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List of Valves by Designation with Equivalent Types

 

CV4001
 
B7G
1
2
3
4
5
6
7
a(2)
-
h
h
-
a(1)
k
 
Rectifier FW
Rectifier
Vh
Ah
Va
mAa
6.3
0.6
325
70
 
F/6063 VX7113 CV4005 CV493
CV4002
1953
Pentode
F/6064 M8140

CV4003
1956
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 SQ ECC82
Triode
Vh
Ah
Va
Vg
mAa
gm
6.3
0.3
250
-8.5
10.5
2.2
 
6067 M8136 VX7058 12AU7A

CV4004
 
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 SQ ECC83
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
6.3
0.3
250
-2
1.2
62.5k
1.6
 
6057 M8137 VX7059

CV4005
1959
B7G
1
2
3
4
5
6
7
a(2)
-
h
h
-
a(1)
k
 
Rectifier FW
Rectifier
Vh
Ah
Va
mAa
6.3
0.6
325
70
 
6063 QA2407 VX7061 6X4W EZ90 U78

CV4006
 
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
 
6059 VX7081 CV2135

CV4007
1952
B7G
1
2
3
4
5
6
7
k(1)
a(2)
h
h
k(2)
s
a(1)
 
Double Diode
Diode
Vh
Ah
Va
mAa
6.3
0.3
150
9
 
5726 M8212 6AL5W 6097
CV4008
 
Triode
5719

CV4009
 
B7G
1
2
3
4
5
6
7
g1
g3,s
h
h
a
g2
k
 
Pentode
Pentode
Vh
Ah
Va
Vs
Vg
mAa
gm
6.3
0.3
250
100
-1
11
4.4
 
5749 6BA6W CV454

CV4010
1948
B7G
1
2
3
4
5
6
7
g1
k
h
h
a
g2
k
 
Pentode SQ EF95
Pentode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
gm
6.3
0.175
180
120
-2
7.7
2.4
0.69M
5.1
 
VX8100 5654 6AK5W 6096 M8100

CV4011
1950
B7G
1
2
3
4
5
6
7
g1
k
h
h
a
g2
g3
 
Pentode
Pentode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
gm
6.3
0.175
200
155
-2.0
5.2
3.5
-
3.2
 
5725 M8196 6AS6W CV2884
CV4012
 
Heptode
5750 CV453

CV4013
1956
B9A
1
2
3
4
5
6
7
8
9
h
k(2)
g1(2)
a(2)
s
a(1)
g1(1)
k(1)
h
 
Double Triode
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
μ
6.3
0.3
150
-8
8.2
6,400
5.5
35
 
5670 CV5166

CV4014
1953
B7G
1
2
3
4
5
6
7
g1
k
h
h
a
g3
g2
 
Pentode SQ EF91
Pentode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
gm
6.3
0.3
250
250
-2
10
2.5
1M
7.6
 
6064 M8083 A3064
CV4015
 
Pentode SQ EF92
6065 M8161 QA2400 VX7075

CV4016
 
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
 
5814 5814A CV5046 5814WA CV4032 CV4003
CV4017
 
Double Triode
5751 5751WA
CV4018
 
Thyratron
5727 M8204 2D21W
CV4019
 
Pentode
6005 M8245 6AQ5W

CV4020
 
B7G
1
2
3
4
5
6
7
a
k
ic
k
a
ic
k
 
Voltage Stabiliser
Stabiliser
Va
mAa
150
30
 
0A2WA M8223 CV4100 CV1832

CV4021
 
UX4
1
2
3
4
tc
f(tap)
f
-
f
a
 
Rectifier HW
Rectifier
Vh
Ah
mAa
5.0
3.0
60
 
3B24WA CV2858 CV812
CV4022
 
Triode
6135 M8080

CV4023
 
B7G
1
2
3
4
5
6
7
g1
g3,s
h
h
a
g2
k
 
Pentode
Pentode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
gm
6.3
0.3
250
150
-1
10.6
4.3
1.0M
5.2
 
6AU6WA CV2524 6AU6WB CV8403

CV4024
 
B9A
1
2
3
4
5
6
7
8
9
a(2)
g1(2)
k(2)
h
h
a
g1
k
hct
 
Double Triode SQ ECC81
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
6.3
0.3
170
-1
8.5
11k
5.9
 
