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Valve Types and Equivalents

    
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Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R 2
Triode
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R.
Triode
1916
 
TM
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R Type
Triode
1916
B4
R. TM
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R-3
Triode
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R1
Rectifier FW
 
 
1821 CV1443 DW2 U10 UU5
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R10
Rectifier HW
 
 
2T/270K 6305 CV261 HR1 HR2
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R11
Rectifier HW
 
 
AU5 CV1111 U27 V1907 VU111
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R12
Rectifier HW
1952
6X2 CV426 EY51 SU61 U151 U43
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R13A
Rectifier FW
 
IO
6X5G EZ35 U147
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R14
Rectifier 2 x HW
 
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R1548-L2 910/FV
Cathode-Ray Tube
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R16
Rectifier EHT
 
 
1T2 U37
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R17
Rectifier HW
 
B9A
CV2218
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R18
Rectifier HW
 
B9A
CV2235 EY84
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R19
Rectifier EHT
 
B9A
1X2B CV5427
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R1AD4
Pentode
 
 
CV2237 DF62 XFR1
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R2
Rectifier FW
1933
B4
1867 43IU 442BU A11B A11D CV3759 DW3 DW4-350 IW4-350 MU12 MU14 R42 R42 U14 UU3 UU4 UU5 UU60/250 UU60/250
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R2/10
 
 
 
CV97
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R2/38
 
 
 
CV98
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R20
Rectifier EHT
 
 
2J2 KY80 U26 U49
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R2018
Triode
1932
B5
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R3
Rectifier FW
 
 
1561 1867 43IU 441U 460BU A11C APV4 AU4A CV1039 CV1569 DW4-350 DW4-500 IW4 IW4-350 IW4-500 MU14 NU17 R42 U12 U14 UU120/500 UU5 VU39A VU39
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R3/10
Bolometer
 
 
CV95
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R3/16
 
 
 
CV96
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R.4
Triode
1917
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R4
Rectifier FW
 
 
1561 CV1796 DW4-350 RV120/350 S11D U14 UU120/350
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R42
Rectifier FW
 
 
1867 43IU A11B A11C A11D APV4 BVA211 BVA214 BVA215 BVA216 DW4-350 IW4-350 IW4-500 MU14 R2 R3 U14 UU120/350 UU3 UU4 UU5 UU60/250
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R43
Rectifier FW
 
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R453
Photomultiplier
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R4A
Rectifier FW
 
 
R3 UU5
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R5
Triode
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R51A
Photocell
 
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R51AV
Photocell
 
 
CE25V CMV33X NU25V VS44X
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R52
Rectifier FW
 
IO
5Z4G CV1863 GZ30
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R5222A
Klystron
 
CV2346
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R58A
Photocell
 
 
CE4 G12 GS116AM
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R58AV
Photocell
 
 
CE4V VS116AM
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R59A
Photocell
 
 
3554 4GSM 50CG 868 CE1 CMG32 G8 GS146 NU.1 PJ23 R59A WL735
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R59AV
Photocell
 
 
CE1V R59AV VS118 WL734
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R59TA
Photocell
 
 
CE11 GS118TA
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R59TAV
Photocell
 
 
917 CE11V GL917 NU11V R59TAV VS118TA
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R5V
Triode
1922
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R61A
Photocell
 
 
930 CE30 GL930 GS16SO NU30 R64A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R61AV
Photocell
 
 
925 CE30V NU30V R64AV VS16SO
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R64A
Photocell
 
 
930 CE30 GL930 GS16SO NU30 R61A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R64AV
Photocell
 
 
925 CE30V NU30V R61AV VS16SO
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R71A
Photocell
 
 
4GC 814A CE2 GS117A NU2 WL737
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R71AV
Photocell
 
 
CE2V VS117A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R71BV
Photocell
 
 
VA117A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R71TA
Photocell
 
 
CE13 GS117ATA NU13
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R71TAV
Photocell
 
 
CE13V NU13V VS117ATA
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R71TBV
Photocell
 
 
VA117ATA
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R82AV
Photocell
 
 
919 NU31V VS118T
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R9518
Klystron
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R9729
Klystron
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
R9559
Klystron
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
Radion
Triode
1924
B4
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
Radiotron
Triode
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RC
Triode
1927
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RC2
Triode
1926
B4
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RD4
Triode
1928
B4
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
REL42
Triode
 
