List of Valves by Designation with Equivalent Types


8A1
B7
1
2
3
4
5
6
7
tc
m
g1
g3
h
h
k
g2
a
 
Pentode
Pentode
Vh
Ah
Va
Vs
Vg
mAa
mAs
gm
4.0
1.0
250
100
-1.75
3.3
1.0
2.4
 
AC/SG CV1282 SPT4A MSPen MSP4 AC/S2/Pen HP4101C SP4 4046A 5A/128B

8A8
B9A
1
2
3
4
5
6
7
8
9
at
g1
g2
h
h
ap
kp,s,g3
kt
gt
 
Triode Pentode
Pentode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
gm
9
0.3
170
170
-5.5
5.2
1.5
0.87M
2.1
 
PCF80 9A8 LZ319 30C1

8D2
B7
1
2
3
4
5
6
7
tc
m
a
g3
h
h
k
g2
g1
 
Pentode
Pentode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
gm
13.0
0.2
200
200
-2.2
2.5
0.9
2.5M
2.8
 
CV1108 SP13C VR108 13SPA C50B

8D3
B7G
1
2
3
4
5
6
7
g1
k
h
h
a
g3
g2
 
Pentode
Pentode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
gm
6.3
0.3
250
250
-2
10
2.5
1M
7.6
 
6AM6 6F12 CV0138 EF91 HP6 Z77

8D5
B9A
1
2
3
4
5
6
7
8
9
-
g1
k
h
h
s
a
g2
g3
 
Pentode
Pentode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
gm
6.3
0.15
250
100
-3
2.1
0.6
2.3M
1.25
 
6BR7 CV2135

8D6
B9A
1
2
3
4
5
6
7
8
9
k
g1
k
h
h
s
a
g2
g3
 
Pentode
Pentode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
gm
6.7
0.3
250
250
-8
9.5
3.5
0.75M
8.5
 
6BW7 6BX6 6F28 CV1376 EF80 Z152 Z719

8D7
B9A
1
2
3
4
5
6
7
8
9
tc
ic
ic
k
h
h
s
a
g2
g3
g1
 
Pentode
Pentode
Vh
Ah
Va
Vs
Vg
mAa
gm
6.3
0.15
250
100
-3
2.1
1.25
 
6BS7

8D8
B9A
1
2
3
4
5
6
7
8
9
-
g1
k
h
h
s
a
g2
g3
 
Pentode
Pentode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
gm
6.3
0.15
250
100
-3
2.1
0.6
2.3M
1.25
 
6BR7 CV2135

8F66R

Tetrode (Power)

6166A CR192A


8GJ7
B9A
1
2
3
4
5
6
7
8
9
k,g3,s
g1(t)
k,g3,3
h
h
a(p)
g2
a(t)
g1(t)
 
Triode Pentode
Pentode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
gm
8.5
0.3
175
120
-1.4
10
3.0
0.35M
5.0
 
PCF801

8HG8
B9A
1
2
3
4
5
6
7
8
9
k,g3,s
g1
k,g3,s
h
h
g1(t)
a(t)
a(p)
g2
 
Triode Pentode
Pentode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
gm
8.0
0.3
190
140
-1.5
8.5
2.7
0.35M
4.5
 
PCF86

8MA16

Magnetron (Q-Band Pulse)

M5053

8MA20

Magnetron (Q-Band Pulse)

M5055

8MA23

Magnetron (Q-Band Pulse)

M5054

8MA26

Magnetron (Q-Band Pulse)

M5059

8NT5

Noise Tube (Q-Band)

BS386

8RK17

Klystron (Oscillator)

K3038

8RK19

Klystron (Oscillator)

K3039

8RK22

Klystron (Oscillator)

K3035

8T11R

Tetrode (Power)

6166A CR192A

8T71R

Triode (Power)

BR189

8T92R

Triode (Power)

BR175

8TFK2

 

K3043

8TFK20

 

K3059

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