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List of Valves by Designation with Equivalent Types

 

B109
 
B9A
1
2
3
4
5
6
7
8
9
a(2)
g1(2)
k(2)
h
h
a(1)
g1(1)
k(1)
s
 
Double Triode
Triode
Vh
Ah
Va
Vg
mAa
gm
26
0.1
200
-2.1
10
6.2
 
10L14 UCC85

B11
1927
B4
1
2
3
4
a
g1
f
f
 
Triode
Triode
Vh
Ah
6.0
0.5
 
 

B1109
 
UX4
1
2
3
4
tc
f+
-
-
f-
a
 
Triode
Triode
Vh
Ah
Va
Vg
mAa
Pdriv
Pdiss
Pout
freq
f.max
6.3
3.0
1000
-70
72
1.3W
25W
47W
60MHz
100MHz
 
3C24 CV0789 HK24G
B1152
 
Triode (Power)
 
B1153
 
Triode (Power)
 

B152
 
B9A
1
2
3
4
5
6
7
8
9
a(2)
g1(2)
k(2)
h
h
a(1)
g1(1)
k(1)
hct
 
Double Triode
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
6.3
0.6
250
2.0
10.0
10,000
5.5
 
12AT7 B309 ECC81
B21
1933
Double Triode (Class B)
CV2864

B23/S280
 
Bolometer
 

B3
1924
B4
1
2
3
4
a
g1
f
f
 
Triode
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
μ
1.8
0.35
80
-3
-
27k
0.28
7.5
 
 
B30
 
Double Triode
CV2865

B309
1953
B9A
1
2
3
4
5
6
7
8
9
a(2)
g1(2)
k(2)
h
h
a(1)
g1(1)
k(1)
h(tap)
 
Double Triode
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
6.3
0.3
250
-2.0
10.0
10000
5.5
 
12AT7 CV0455 E2151 ECC81

B319
 
B9A
1
2
3
4
5
6
7
8
9
k(2)
g1(2),s
a(2)
h
h
g1(1)
k1-in
k1-out
a(1)
 
Double Triode
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
7.4
0.3
90
-1.5
12
4000
6
 
30L1 7AN7 CV5192 PCC84

B329
 
B9A
1
2
3
4
5
6
7
8
9
a(2)
g1(2)
k(2)
h
h
a(1)
g1(1)
k(1)
hct
 
Double Triode
Triode
Vh
Ah
Va
Vg
mAa
gm
6.3
0.3
250
-8.5
10.5
2.2
 
12AU7 CV0491 E2163 ECC82

B339
 
B9A
1
2
3
4
5
6
7
8
9
a(2)
g1(2)
k(2)
h
h
a(1)
g1(1)
k(1)
hct
 
Double Triode
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
6.3
0.3
250
-2
1.2
62.5K
1.6
 
12AX7 6L13 CV0492 ECC83

B349
 
B9A
1
2
3
4
5
6
7
8
9
a(2)
g1(2)
k(2)
h
h
a(1)
g1(1)
k(1)
s
 
Double Triode
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
7
0.3
90
-1.2
15
3100
9
 
30L15 PCC805 7EK7

B36
1948
IO
1
2
3
4
5
6
7
8
g1(2)
a(2)
k(2)
g1(1)
a(1)
k(1)
h
h
 
Double Triode
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
12.6
0.3
250
-8
9.0
7,700
2.6
 
12SN7GT CV0925

B4
1923
B4
1
2
3
4
a
g1
f
f
 
Triode
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
μ
6.0
0.25
120
-4.5
-
6,000
1.1
6.5
 
 
B406
 
Triode
AR13

B409
1931
B4
1
2
3
4
a
g1
f
f
 
Triode
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
4.0
0.15
200
-20
20
1,700
1.0
 
L414

B5
1923
B4
1
2
3
4
a
g1
f
f
 
Triode
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
2.8
0.06
80
-4.5
?
17000
0.41
 
 

B5C5T
 
Cathode-Ray Tube
 

B6
1924
B4
1
2
3
4
a
g1
f
f
 
Triode
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
μ
2.8
0.12
120
-4.5
-
12,000
0.67
8
 
