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Valve Types and Equivalents
    
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Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV500
Double Diode Triode
 
 
6T7G
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV501
Double Diode Pentode
 
 
EBF32
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV502
Triode
1935
 
CV1021 LD210
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV503
Rectifier FW
 
 
5W4GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV504
Tuning Indicator
 
 
6U5/6G5 6U5
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV505
Triode
 
 
MT16
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV507
 
 
 
REL64
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV508
Spark Gap
 
 
1B49 4B49
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV509
Pentode
 
IO
6V6G
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV510
Pentode
 
 
6V6
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV511
Pentode
1937
IO
6V6GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV512
Pentode
 
 
6W7G
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV513
Magnetron (S-Band Pulse)
 
4J53 M518
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV514
Magnetron
 
 
2J36
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV515
Pentode
 
 
6Y6G
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV516
Cathode-Ray Tube
 
 
3GP1
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV517
Rectifier FW
 
 
0Z4A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV518
Pentode
 
B7
9A1 ACV/P1 CV1169 HP4106C MVS-Pen VMP4G VPT4
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV519
Double Diode Pentode
 
 
27D DDPP4M Pen4DD
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV520
Hexode
 
 
VP2B
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV521
Spark Gap
 
 
R4410
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV522
Pentode
 
 
7B7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV523
Double Diode
1944
 
12Y4
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV524
Beam Tetrode
 
 
TT12
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV525
Pentode
 
IO
12A6
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV526
Pentode
 
 
12A6GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV527
Triode
 
 
DA60
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV528
Photocell
 
 
VA16
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV529
Double Triode
1941
 
12AH7GT VT-207
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV530
Thyratron
 
 
6T1E G71E GT1E
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV531
Double Diode Pentode
1939
IO
12C8 12C8GT CV3827
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV532
Rectifier MV
 
 
AH205 AH221 GU11
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV533
Triode
 
 
CAT17C
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV534
Triode
 
 
12J5
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV535
Triode
 
 
12J5GT VT-135
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV536
Barretter
 
 
4120/AA
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV537
Heptode
1939
 
12SA7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV538
Heptode
1939
 
12SA7GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV539
TR Cell
 
1B23 CV2396 G71E
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV540
Double Triode
 
IO
12SC7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV541
Rectifier
 
 
1B3 CV1830 CV2115 IB3GT R6158A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV542
Magnetron
 
 
5J23
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV543
Pentode
 
 
12SK7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV544
Pentode
 
 
12SK7GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV545
Pentode
 
B7
ACSP3
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV546
Double Diode Triode
 
 
12SQ7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV547
Double Diode Triode
 
 
12SQ7GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV548
Triode
 
 
CV1166 LP2
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV549
Pentode
 
 
25A6
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV550
Pentode
 
 
25A6GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV551
Pentode
 
 
25L6G
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV552
Pentode
 
 
25L6
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV553
Pentode
 
IO
25L6GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV554
Double Diode
 
 
CV1301 D63
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV555
Rectifier FW
 
 
25Z5
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV556
Double Pentode
 
 
CV1342 QP25
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV557
Diode
 
 
CV1302 D42
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV558
Rectifier FW
 
 
25Z6
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV559
Rectifier FW
 
 
25Z6GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV560
Pentode
 
 
CV1330 TSP4
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV561
Pentode
 
 
35L6
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV562
Pentode
 
 
35L6GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV563
Triode
 
 
CV1178 DA30
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV564
Rectifier HW
 
 
35Z3
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV565
Rectifier HW
 
 
35Z3GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV566
 
 
 
RG-2
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV567
Rectifier HW
 
 
35Z5
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV568
Rectifier HW
 
 
35Z5GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV569
Double Triode
 
IO
6SL7GT CV1985 ECC35 VT-229
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV570
Triode
 
3Q/191E 3Q/195E
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV571
Pentode
 
 
50L6GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV572
Rectifier FW
 
IO
6X5G
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV573
Rectifier FW
 
 
6X5
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV574
Rectifier FW
 
IO
6X5GT/G 6X5GT EZ35
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV575
Rectifier FW
1938
IO
5U4G U52
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV576
TR Cell
1946
1B26
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV577
TB Cell
 
