List of Valves by Designation with Equivalent Types
Rectifier FW
|
B7G |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
tc |
k |
ic |
h |
h |
ic |
ic |
ic |
a |

B4 |
1 |
2 |
3 |
4 |
tc |
- |
- |
f |
f |
a |


R14
Rectifier 2 x HW



B9A |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
tc |
ic |
ic |
k |
h |
h |
ic |
ic |
ic |
ic |
a |

B9A |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
tc |
ic |
ic |
k |
h |
h |
ic |
ic |
ic |
ic |
a |

B9A |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
tc |
s |
f |
- |
s |
f |
s |
- |
f |
f |
a |
R1AD4
Pentode
CV2237 DF62 XFR1

B4 |
1 |
2 |
3 |
4 |
a(2) |
a(1) |
f |
f |
R2/10
CV0097
R2/38
CV0098

B9A |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
tc |
h,k,s |
h |
- |
h,k,s |
h |
h,k,s |
- |
h |
h,k,s |
a |

B4 |
1 |
2 |
3 |
4 |
a(1) |
a(2) |
f |
f |

R3/16
CV0096

B4 |
1 |
2 |
3 |
4 |
a(1) |
a(2) |
f |
f |

B4 |
1 |
2 |
3 |
4 |
a(2) |
a(1) |
f |
f |
R43
Rectifier FW


B4 |
1 |
2 |
3 |
4 |
a(1) |
a(2) |
f |
f |

R51A
Photocell
R51AV
Photocell
CE25V CMV33X NU25V VS44X

IO |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
m |
h |
nc |
a(2) |
nc |
a(1) |
nc |
h-k |
R58A
Photocell
CE4 G12 GS116AM
R58AV
Photocell
CE4V VS116AM
R59A
Photocell
3554 4GSM 50CG 868 CE1 CMG32 G8 GS146 NU1 PJ23 R59A WL735
R59AV
Photocell
CE1V R59AV VS118 WL734
R59TA
Photocell
CE11 GS118TA
R59TAV
Photocell
917 CE11V GL917 NU11V R59TAV VS118TA

Triode |
Vh |
Ah |
Va |
5.0 |
0.7 |
30-120 |
R61A
Photocell
930 CE30 GL930 GS16SO NU30 R64A
R61AV
Photocell
925 CE30V NU30V R64AV VS16SO
R64A
Photocell
930 CE30 GL930 GS16SO NU30 R61A
R64AV
Photocell
925 CE30V NU30V R61AV VS16SO
R71A
Photocell
4GC 814A CE2 GS117A NU2 WL737
R71AV
Photocell
CE2V VS117A
R71BV
Photocell
VA117A

R71TAV
Photocell
CE13V NU13V VS117ATA
R71TBV
Photocell
VA117ATA
R82AV
Photocell
919 NU31V VS118T


Triode |
Vh |
Ah |
Va |
3.64 |
0.1 |
120 |
RG1-125
Rectifier HW
CV1263 CV1623
RG1-240
Rectifier HW
CV1626 CV2738

B4 |
1 |
2 |
3 |
4 |
- |
- |
f |
f |
RG1-250
Rectifier HW
CV1262 GU12A 866A 2V/400A

B4 |
1 |
2 |
3 |
tc |
- |
- |
f |
a |
RG250/3000
Rectifier HW


B4D |
1 |
2 |
3 |
4 |
tc |
f |
f |
- |
- |
a |
Diode |
Vh |
Ah |
Va |
mAa |
2.5 |
5.0 |
3500 |
250 |
RG4-1000
Rectifier HW
CV3670

RG4-250
Rectifier HW
CV3667

B7A |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
tc |
h |
g2 |
hct |
k,s |
k,s |
g1 |
h |
a |
Beam Tetrode |
Vh |
Ah |
Va |
Vs |
Vg |
mAa |
mAs |
12.6 |
1.6 |
600 |
350 |
-200 |
200 |
30 |

RK20A
Pentode
CV0704
RK25
Pentode
CV3671
RK28
Pentode
CV3672
RK28A
Pentode
CV3673
RK33
Double Triode
1642 2C21 CV0875

RK38
Triode
CV2591
RK44
Pentode
837 CV0637
RK47
Beam Tetrode
814 CV0629 CV3677
RK48A
Pentode
CV0690
RK49
Beam Tetrode
CV3679
RK58
Pentode
838 CV0638 HF130
RK72
Rectifier HW
72 CV0709

Pentode |
Vh |
Ah |
Va |
Vs |
Vg |
mAa |
12.6 |
0.63 |
800 |
200 |
- |
150 |






Triode |
Vh |
Ah |
Va |
Vg |
mAa |
μ |
10.0 |
3.3 |
1,000 |
? |
80.0 |
12 |

Triode |
Vh |
Ah |
Va |
Vg |
gm |
μ |
8.0 |
1.6 |
1,000 |
-185 mAa_ |
5.5 |
12.5 |


B4 |
1 |
2 |
3 |
4 |
a(1) |
a(2) |
f |
f |

B4 |
1 |
2 |
3 |
4 |
a(1) |
a(2) |
f |
f |


B4 |
1 |
2 |
3 |
4 |
a(1) |
a(2) |
f |
f |



B5 |
1 |
2 |
3 |
4 |
5 |
a |
- |
h |
h |
k |