12AT7WA 6060 M8162 QA2406

CV4025
 
B7G
1
2
3
4
5
6
7
k
a(2)
h
h
k(2)
s
a
 
Double Diode
Diode
Vh
Ah
Va
mAa
6.3
0.3
150
9
 
6058 M8079 QA2404 6AL5 CV4007

CV4026
 
IO
1
2
3
4
5
6
7
8
-
f
-
a(2)
-
a(1)
-
f
 
Rectifier FW
Rectifier
Vh
Ah
Va
mAa
5.0
2.0
750
250
 
5R4WGA CV717
CV4027
 
Rectifier FW
5Y3WGTA CV1856

CV4028
1955
B7G
1
2
3
4
5
6
7
a
k
ic
k
a
ic
k
 
Voltage Stabiliser
Stabiliser
Va
mAa
108
30
 
0B2WA M8224 6074 CV4101 CV1833
CV4029
 
Pentode
5902 EL71
CV4030
 
Voltage Stabiliser
G75/3G CV434

CV4031
1963
B7G
1
2
3
4
5
6
7
a(2)
a(1)
h
h
g(1)
g(2)
k
 
Double Triode SQ ECC91
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
6.3
0.45
100
-0.85
8.5
7100
5.3
 
6101/6J6WA M8081 6J6WA
CV4032
 
Double Triode
5814WA

CV4033
 
B9A
1
2
3
4
5
6
7
8
9
a(2)
g1(2)
k(2)
h
h
a
g1
k
hct
 
Double Triode
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
6.3
0.3
170
-1
8.5
11k
5.9
 
F/6060 M8144 VX7112 CV4024

CV4034
 
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
 
F/6067 M8149 VX7120 CV4003

CV4035
 
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
 
F/6057 M8214 VX7128 CV4004

CV4036
 
B9A
1
2
3
4
5
6
7
8
9
tc
ic
ic
k
h
h
ic
ic
ic
ic
a
 
Rectifier HW
Rectifier
Vh
Ah
Va
mAa
6.3
1.15
625
125
 
M8141 F/6443 F/8141 CV4044
CV4037
 
Heptode
F/5750 VX7119 CV4012
CV4038
 
Triode
E2359

CV4039
 
B9A
1
2
3
4
5
6
7
8
9
a
-
g3
h
h
g2
k
g1
g1
 
Pentode
Beam Tetrode
Vh
Ah
Va
Vs
Vg
mAa
mAs
Pdriv
Pdiss
Pout
freq
f.max
6.0
0.75
300
250
-60
50.0
5.0
0.4W
12W
8W
30Mhz
175Mhz
 
6062 M8096 VX7080 CV2129

CV4040
 
B7G
1
2
3
4
5
6
7
g1
k
h
h
a
bp
g2
 
Pentode
Pentode
Vh
Ah
Va
Vs
Vg
mAa
mAs
gm
6.3
0.3
200
200
-11
17
3
4
 
S6F17 CV416
CV4041
 
Pentode
S6F17F CV4040

CV4042
 
B7G
1
2
3
4
5
6
7
tc
ic
k
h
h
ic
ic
ic
a
 
Rectifier HW
Rectifier
Vh
Ah
Va
mAa
4.0
0.5
2000
30
 
19G6 S19G6F CV4057

CV4043
 
B9A
1
2
3
4
5
6
7
8
9
ic
g1
k
h
h
nc
a
g2
g3
 
Tetrode
Beam Tetrode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
gm
Pout
D
6.3
0.45
315
225
-13
34
2.2
77k
3.75
5.5
12%
 
6061 6BW6 VX7082 CV2136

CV4044
 
B9A
1
2
3
4
5
6
7
8
9
tc
ic
ic
k
h
h
ic
ic
ic
ic
a
 
Rectifier HW
Rectifier
Vh
Ah
Va
mAa
6.3
1.15
625
125
 
M8091 6443 CV2235

CV4045
 
1
2
3
4
5
6
7
8
9
ic
g1
k
h
h
nc
a
g2
g3
 
Beam Tetrode
Beam Tetrode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
gm
Pout
D
6.3
0.45
315
225
-13
34
2.2
77k
3.75
5.5
12%
 