 
1B36
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV578
Heptode
 
 
6A8G CV3825 X63
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV579
Heptode
 
 
6A8
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV580
Heptode
 
IO
6A8GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV581
Triode
 
IO
6C5G NR78
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV582
Triode
 
IO
6C5
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV583
Triode
 
 
6C5GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV584
Photocell
 
B4
CV3624 GS146 PE7B
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV585
Pentode
 
UX6
6C6
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV586
Pentode
 
 
EL37
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV587
Double Diode Triode
1936
IO
6Q7G DH63
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV588
Double Diode Triode
 
 
6Q7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV589
Double Diode Triode
 
IO
6Q7GTY
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV590
Pentode
1938
 
6SJ7G 6SJ7Y
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV591
Pentode
 
 
6SJ7Y 6SJ7 CV866
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV592
Pentode
 
IO
6SJ7GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV593
Rectifier FW
1949
IO
54KU GZ32
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV594
Pentode
 
 
6SH7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV595
Pentode
 
 
6SH7GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV596
Triode
 
 
2C45
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV597
Rectifier EHT
1939
 
143D 2B21 2X2A 2X2 2Y2 879 R612G
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV598
Tetrode (Pulse Amplifier)
 
 
715C C1111 CV427
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV599
Pentode
 
 
1851
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV600
Cathode-Ray Tube
 
 
5CP1 5CP1A CV2191 DG13-2
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV601
Cathode-Ray Tube
 
 
5BP1 5HP1 CV3583
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV602
Cathode-Ray Tube
 
 
3AP1 906P1
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV603
Triode
 
 
10 10Y 2C23
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV604
Triode
 
 
30
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV605
Tetrode (See CV711)
 
 
32
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV606
Triode
 
 
37A 37
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV607
Pentode (See CV712)
 
 
38
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV608
Pentode
 
 
41E 41
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV609
Pentode
1934
UX6
42 CV1712
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV610
Triode
 
 
45
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV611
Triode
 
 
56
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV612
Pentode
 
 
57 CV1704
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV613
Pentode
 
 
58 CV1705
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV614
Double Diode Triode
 
 
75
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV615
Triode
 
 
76
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV616
Pentode
 
 
77/E 77
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV617
Rectifier FW
 
 
80 CV1708
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV618
Rectifier FW
 
 
83
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV619
Rectifier FW
1937
 
6Z4 84
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV620
Triode
1934
 
211 C211 CV2576 GL211 HD211 NU211 RX211 UV211 VE211 WE211 WL211
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV621
Triode
 
 
38101 801 801A HY801A/801 L801 NU801A VE310 WE350D
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV622
Pentode
 
 
802 GL802 WL802
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV623
Triode
 
 
38803 4069A 803 CV1372 GL803 RK28A T803 VT-106 WE322A WL803
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV624
Pentode
 
 
804 GL804 OS41/1250
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV625
Triode
1936
 
805 C805 GL805 NU805 RK57 T805 UE905 WE331A WL805
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV626
Triode
 
 
808 EE808 GL808
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV627
Triode
1946
 
810 GL810 WL810
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV628
Triode
 
UX4
811 EE811 GL811 WL811
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV629
Beam Tetrode
 
 
814 RK47
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV630
Triode
 
 
826 GL826
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV631
Power Pentode
1939
UX5
5B/700A 828 GL828 SV-828 WL828
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV632
Double Beam Tetrode
 
 
829 829B C144 CV2666
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV633
Double Beam Tetrode
 
B7A
829A CV3599
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV634
Double Beam Tetrode
 
 
832 C180 CV1088
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV635
Triode
1938
 
833 833A B142 C833 ES833 GL833A T833A TY4-350 WL833A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV636
Rectifier HW
1938
 
836 EE836 GL836 RK836
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV637
Pentode
 
 
837 A4002B GL837 RK44 RK837 WL837
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV638
Pentode
 
 
838 C838 GL838 HF130 HF130 NU838 RK58 RK58 T838 UE938 WL838
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV639
Triode
 
