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Valve Types and Equivalents
    
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Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7007
Tetrode (Power)
 
 
6166A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
701A
Cathode-Ray Tube
 
B12B
CV1588 E4205/B/7
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7021
Ignitron
 
 
BK42/5551A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7025
Double Triode
1958
 
12AX7A 12AX7WA 7025A 7025WA ECC83
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7025A
Double Triode
1959
B9A
7025 7025WA
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7025WA
Double Triode
 
B9A
7025A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7028
Magnetron (X-band Pulse)
 
 
M599B
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7031
Ignitron
 
 
BK24/5552A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7032
Heptode
 
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7034
Tetrode (Power)
 
 
4X150A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7035
Tetrode (Power)
 
B8F
4X150D CV3991
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7038
Camera Tube (Videcon)
 
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7041
Ignitron
 
 
BK146/5553B
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7054
Pentode
1961
B9A
8077
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7077
Ceramic UHF Triode
1962
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7092
Triode (Power)
 
 
B1153
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
703A
Triode
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
705A
Rectifier HW
1943
B4A
2J/40E 2T/450E A232 CV3587 CV8238 TH705A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7060
Triode Pentode
1958
B9A
12AU8
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
707A
Velocity Modulated Valve
 
 
CV3589
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
708A
Triode
 
CV3590
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
70B1
Voltage Stabiliser
1950
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
70L7GT
Beam Tetrode Rectifier HW
1947
IO
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
710
Klystron
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
710A
Micropup Triode
 
8011 CV62 REL1 VT-240 VT90
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7125A
 
 
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
713A
Pentode
 
IO
CV3593
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
715
Thyratron (Mercury Vapour)
 
 
5557
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
715A
Pulse Tetrode
 
B4A
CV2654
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
715B
Pulse Tetrode
 
B4A
CRP-715B CV398 P535/1E
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
715C
Tetrode (Pulse Amplifier)
 
 
C1111 C1150/1 CV598 RK-715
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
717A
Pentode
 
IO
CV3594 VT-269
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7182
Magnetron (S-Band Pulse)
 
 
M543
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7193
Triode
1943
IO
2C22 CV792 CV3601 DET20 NR80 VR135
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7199
Triode Pentode
1959
B9A
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
71A
Output Triode
1940
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
72
Triode
 
 
4304CB 834 CV1062 CV1288 DET12 NT58 TY1-50 VT62
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
721A
Radar T/R Switch
 
CV3595
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7203
Tetrode (Power)
 
 
4CX250B
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7227
Beam Tetrode
 
B9A
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7233
Triode
1960
B9A
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7237
Triode (Power)
 
 
BR1162 CV5239
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
723A
 
 
 
CV720
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
723A/B
Klystron
1944
IO
CV1795
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7247
Double Triode
1963
B9A
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
724B
TR Cell
 
CV1793 WE724B
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
725A
Magnetron
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7262A
Camera Tube (Videcon)
 
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7293
Camera Tube (Image Orthicon)
 
 
P875
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7293A
Camera Tube (Image Orthicon)
 
 
P875
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7293A/E
Camera Tube (Image Orthicon)
 
 
P875
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7293B
Camera Tube (Image Orthicon)
 
 
P875
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7294
Camera Tube (Image Orthicon)
 
 
P874
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7294/E
Camera Tube (Image Orthicon)
 
 
P874
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7295
Camera Tube (Image Orthicon)
 
 
7295C
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7295B
Camera Tube (Image Orthicon)
 
 
7295C
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7295B/E
Camera Tube (Image Orthicon)
 
 
7295C
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7295C
Camera Tube (Image Orthicon)
 
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7295/E
Camera Tube (Image Orthicon)
 
7295C
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7308
Double Triode
1962
B9A
CV4108 CV4109 CV4110 CV4111
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7319
Thyratron
 
 
ELCiK/B
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
732A
Rectifier HW
 
 
3B24 CV812
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7340
Double Diode
 
B7G
CV140
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7360
Beam Deflection Tube
1961
B9A
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7384
Thyratron (Hydrogen)
 
 
CV5268
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7389
Camera Tube (Image Orthicon)
 
 
7389C
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7389B
Camera Tube (Image Orthicon)
 
 
7389C
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7389B/E
Camera Tube (Image Orthicon)
 
 
7389C
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7389C
Camera Tube (Image Orthicon)
 
 
7389C
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7389/E
Camera Tube (Image Orthicon)
 
 
7389C
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7643
Triode Pentode
1958
 
E80CF
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7448
Rectifier HW
 
 
CV1274 NU26
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7462
Triode
1960
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7475
Voltage Stabiliser
 
B4
AW2 CV188 CV1070 GD100A MV43 QS92/10 VS70
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
75
Double Diode Triode
1937
UX6
275 675 6Z-DH3 A675 CV614 VT-75
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7527
Tetrode (Power)
 
 
C1136
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7554
Pencil Triode
1959
CV8469
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7558
Pentode
1964
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7568
Thyratron (Hydrogen)
 
 
FX2519A/5949A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7583
Thyratron (Hydrogen)
 
 
FX2513
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7586
NuvistorTriode
1959
Twelvar
CV9686
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7587
NuvistorTretrode
1961
 
CV8470
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7590
Thyratron (Hydrogen)
 
 
FX2519A/5949A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7591
Beam Tetrode
1960
IO
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7591A
Beam Tetrode
1960
IO
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
75B1
Voltage Stabiliser
1954
 
CV284 GTR75M QS75/20
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
75C1
Voltage Stabiliser
1957
B7G
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
76
Triode
1940
UX5
276 A676 CV615 UY-76 UY76 VT-76
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7603
Thyratron (Hydrogen)
 
 
CV1787 CV5247 FX2505
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7665
Thyratron (Hydrogen)
 
 
CX1157
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7669
Ignitron
 
 
BK442/7669
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7671
Ignitron
 
 
BK444/7671
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
77
RF Pentode
1932
UX6
CV616
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7703
Ignitron
 
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7722
Wideband Pentode
1958
 
E280F
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7734
SQ Triode Pentode
1960
B9A
6GE8
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7735
Camera Tube (Videcon)
 
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7735A
Camera Tube (Videcon)
 
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7735B
Camera Tube (Videcon)
 
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
77E
RF Pentode
1938
 
CV616
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7759
Pentode
 
 
CV5060
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7788
Pentode
1958
B9A
CV5809 E810F
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
78
VM RF Pentode
1937
UX6
78E A678 AG78 CV2544 G78 UZ-78 UZ78
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7815
Triode
1966
ML7815
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7851
Electrometer Tetrode
1961
B7G
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7868
Beam Tetrode
1961
 
EL506
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7886
Triode
 
 
DET3 VT34
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7895
Nuvistor
1961
Twelvar
CV9738
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
78E
VM RF Pentode
1937
UX6
78E
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
79
Class B Double Triode
1936
UX6
CV2545
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7972
Tetrode (Power)
 
 
C1158 CV6045 CV8061
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
7980
Voltage Reference
1960
 
83A1
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