 

B65
1948
IO
1
2
3
4
5
6
7
8
g1(2)
a(2)
k(2)
g1(1)
a(1)
k(1)
h
h
 
Double Triode
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
6.3
0.8
250
-0
3
7.7k
1.6
 
13D2 6SN7GT CV1988 ECC32
B6HA
 
Geiger-Muller Tube
 

B719
 
B9A
1
2
3
4
5
6
7
8
9
a(2)
g1(2)
k(2)
h
h
a(1)
g1(1)
k(1)
s
 
Double Triode
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
6.3
0.435
250
-2.3
10
9700
5.9
 
6AQ8 6L12 ECC85

B729
1958
B9A
1
2
3
4
5
6
7
8
9
a(2)
g1(2)
k(2)
h
h
a(1)
g1(1)
k(1)
s
 
Double Triode
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
6.3
0.3
200
-7.9
10.0
5.3k
3.4
 
6/30L2 6GA8 ECC804

BA2
1933
B7
1
2
3
4
5
6
7
g1(2)
g1(1)
a(1)
f
f
-
a(2)
 
Double Triode (Class B)
Triode
Vh
Ah
Va
Vg
mAa
2.0
0.2
150
0
1.5-6.0
 
 
BA9-20
 
Backward Wave Oscillator
N1010
BA9-20M
 
Backward Wave Oscillator
N1010

BARION
 
B4
1
2
3
4
a
g1
f
f
 
Triode
 
BD10
 
Rectifier MV
 
BD12
 
Rectifier MV
 

BD9
 
B4
1
2
3
4
a
g1
f
f
 
Triode
Triode
Vh
Ah
2.0
0.32
 
 
BIC/1E
 
Barretter
CV0433

Bi-Grid
 
Bi Grid
 

Bi-Grille
 
1
2
3
4
5
g1
g2
f
f
a
 
Bi Grid
Triode
Vh
Ah
4.0
0.08
 
 

B-H
 
 
 

BK
1925
Triode
 
BK146
 
Ignitron
BK146/5553B
BK146/5553B
 
Ignitron
 
BK168
 
Ignitron
BK168/5822A
BK168/5822A
 
Ignitron
 
BK178
 
Ignitron
 
BK24
 
Ignitron
CV2124
BK416
 
Ignitron
7703
BK416/7703
 
Ignitron
7703
BK42
 
Ignitron
 
BK428
 
Ignitron
BK472
BK44
 
Ignitron
BK44/5554
BK44/5554
 
Ignitron
 
BK442
 
Ignitron
BK442/7669
BK442/7669
 
Ignitron
BK442/7669
BK444
 
Ignitron
BK444/7671
BK444/7671
 
Ignitron
 
BK46
 
Ignitron
BK46/5555
BK46/5555
 
Ignitron
 
BK472
 
Ignitron
 
BK474
 
Ignitron
 
BK476
 
Ignitron
 
BK542/1081
 
Ignitron
 
BK66
 
Ignitron
BK66/5550
BK66/5550
 
Ignitron
 

BL63
1939
IO
1
2
3
4
5
6
7
8
tc
-
h
a(1)
k(1)
g1(2)
a(2)
h
k(2)
g1(1)
 
Double Diode
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
μ
6.3
1.27
250
-16
7.0
2,860
4.2
12
 
CV1102 VR102
BM1001
 
Magnetron (S-Band Pulse)
M5015
BM1001A
 
Magnetron (S-Band Pulse)
M5015
BM1002
 
Magnetron (X-Band Pulse)
 
BM1003
 
Magnetron (S-Band Pulse)
 
BM1004
 
Magnetron (S-Band Pulse)
 
BM1005
 
Magnetron (S-Band Pulse)
 
BM1006
 
Magnetron (S-Band Pulse)
CV2319
BM1026
 
Magnetron (X-Band Pulse)
 
BM1027
 
Magnetron (X-Band Pulse)
 