 
843 GL843
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV640
Power Tetrode
 
 
860 GL860 UX860 VT-17 WL860
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV641
Pentode
 
 
861 GL861 ML861 UV861 WL861
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV642
Rectifier MV
 
 
4064B 4B32 872 872A AH217 AH217 BB872 C872A CE872A CV1449 ESU872 F353A F353 F872A F872B GL872A GL872A/872 NU872A/872 T872A/872 UE972 WL872A/872
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV643
Voltage Stabiliser
 
 
3918 874 875-A GL874
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV644
Voltage Stabiliser
 
 
875A T875A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV645
Rectifier
 
 
876
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV646
Rectifier HW
 
 
879 CV597
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV647
Thyratron
 
 
6Q5G 884 CV1815
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV648
Thyratron
 
 
2B4 885
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV649
Acorn Pentode
 
 
956 GL956
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV650
Acorn Triode
 
 
958 958A GL958
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV651
Neon Indicator
 
991 NE16 XC16
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV652
Pentode
 
 
1603 6C6 CV585 CV1710 GL1603
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV653
Triode (Selected 6F6)
 
 
1611
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV654
Heptode (or low micophony 6L7)
 
 
1612
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV655
Pentode
 
IO
1613
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV656
Rectifier HW
 
 
1616 GL1616
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV657
Pentode
 
 
1620 6J7GT CV1937
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV658
Pentode
 
 
1622 CV1947 GL6G
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV659
Pentode
 
 
1625 GL1625 NU1625 RK1625
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV660
Pentode
 
 
1852 6AC7W 6AC7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV661
Pentode
1941
 
1853 6AB7 CV1873
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV662
Triode
 
 
8012A 8012 GL8012
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV663
Triode
 
UX4
8025 CV3915
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV664
Triode
1943
 
9002 GL9002
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV665
Pentode
1943
B7G
9003
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV666
Acorn Diode
1943
 
653B 9004
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV667
Diode
1943
 
9005 GL9005
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV668
Triode
 
UX4
3-50A4/35T 35T DET18
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV669
Triode
 
 
279A 4279A CV1250
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV670
Triode
 
 
645 HK645
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV671
Rectifier
 
 
8021 CV3587
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV672
Magnetron
 
 
706A CV3588
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV673
Pentode
 
 
717A CV3594
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV674
TR Cell
 
 
721B CV3595
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV675
Thyratron
 
 
722A CV3596
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV676
Klystron
 
IO
726A WE726A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV677
Pentode
 
 
701A 761A WE701A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV678
Thyratron
 
 
702A 702B
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV679
Power Triode
 
 
368AS/703A 703A CV710
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV680
Velocity Modulated Valve
 
 
707A CV3589
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV681
Triode
 
 
708A CV3590
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV682
Pentode
 
 
713A CV3593
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV683
Triode
 
316A GL316A WE316A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV684
Rectifier
 
 
274B 5RGY 5U4G CV575 CV717 WE274B
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV685
Voltage Stabiliser
 
 
0A2 CV216 VR150/30
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV686
Voltage Stabiliser
1939
IO
0C3 QS1206 VR105/30
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV687
Triode
 
 
2C40 446B CV2643
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV688
Triode
 
 
2C43 464A TD3.5-12
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV689
Magnetron
 
 
4J42 700A NE700A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV690
Pentode
 
 
RK48A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV691
Triode
 
 
357A CV27
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV692
Rectifier FW
 
 
0Z4 CV517
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV693
Triode
 
 
HF300
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV694
Pentode
 
 
12SG7Y 12SG7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV695
Magnetron
 
 
4J42 700-B
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV696
Magnetron
 
 
4J42 700-C
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV697
Pentode
1939
 
12SJ7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV698
Pentode
1940
 
12SJ7GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV699
Magnetron
 
 
4J42 700-D
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV700
Double Diode Triode
1939
 