 
CV90 E1368
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
REL7
Micropup Triode
 
 
4C27 CV92
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
Resistron Bivolt
Triode
1928
B4
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
Resistron Forvolt
Triode
1928
B4
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RF30
Rectifier HW
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RFP15
Pentode
1936
B5
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RG1-125
Rectifier MV
1938
 
CV1263 CV1623
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RG1-150
Rectifier FW
1934
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RG1-240
Rectifier MV
1938
 
CV1626 CV2738
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RG1-240A
Rectifier MV
1938
B4
2V/301A AU6 CV1072 CV1626 ESU101 GU50 GU51 NU16 VU72
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RG1-250
Rectifier HW
1934
 
2V/400A 866A CV1262 GU12A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RG1-75
Rectifier FW
1934
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RG250/1000
Rectifier MV
1937
 
GU50
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RG250/2000
Rectifier MV
1937
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RG250/3000
Rectifier MV
 
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RG3-250
Rectifier MV
1938
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RG3-250A
Rectifier MV
1938
UX4
2V/400A 3B28 866A AH201 CV32 ESU866 GU12
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RG3-1250
Rectifier HW
 
 
CV1629 POVT197
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RG4-1000
Rectifier HW
 
 
CV3670
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RG4-1250
Rectifier HW
 
 
2V/474C AH221 CV5 CV152 CV1629 ESU200 GU18 GU21
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RG4-250
Rectifier HW
 
 
CV3667
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RGQZ1.4/0.4D
Rectifier HW
1935
B4
RGQZ1.4/0.4
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RK-1851
Pentode
1938
IO
1851 CV599
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RK-4D32
Beam Tetrode
1959
B7A
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RK-715
Tetrode
 
B4A
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RK20
Pentode
 
 
4052A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RK20A
Pentode
 
 
CV704
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RK25
Pentode
 
 
CV3671
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RK28
Pentode
 
 
4069A CV3672
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RK28A
Pentode
 
 
CV3673
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RK33
Double Triode
 
 
1642 2C21 CV875
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RK34
Double Triode
1938
 
2C34 4074A CV18 CV1061 DET19 VT-224 VT61
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RK38
Triode
 
 
CV2591
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RK39
Beam Tetrode
 
UX5
807
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RK44
Pentode
 
 
837 CV637
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RK45
Pentode
1938
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RK46
Pentode
1938
UX5
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RK47
Beam Tetrode
 
 
814 CV629 CV3677
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RK48A
Pentode
 
 
CV690
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RK49
Beam Tetrode
 
 
CV3679
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RK58
Pentode
 
 
838 CV638 HF130
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RK6112
Reflex Klystron
1954
 
CV2116 RK6112A VX5029
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RK72
Rectifier HW
 
 
72 CV709
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RL12T2
Triode
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RL12P35
Beam Tetrode
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RL16
Triode
1946
 
CV1137 EC52 VR137
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RL18
Triode
1946
B3G
CV1197 EC53
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RL37
Triode
1946
 
CV66 EC54
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RL7
Pentode
1941
B9G
EF54 VR136
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RPL16
Photocell
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RPL8
Photocell
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RR3-250
Rectifier HW
 
UX4
2G/402A 3B28 CV1835 GXU1
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RS1003
Pentode
1961
F3a SRS551
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RS237
Triode
 
211 UV-211A
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RS241
Triode
1931
B4
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RS242
Triode
1935
 
RS242X
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RS242X
Triode
1935
B4
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RS282
Triode
1934
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RT323
Tetrode
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RT55/100
Voltage Stabiliser
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RV120/350
Rectifier FW
1938
B4
DW4-350 R4 U14
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RV120/500
Rectifier FW
1938
 
1561 DW4-500 U14
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RV12P
Pentode
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RV12P2000
Pentode
1937
PV1
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RV200/600
Rectifier FW
1938
B4
FW4-500 U18/20
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RW3
Travelling Wave Tube
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RX3-120
Rectifier HW
 
 
CV1261 NU5
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RYG-10
Counter/Indicator
 
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RZ
Rectifier HW
 
 
40SUA C10B ID5 U4020 UR1C
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RZ1-150
Rectifier FW
1934
L4
 
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
RZ1-250
Rectifier HW
 
 
AU12 CV1266 CV2853 NU13A NU13 U15
Type
Structure
Date
Base
PDF
Sensibly equivalent to:
Red Ring
Triode
 
 
 
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