BM1028
 
Magnetron (X-Band Pulse)
 
BM1029
 
Magnetron (X-Band Pulse)
 
BM1030
 
Magnetron (X-Band Pulse)
 
BM1031
 
Magnetron (X-Band Pulse)
CV2186
BM1032
 
Magnetron (X-Band Pulse)
 
BM1033
 
Magnetron (X-Band Pulse)
 
BM1034
 
Magnetron (X-Band Pulse)
 
BM1035
 
Magnetron (X-Band Pulse)
 
BM1036
 
Magnetron (X-Band Pulse)
 
BM1037
 
Magnetron (X-Band Pulse)
 
BM1038
 
Magnetron (X-Band Pulse)
CV2261
BM1039
 
Magnetron (X-Band Pulse)
CV2262
BM1040
 
Magnetron (X-Band Pulse)
CV5167
BM25LB
 
Magnetron (CW)
 
BM25LC
 
Magnetron (CW)
 
BM25LD
 
Magnetron (CW)
 
BM313
 
 
CV0108

BPM04
 
B7G
1
2
3
4
5
6
7
g1
k,bp
h
h
a
g2
g1
 
Pentode
Beam Tetrode
Vh
Ah
Va
Vs
Vg
mAa
gm
Pout
6.3
0.45
250
250
-12.5
45
4.1
4.5W
 
6AQ5 EL90 N727
BR1122
 
Triode
CV10368
BR1160
 
Triode
CV8730
BR1161
 
Triode
CV9343
BR1162
 
Triode
CV5239
BR1165
 
Triode
CV3926
BR140
 
Triode (Power)
 
BR153
 
Triode (Power)
 
BR155
 
Triode (Power)
 
BR161
 
Triode (Power)
CV2322
BR175
 
Triode (Power)
 
BR179
 
Triode (Power)
CV2323
BR189
 
Triode (Power)
CV5218
BR191B
 
Triode (Power)
5762 CV2383 CV5289
BR194
 
Triode
 

BS100
 
L4
1
2
3
4
a
f
f
g1
 
Triode
Triode
Vh
Ah
Va
Vg
mAa
6.0
2.7
1250
-225
300
 
CV1219 DA100 MZ1-100 NT36
BS4
 
 
CV0189

BS60
 
L4
1
2
3
4
a
g1
f
f
 
Triode
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
6.0
4.0
555
-135
120
840
3.0
 
CV1206 DA60 DO60

BT111
 
Thyratron
 
BT17
 
Thyratron (Mercury Vapour)
 
BT29
 
Thyratron (Mercury Vapour)
 
BT45
 
 
CV22
BT49
1941
Thyratron (Mercury Vapour)
CV12
BT5
 
Thyratron (Mercury Vapour)
CV1147

BT5B
 
Thyratron (Mercury Vapour)
 

BT69
 
Thyratron (Mercury Vapour)
Thyratron
Vh
Ah
5.0
20.0
 
 

BT89
 
B4
1
2
3
4
tc
-
g1
f
f
a
 
Thyratron (Mercury Vapour)
Thyratron
Vh
Ah
Va
Vg
mAa
2.5
5.0
1,000
-
0.5
 
 
BT95
 
Thyratron (Mercury Vapour)
CV5141

BT9B
 
B4
1
2
3
4
tc
-
g1
f
f
a
 
Thyratron (Xenon)
Thyratron
Vh
Ah
Va
Vg
mAa
2.5
5.0
1,000
-
0.5
 
CV2109
BTH
 
Triode
 
BU6
1928
Rectifier FW
 

BW1124
 
Rectifier HW
Triode
Vh
Ah
Va
6.0
115
8,500
 
 

BW602
1931
B4
1
2
3
4
a
g1
f
f
 
Triode
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
rl
2.0
0.32
150
-12
12.0
1,900
3.4
5,500
 
 

BY2020
1931
B4
1
2
3
4
a
g1
f
f
 
Triode
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
2.0
0.11
150
1.5
2.0
20,000
1.0
 
 

Big-CRT
 
Cathode-Ray Tube
 
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