12SR7 VT-133
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV701
Triode
 
 
892R ESA892
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV702
Triode
 
 
830B 930B C830B GL830B HY51B T830B UE930B
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV703
Triode Hexode
 
 
12K8
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV704
Pentode
 
 
RK20A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV705
Pentode
 
 
1D5GP CV1806
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV706
Pentode
1936
 
6U7G
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV707
Triode
1938
 
4C25 HK54
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV708
Barretter
 
 
161
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV709
Rectifier HW
 
 
3B24 72 CE220 CV812 RK72 RX232
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV710
Triode
 
 
368A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV711
Pentode
 
 
32E 32
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV712
Pentode
 
 
38A 38
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV713
TR Cell
 
 
1B27
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV714
Klystron
 
 
C6A ELC6A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV715
Triode
 
 
6F5GT CV1910
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV716
Rectifier HW
 
 
8013 8013A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV717
Rectifier FW
 
IO
5R4GY 5R4WGA CV4026
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV718
Cathode-Ray Tube
 
 
5FP7A 5FP7 CV3959
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV719
Magnetron
 
 
2J21 2J21A CV2778
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV720
Klystron
 
 
723A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV722
Magnetron
 
 
2J53 725A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV723
Pentode
 
 
1619 GL1619
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV724
RectifIer MV
 
 
816 VT-216
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV725
 
 
 
1B24 CV3548
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV726
Rectifier
 
 
35Z3LT 35Z3
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV727
Semiconductor Diode
 
 
1N21 CV367
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV728
Pentode
 
 
1P6GT 1P6GT/G
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV729
Rectifier FW
 
IO
5V4G
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV730
Triode
 
 
6A3
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV731
Pentode
 
 
6F6GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV732
Rectifier HW
1950
 
6W4GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV733
Triode
 
 
REL8D
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV734
Triode
 
 
228A 4228A CV1450 F328A WE228A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV735
Triode
 
 
845B 845 C845 GL845 NU845 R845 T845 UE945 UV845 WL845
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV736
Cathode-Ray Tube
 
 
905 GL905
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV737
Cathode-Ray Tube
 
 
3AP1 906 CV602
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV738
Diode
 
 
953
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV739
Cathode-Ray Tube
 
 
3AP1 CV602
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV740
Cathode-Ray Tube
 
 
2505A5 5MP1
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV741
Cathode-Ray Tube
 
 
2511A5 5LP1
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV742
Thyratron
 
 
1267 5728 FG67
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV743
Neon Indicator
 
 
CV2976 GET2 NE2 VG11
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV744
Neon Indicator
 
 
GET4
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV745
Triode
 
 
CV941 HK24
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV746
Strobotron
 
 
469P1 648P1
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV747
Pentode
 
 
6AC7 6AJ7 CV849
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV748
Magnetron
 
 
725A CV722
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV749
Semiconductor Diode
 
 
1N23A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV750
Triode
 
 
01A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV751
Triode
 
 
HY75
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV752
Thyratron
 
 
0A4G
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV753
Diode
1943
B7G
1A3 1D13 DA90
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV754
Pentode
 
 
1A4P
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV755
Pentode
 
 
IA5G
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV756
Pentode
 
IO
IA5GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV757
Heptode
 
 
1A6
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV758
Pentode
 
 
1B4P
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV759
Double Diode Triode
 
 
IB5
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV760
Heptode
 
 
IB7GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV761
Spark Gap
 
 
1B22
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV762
Thyratron
 
 
1C21 R6160
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV763
 
 
 
1CA4
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV764
Rectifier HW
 
 
40SUA CV1267 ID4 U4020 V20
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV765
Heptode
 
 
ID7G
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV766
Pentode
 
 
1E5GP 1E5GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV767
Pentode
 
 
1F4
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV768
Pentode
 
 
1F5G
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV769
Double Diode Pentode
 
 
1F6
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV770
Double Diode Pentode
 
 
1F7 IF7GV
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV771
Pentode
 
 
1G5G
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV772
Double Triode
 
 
1G6G
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV773
Double Triode
 
 
1G6GT/G 1G6GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV774
Triode
1936
 