F/6061 VX7503 CV2136 CV4043

CV4046
 
B9G
1
2
3
4
5
6
7
8
9
h
g1(1)
k(1),bp
a(1)
g2
a(2)
k(2),bp
g1(2)
h
 
Double Beam Tetrode
Tetrode
Vh
Ah
Va
Vs
mAa
mAs
ra
gm
6.3
1.6
400
400
55
5
0.1M
3.9
 
44A/160M TT15 CV415
CV4047
 
Voltage Stabiliser
G400/2G CV6135

CV4048
1959
B7G
1
2
3
4
5
6
7
a
k
ic
k
a
ic
k
 
Voltage Reference Tube
Stabiliser
Va
85
 
VX8098 85A2 QS1212 M8090 CV449

CV4049
 
1
2
3
4
5
6
7
k(1)
a(2)
h
h
k(2)
s
a(1)
 
Double Diode SQ
Diode
Vh
Ah
Va
mAa
6.3
0.3
250
10.0
 
M8237

CV4050
1954
1
2
3
4
5
6
7
g1
k,g3
h
h
a
g2
k,g3
 
Pentode - Flying Leads
Pentode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
gm
6.3
0.175
180
120
-2
7.7
2.4
0.69M
5.1
 
M8100 F5654 CV4010

CV4051
 
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
μ
6.3
0.6
250
-4.6
6.0
14,000
2.3
32
 
F/6158 CV4068
CV4052
 
Voltage Stabiliser
QS1202
CV4053
 
Voltage Stabiliser
QS1203

CV4054
 
Voltage Reference Tube
Stabiliser
Va
mAa
115
1-10
 
VX8142 M8142 QS1213 F/5654

CV4055
 
B9A
1
2
3
4
5
6
7
8
9
ic
g1
k
h
h
-
a
g2
g3
 
Pentode (SQ)
Beam Tetrode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
gm
Pout
D
6.3
0.75
250
250
-4.5
40
6
50,000
11
3W
8.5%
 
6132 VX7102 6CH6 CV2127

CV4056
 
B9A
1
2
3
4
5
6
7
8
9
ic
g1
k
h
h
-
a
g2
g3
 
Pentode
Beam Tetrode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
gm
Pout
D
6.3
0.75
250
250
-4.5
40
6
50,000
11
3W
8.5%
 
F/6132 VX7114 CV4055

CV4057
 
B7G
1
2
3
4
5
6
7
tc
ic
k
h
h
ic
ic
ic
a
 
Rectifier HW
Rectifier
Vh
Ah
Va
mAa
4.0
0.5
2000
30
 
S19G6 CV371 CV4042

CV4058
 
B7G
1
2
3
4
5
6
7
a
k
h
h
a
g1
k
 
Triode
Triode
Vh
Ah
Va
mAa
gm
Pdriv
Pout
Pdiss
freq
f.max
6.3
0.15
250
10.5
2.2
0.35W
5.5W
5W
70
150
 
M8080 6C4WA CV133

CV4059
 
B7G
1
2
3
4
5
6
7
a(d)
k(d)
h
h
g1
g2
k
 
Diode Triode
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
6.3
0.3
200
-3.8
7.5
12.8k
2.8
 
M8097 CV137

CV4060
1959
IO
1
2
3
4
5
6
7
8
ic
h
a
g2
g1
bp
h
k
 
Beam Tetrode
Beam Tetrode
Vh
Ah
Va
Vs
6.3
1.6
800
300
 
S11E12

CV4061
 
Rectifier EHT
Rectifier
Vh
Ah
mAa
1.4
0.14
2
 
U37 CV2289 CV9016

CV4062
1959
B7G
1
2
3
4
5
6
7
g1
k
h
h
a
k
g2
 
Pentode
Pentode
Vh
Ah
Va
Vs
mAa
mAs
Pout
D
6.3
0.635
250
165
40
12
13.3W
4.5%
 
A2134 CV2179 N78

CV4063
1962
B7G
1
2
3
4
5
6
7
g1
k
h
h
a
ic
g2
 
Pentode
Pentode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
gm
6.3
0.2
250
250
-13.8
16.0
2.4
130,000
2.6
 
