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Valve Types and Equivalents
    
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Type
Structure
Date
Base
PDF
Sensibly equivalent to:
30
Triode
1930
UX4
230 30S CV604 CX330 ER30 UX230 VT-27
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
30E
Triode
1936
 
CV604
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
300A
Triode
 
 
4300A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
300B
Triode
 
 
4300B
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
301
Barretter
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
302
Barretter
 
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
302THA
Triode Hexode
1940
B7
C368 TH30C
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
303
Barretter
 
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
304
Barretter
1935
CV1202 NS5
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
304B
Triode
 
 
4304CA
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
304TH
Power Triode
1946
 
CV2611
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
304TL
Power Triode
1946
 
CV3580
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
305
Barretter
1952
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
306
Barretter
 
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
309
Rectifier MV
 
 
5557
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
30A5
Pentode
1956
B7G
HL94
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
30AE3
Rectifier HW
 
 
PY88
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
30C1
Triode Pentode
1954
B9A
8A8 9A8 LZ319 LZ329 PCF80
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
30C13
Triode Pentode
1958
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
30C15
Triode Pentode
1959
B9A
9EN7 LZ339 PCF800
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
30C17
Triode Pentode
1961
B9A
PCF87
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
30C18
Triode Pentode
1962
B9A
7GV7 PCF805
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
30F27
Pentode
 
 
PE81
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
30F5
Pentode
1957
B9A
7ED7 PF818 Z329
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
30FL1
Triode Beam Tetrode
1958
B9A
9GB8 LN339 PCE800
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
30FL12
Triode Beam Tetrode
1961
B9A
PCE82
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
30FL14
Triode Pentode
 
B9A
PCF808
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
30FL2
Triode Beam Tetrode
1970
B9A
PCF812
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
30L1
Double Triode
1954
B9A
7AN7 B319 PCC84
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
30L15
Double Triode
1960
B9A
7EK7 B349 PCC805
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
30L17
Double Triode
1961
B9A
PCC806
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
30MD1
Monitor Diode
 
 
BS502
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
30P12
Beam Tetrode
1958
B9A
12FB5 N369 PL801
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
30P16
Pentode
 
 
16A5 N154 N329 PL82
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
30P18
Pentode
1959
 
15CW5 N379 PL84
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
30P19
Pentode
1960
IO
N389 PL302
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
30P39
Rectifier FW
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
30P4
Beam Tetrode
1956
IO
25GF6 N308
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
30PL1
Triode Pentode
1958
B9A
13GC8 LN319 PCL801
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
30PL12
Triode Pentode
 
 
12FB5 16A8 16AG N369 PL801 PLC82
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
30PL13
Triode Beam Tetrode
1959
B9A
16GK8 PCL800
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
30PL14
Triode Beam Tetrode
1962
B9A
LN329 PCL88
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
30PL15
Triode Beam Tetrode
1962
B9A
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
31
Triode
1936
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
311SU
Rectifier HW
1947
B8A
31A3 U142 UY41
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
313C
Thyratron
1945
 
4313C
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
313CC
Thyratron
1962
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
316A
Triode
 
CV683
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
3180
Tuning Indicator
1934
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
3184
Tuning Indicator
1934
4662
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
31A3
Rectifier HW
1947
B8A
311SUA 311SU U142 UY41 UY42
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
32
Pentode
1936
UX4
CV711 VT-44
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
324
Pentode
 
 
24 CV936
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
327A
Triode
1944
 
3-100G3
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
327B
Triode
1944
 
3-100H3
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
328
Rectifier FW
1930
B4
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
329
Barretter
 
B4
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
32E
RF Pentode
1930
UX4
132 32 432 CV711 UX232 VT-44
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
32L7GT
Output Beam Tetrode Rectifier HW
1940
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
33
Output Pentode
1936
UX5
VT-33
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
332Pen
Pentode
1940
 
CL33 CV1401
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
33A/100A
Double Triode
 
IO
CV1750
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
33A/138A
Double Triode
 
 
4074A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
33A/158M
Double Triode
 
B8B
CV1884
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
33B/152M
Double Triode
 
B9G
CV1540
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
33HE7
Diode Pentode
1973
B12C
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
33GY7A
Diode Pentode
1967
B12C
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
34
Pentode
1936
UX4
CV1751
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
345
Output Triode
1929
 
245 45 CV610 UX245
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
34E
VM RF Pentode
1940
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
34Z6G
Rectifier FW
 
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
35
Pentode
1931
 
235 UY35 VT-35
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
350B
Beam Tetrode
 
IO
CV1075 CV1799
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
35/51
Pentode
1931
 
CV1752
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
350
Barretter
 
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
3530
Photocell
 
 
927 CE25 CMG34X GL927 GS47X
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
3533
Photocell
 
 
CMG17 GS17
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
35C5
Beam Tetrode
 
B7G
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
35E
Pentode
1931
UY
235 UY35 VT-35
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
354PW/02
Photocell
 
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
354V
Triode
1929
B5
41MTL AC/HL AR17 CV399 CV1037 D4 HL4 NR31 NR52 VR37
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
3554
Photocell
 
 
3554 4GSM 50CG 868 CE1 CMG32 G8 GS146 NU.1 PJ23 R59A WL735
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
357A
Triode
 
 
4357A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
35A5
Pentode
 
B8B
CV1753
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
35FN5
Pentode
 
 
PL300
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
35L6
Pentode
 
IO
CV561
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
35L6GT
Output Beam Tetrode
1938
IO
CV562
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
35RE
Rectifier FW
1940
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
35T
Triode
1951
UX4
CV668 DET18
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
35TG
Triode
 
 
CV1754
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
35W4
Rectifier HW
1946
B7G
HY90
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
35Z3
Rectifier HW
 
B8B
CV564
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
35Z3GT
Rectifier HW
 
 
CV565
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
35Z4
Rectifier HW
 
 
U74 U76
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
35Z4G
Rectifier HW
1939
IO
CV2500 U76
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
35Z4GT
Rectifier HW
 
IO
CV2500 U76
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
35Z5
Rectifier HW
1939
 
CV567
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
35Z5GT
Rectifier HW
1939
IO
CV568
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
35Z5GT/G
Rectifier HW
1939
IO
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
36
RF Tetrode
1936
UX5
CV1775
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
36E
RF Tetrode
1936
UX5
CV1775
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
367
Tungar Rectifier
1925
6006 CV2634 R1709 U600
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
368
Triode
 
 
CV710
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
36L6GT
Pentode
 
 
CV562
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
37
Triode
1936
UX5
CV606
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
38
Pentode
1936
UX5
CV712
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
38205
Voltage Stabiliser
 
IO
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
38217
Thyratron (Mercury Vapour)
 
 
5557 CV2957
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
38576
Pentode
 
 
CV1961
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
388A
Triode
 
CV2637 D-159769
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
38A3
Rectifier HW
 
 
U119 U381 UY85
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
3904A
Corona Voltage Stabiliser
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
39/44
VM RF Pentode
1938
UX5
CV1771
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
394A
Mercury Thyratron
 
IO
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
396A
Double Triode
1960
B9A
2C51 5670 CV2831
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