1H4G
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV775
Heptode
1939
 
1LA6E 1LA6
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV776
Triode
1939
 
1L4B
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV777
Pentode
 
 
1LC5
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV778
Heptode
1939
 
1LC6
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV779
Diode Pentode
1939
 
1LD5 1LD6
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV780
Double Triode
 
 
1LH4
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV781
Pentode
 
 
1LN5E 1LN5
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV782
Heptode
1947
B7G
1C1 1R5 DK91 X17
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV783
Pentode
1948
B7G
1S4 DL91
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV784
Diode Pentode
1947
B7G
1FD9 1S5 DAF91 ZD17
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV785
Pentode
1947
B7G
1F3 1T4 DF91 W17
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV786
Beam Tetrode
 
 
1T5
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV787
Heptode
 
 
2A7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV788
Double Beam Tetrode
 
B7A
832A C180 QQV04-15
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV789
Triode
1945
UX4
25TG 3-25D3/25TG 3C24 B1109 HK24G
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV790
Cathode-Ray Tube
1944
 
1814P1 2AP1A 2AP1 C7483
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV791
Double Diode Pentode
 
 
2B7 CV1837
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV792
Triode
 
 
2C22 7193
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV793
Thyratron
 
 
2C33 RX233 RX233A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV794
Double Diode
 
 
2D2
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV795
Double Diode
 
 
2D4A CV1170
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV796
Double Diode
1935
 
2D13C CV1300
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV797
Thyratron
1944
B7G
20A3 2D21 4G/280K 5757 CV4018 E1955 EN91
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV798
Pentode
 
 
2E22
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV800
Magnetron
 
 
2J22
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV801
Magnetron
 
 
2J54
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV802
Triode
 
 
2C26 2C26A CV1759
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV803
Rectifier
 
 
2V3
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV804
Rectifier
 
 
2V3G
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV805
Rectifier
 
 
50Y6 50Y6GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV807
Pentode
 
B7G
3A4 CV2390 DL93 E1485
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV808
Double Triode
 
B7G
3A5 DCC90
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV809
Triode
 
 
3A/105B
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV810
Photocell
 
 
1P31 3AE CV3812
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV811
Double Triode
 
 
1291 3B7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV812
Rectifier HW
 
 
3B24W 3B24 428T 732A CE230 CV2858 CV4021 WE732A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV813
Pentode
 
 
959 CV1794
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV814
Cathode-Ray Tube
 
 
3BP1 3DP1A CV2934
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV815
Pentode
 
 
3D6 3D6/1299
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV816
Cathode-Ray Tube
 
 
3DP1
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV817
Cathode-Ray Tube
 
 
1806P1 3EP1
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV818
Pentode
 
B7G
3Q4 DL95 N18
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV819
Pentode
1946
 
3Q5GT/G 3Q5GT DL33 N16
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV820
Pentode
 
B7G
1P10 3S4 CV2370 DL92 N17
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV821
Barretter
 
 
4A1
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV822
Rectifier
 
 
4B24 EL3C
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV823
Barretter
 
 
7A WE7A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV824
Pentode
 
 
4E27 HK257B
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV825
Heptode
 
 
4SHA
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV826
Triode Hexode
1938
 
4-THA A36C AC/TH1 CV1194 CV2830 TH4
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV828
Pentode (Clear)
 
 
4TPB
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV829
Pentode (Metalised)
 
 
4TPB
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV830
Pentode
 
 
4TSP CV1330
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV831
Cathode-Ray Tube
 
 
5AP1
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV832
Cathode-Ray Tube
 
 
1805P1 5AP1
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV833
Pentode
 
 
89Y 89
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV834
Pentode
 
 
5B/300B
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV835
Cathode-Ray Tube
 
 
5BP1
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV836
Cathode-Ray Tube
 
 
5BP4
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV837
Double Diode Triode
 
 
12C8
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV838
Cathode-Ray Tube
 
 
5CP7 5CP7A CV3954
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV839
Cathode-Ray Tube
 