6516 M8082 CV136

CV4064
 
B7G
1
2
3
4
5
6
7
g1
k
h
h
a
g3,a(d)
g2
 
Pentode
Pentode
Vh
Ah
Va
Vs
Vg
mAa
mAs
gm
6.3
0.35
300
300
-
-
-
4.0
 
S6F33 CV2209

CV4065
 
1
2
3
4
5
6
7
g1
k,g3
h
h
a
ic
g2
 
Pentode
Pentode
Vh
Ah
Va
Vs
Vg
mAa
mAs
gm
6.3
0.635
500
300
-
-
-
9.5
 
A2134 CV4062
CV4066
 
Voltage Reference Tube
5783WA M8190
CV4067
 
Beam Tetrode
F/7001 M8167 CV471

CV4068
1960
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
μ
6.3
0.6
250
-4.6
6.0
14,000
2.3
32
 
6158 VX7124 13D3 CV2212

CV4069
 
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
μ
6.3
0.6
250
-4.6
6.0
14,000
2.3
32
 
F/6158 CV2212 CV4068

CV4070
 
B7G
1
2
3
4
5
6
7
g1
k
h
h
k
g1
a
 
Triode
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
6.3
0.3
250
-1.5
10
12k
8.5
 
M8099 CV417 6AQ4

CV4071
 
IO
1
2
3
4
5
6
7
8
tc
ic
h
ic
ic
ic
ic
-
h,k
a
 
Rectifier
Rectifier
Vh
Ah
Va
mAa
4.0
1.5
6,000
50
 
CV404 CV4116

CV4072
 
IO
1
2
3
4
5
6
7
8
tc
-
h
-
-
-
-
-
h,k
a
 
Rectifier
Rectifier
Vh
Ah
Va
mAa
4.0
1.25
6,000
50
 
CV404

CV4075
 
IO
tc
a
 
Rectifier EHT
Rectifier
Vh
Ah
Va
mAa
6.3
0.265
10,000
4.0
 
VX3509 U60

CV4076
 
B7G
1
2
3
4
5
6
7
a(2)
a(1)
h
h
g(1)
g(2)
k
 
Double Triode
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
6.3
0.45
100
-0.85
8.5
7100
5.3
 
M8179 CV858

CV4079
1957
Triode
Triode
Vh
Ah
Va
Vg
mAa
ra
gm
6.3
0.95
300
-
120
375
12.0
 
VX3208 A2293

CV4080
 
B7G
1
2
3
4
5
6
7
a
k
ic
ic
ic
ic
ic
 
Voltage Stabiliser
Stabiliser
Va
mAa
75
30
 
M8225 M8999 75C1

CV4081
1959
B7G
1
2
3
4
5
6
7
g1
k
h
h
k
g1
a
 
Triode
Triode
Vh
Ah
6.3
0.37
 
A2688 CV4107
CV4082
 
Tetrode
A2426
CV4083
 
Pentode
CV2209
CV4084
 
Pentode
CV4015

CV4085
1959
B9A
1
2
3
4
5
6
7
8
9
g2
s
k
h
h
a
s
g3
g1
 
Pentode
Pentode
Vh
Ah
Va
Vg
mAa
ra
gm
6.3
0.2
250
-5
4
16k
2
 
M8195 CV2901

CV4086
1959
B9A
1
2
3
4
5
6
7
8
9
g2
s
k
h
h
a
s
g3
g1
 
Pentode (Flying Leads)
Pentode
Vh
Ah
Va
Vg
mAa
ra
gm
6.3
0.2
250
-5
4
16k
2
 
 
CV4092
 
Tetrode
5672 CV2238
CV4093
 
Tetrode
5678 CV2254
CV4094
 
Tetrode
1AD4 CV2237
CV4095
 
Tetrode (Special Version)
VX9186
CV4096
 
Tetrode
VX9185
CV4097
 
Tetrode
S2P20 VX6137

CV4098
 
B7G
1
2
3
4
5
6
7
g1
k
h
h
a
g2
g3
 
Pentode
Pentode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
gm
6.3
0.175
200
155
-2.0
5.2
3.5
-
3.2
 
5725/6AS6W CV4011 CV5082

CV4100
 
B7G
1
2
3
4
5
6
7
a
k
ic
k
a
ic
k
 
Voltage Stabiliser
Stabiliser
Va
mAa
150
30
 
0A2WA CV4020

CV4101
 
B7G
1
2
3
4
5
6
7
a
k
ic
k
a
ic
k
 
Voltage Stabiliser
Stabiliser
Va
mAa
108
30
 
0B2WA CV4028

CV4102
 
B7G
1
2
3
4
5
6
7
g1
k
h
h
a
g2
k
 
Pentode
Pentode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
gm
6.3
0.175
180
120
-2
7.7
2.4
0.69M
5.1
 