 
5BP1 5GP1 CV601
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV840
Barretter
 
 
5H4
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV841
Rectifier FW
 
 
5U4G CV575 GU4GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV842
Rectifier FW
 
 
5W4G
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV843
Tuning Indicator
 
 
6AB5 6N5
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV844
Triode
 
 
6AC5G
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV845
Triode
 
 
6AC5GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV846
Pentode
 
 
6AC7 CV660
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV847
Twin Tuning Indicator
 
 
6AF6G
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV848
Pentode
 
B7G
6AG5
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV849
Pentode
 
 
6AC7 6AJ7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV850
Pentode
1952
B7G
5654 6AK5 731A CV4010 EF95
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV851
Triode
 
 
6B4G
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV852
Triode
 
 
6C4 CV133
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV854
Double Diode Triode
 
 
6C7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV855
Triode
 
 
6C21 ZP527
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV856
Double Diode Pentode
 
 
6G8G
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV857
 
 
 
6H7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV858
Double Triode
1956
B7G
6J6 CV4031 ECC91
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV859
Triode Heptode
1938
 
6J8G
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV860
Triode
 
 
6K5G
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV861
Triode
 
 
6K5GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV862
Triode
 
 
6L5G 6L5
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV864
Triode Pentode
 
 
6P7G
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV865
Pentode
 
 
6SD7GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV866
Pentode
 
 
6SJ7Y 6SJ7 CV591
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV867
Double Diode Triode
 
 
6SR7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV869
Rectifier FW
 
 
6V5GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV870
Double Diode Triode
 
 
6V7G
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV871
Rectifier
1937
 
6Z5
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV872
Double Triode
 
 
6Z7G
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV873
Rectifier
 
 
6ZY5G
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV874
Barretter
 
 
7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV875
Double Triode
 
 
1642 2C21 RK33
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV876
Double Diode
 
 
7A6
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV877
Pentode
 
 
7A7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV878
Octode
 
 
7A8
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV879
Triode
 
 
7B4
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV880
Pentode
 
 
7B5
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV881
Pentode
 
 
7B5LT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV882
Double Diode Triode
 
B8B
7B6LM DH81
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV883
Heptode
1939
 
7B8LM
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV884
Cathode-Ray Tube
 
 
1813P7 7BP7 7BP7A CV3637 ZP468
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV885
Pentode
 
 
7C5
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV886
Pentode
 
 
7C5
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV887
Double Diode Triode
 
 
7C6 DH149
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV888
Triode Hexode
 
 
7D7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV889
Pentode
1935
 
7D8 CV1327 CV3635 PTA(O) Pen1340 Pen13C
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV890
 
 
 
7E5
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV891
Double Diode Triode
 
 
7E6
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV892
Double Diode Pentode
 
 
7E7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV893
Double Triode
1940
 
7F7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV894
Pentode
 
 
1232 7G7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV895
Pentode
1940
 
7H7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV896
Double Diode Triode
 
 
7K7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV897
Triode Heptode
 
 
7J7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV898
Double Triode
 
 
7N7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV899
Heptode
 
 
7Q7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV900
Double Diode Pentode
 
 
7R7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV901
Rectifier FW
1938
B8B
7Y4
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV902
Pentode
 
 
1282 7W7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV904
Triode
 
 
892R CV701 F892R GL892R WL892R
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV905
Cathode-Ray Tube
 
 
9HP7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV906
Triode
 
 
1602
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV907
Triode
 
 
12A CV1774
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV908
Pentode
1941
 
12A5
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV909
Pentode Rectifier HW
 
 
12A7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV910
Heptode
 
 
12A8GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV911
Triode Pentode
 
 
12B8GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV913
Cathode-Ray Tube
 
 
12DP7 12DP7A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV914
Cathode-Ray Tube
 
 
12DP7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV915
Cathode-Ray Tube
 
 
12FP7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV916
Double Diode
 
 
12H6
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV917
Pentode
 
 
12J7GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV918
Pentode
 
 
12K7GT KTW74M
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV919
Triode
1939
 
12SF5
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV920
Triode
1940
 
12SF5GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV921
Double Pentode
 
 
12SF7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV922
Pentode
 
 
12SH7 12SK7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV923
Pentode
1939
 
12SJ7GT CV698
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV924
Double Triode
 
 
12SL7GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV925
Double Triode
 
 
12SN7GT B36
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV926
Rectifier
 
 
12X825 4B35 WE327A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV927
Rectifier
 
 
12Z3
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV928
 
 
 
38455
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV929
Pentode
 
 
13SPA CV1108
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV930
Hi-mu Double Triode
1949
 
14F7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV931
Pentode
 
 
15
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV932
Triode
 
 
2C40 446A CV687 CV2643 GL446A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV933
Triode
 
 
15E 1SE 8023
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV934
Rectifier HW
 
 
15R 4B30 8022
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV936
Pentode
 
 
24 24A 24E
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV937
Diode Pentode
 
 
25A7GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV938
Triode
 
 
25AC5GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV939
Pentode
 
 
25B6G
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV940
Triode Pentode
 
 
25B8GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV941
Triode
 
 
25T 3C34 HK24
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV942
Rectifier FW
1934
 
25Y5
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV943
Triode
 
 
26
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV944
Triode
 
 
27
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV945
Double Beam Tetrode
1943
 
28D7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV946
Double Beam Tetrode
1943
 
28D7GT/G
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV947
Triode
 
 
31
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV948
Diode Pentode
 
 
32L7GT
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV949
Pentode
 
 
33
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV950
Cathode-Ray Tube
1936
B9
CV967 E4103/B/4 NC1
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV951
Cathode-Ray Tube
 
32A 32E 32G CV951 CV953 CV957
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV952
Cathode-Ray Tube
 
 
4081 CV2749(O)
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV953
Cathode-Ray Tube
 
32A 32E 32G CV951 CV957 NC4
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV954
Cathode-Ray Tube
 
20K CV959 CV1379 CV1380 NC5
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV955
Cathode-Ray Tube
 
B12D
4409 NC6
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV956
Cathode-Ray Tube
 
B12D
4602 NC7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV957
Cathode-Ray Tube
 
32A 32E 32G CV951 CV953
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV958
Cathode-Ray Tube
 
 
26J CV2786
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV959
Cathode-Ray Tube
 
3220K CV954 NC+D569410
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV960
Cathode-Ray Tube
 
B12D
CV1385 E4504/B/16
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV961
Cathode-Ray Tube
 
B12D
CV987 NC13 V1047
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV962
Cathode-Ray Tube
 
B12D
CV1391 E4504/E/16 NC14
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV963
Cathode-Ray Tube
 
 
09J CV1518 CV1596
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV964
Cathode-Ray Tube
 
B12B
CV279 CV1588 E4205-B NC16
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV965
Cathode-Ray Tube
 
IO
CV1520
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV966
Cathode-Ray Tube
 
B12D
CV252 E4504/M/16
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV967
Cathode-Ray Tube
1936
B9
CV950 CV1522 E4103/B/4 NC19
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV977
A pair of CV55's
 
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV979
Thermal Delay Switch
 
B4
DLS10
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV980
Spark Gap
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV981
Neon Indicator
 
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV982
Neon Indicator
 
27A X962106
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV983
Neon Indicator
 
 
X961101
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV984
Indicator
 
 
S2A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV986
Spark Gap
 
15A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV987
Cathode-Ray Tube
 
30C8/T1 CV961 NC13A V1040
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV988
Neon Indicator
 
X961101
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV989
Cathode-Ray Tube
 
B12D
41D5 CV1131
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV990
Triode
 
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV991
Magnetron
 
CV191A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV992
Magnetron
 
CV191B
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV993
Magnetron
 
CV191C
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV994
Magnetron
 
CV191D
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV995
Pentode
 
 
6AJ5
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV996
Pentode
 
 
1637 CV1052 EL32
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV997
Triode
 
 
3092 VT15B
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV998
Triode
 
 
2000T
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
CV999
Triode
 
 
3C22
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