CV4010

CV4103
 
B7G
1
2
3
4
5
6
7
k(1)
a(2)
h
h
k(2)
s
a(1)
 
Double Diode
Diode
Vh
Ah
Va
mAa
6.3
0.3
150
9
 
CV4007

CV4104
 
B7G
1
2
3
4
5
6
7
a
k
ic
ic
ic
ic
ic
 
Voltage Stabiliser
Vstab
Va
mAa
150
15
 
M8163 VX8163C CV5132
CV4105
 
Triode
VX3527 A2744
CV4106
 
Pentode
VX3524

CV4107
 
B7G
1
2
3
4
5
6
7
g1
k
h
h
k
g1
a
 
Triode
Triode
Vh
Ah
6.3
0.37
 
A2913 CV5413
CV4108
 
Double Triode
7308
CV4109
 
Double Triode
7308
CV4110
 
Double Triode (Low Noise)
7308
CV4111
 
Double Triode (Low Noise)
7308

CV4113
 
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 (Gold Pins)
Triode
Vh
Ah
Va
Vg
mAa
gm
6.3
0.3
250
-8.5
10.5
2.2
 
CV4003

CV4114
 
B7G
1
2
3
4
5
6
7
g1
k
h
h
a
g3
g2
 
Double Triode (Gold Pins)
Pentode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
gm
6.3
0.3
250
250
-2
10
2.5
1M
7.6
 
CV4014

CV4115
 
B7G
1
2
3
4
5
6
7
a
k
ic
k
a
ic
k
 
Double Triode (Gold Pins)
Stabiliser
Va
mAa
150
30
 
CV4020

CV4116
 
IO
1
2
3
4
5
6
7
8
tc
ic
h
ic
ic
ic
ic
-
h,k
a
 
Rectifier HW
Rectifier
Vh
Ah
Va
mAa
4.0
1.5
6,000
50
 
UR45 CV4071
CV4117
 
Rectifier
VX3542

CV4118
 
B7G
1
2
3
4
5
6
7
a
k
ic
k
a
ic
k
 
Voltage Reference Tube
Stabiliser
Va
85
 
CV4048

CV4119
1952
B9A
1
2
3
4
5
6
7
8
9
ic
g1
k
h
h
-
a
g2
g3
 
Pentode (SQ)
Beam Tetrode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
gm
Pout
D
6.3
0.75
250
250
-4.5
40
6
50,000
11
3W
8.5%
 
CV4055

CV4120
 
B7G
1
2
3
4
5
6
7
g1
k
h
h
-
ic
a
 
Triode
Triode
Vh
Ah
Va
Vg
mAa
gm
6.3
0.5
150
-1
10.0
9.0
 
E2975 CV408
CV4121
 
Rectifier
UR40F CV5226

CV4122
 
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
 
CV4003
CV4123
 
Rectifier
VX3549

CV4501
1960
Pentode (Flying Leads)
Pentode
Vh
Ah
Va
Vs
Vg
mAa
mAs
gm
6.3
-
150
100
-3
-
-
4.0
 
5A/172G 7432 CV465 VX7098 VX8121

CV4502
1960
B8D
1
2
3
4
5
6
7
8
g1
g3
h
a
g2
h
k
a
 
Pentode (Flying Leads)
Pentode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
gm
6.3
0.2
100
100
-2
7.5
2.5
0.25M
5.5
 
5A/173G 7433 CV466 VX7099 VX8122

CV4503
1960
Pentode (Flying Leads)
Pentode
Vh
Ah
Va
6.3
-
250
 
5A/174G CV472 CV476 7434 VX7106 VX8124

CV4504
 
Diode (Flying Leads)
Diode
Vh
Ah
Va
mAa
6.3
0.15
150
9.0
 
2S/141G CV469 7435 VX7126 VX8123
CV4505
 
Rectifier HW (Flying Leads)
EY70 CV473 7436 VX8155

CV4506
 
B8D
1
2
3
4
5
6
7
8
g1
k,g3
h
k,g3
a
h
g2
k,g3
 
Pentode (Flying Leads)
Beam Tetrode
Vh
Ah
Va
Vs
Vg
mAa
mAs
gm
6.3
0.175
100
100
-
7.2
-
4.5
 
5A/175G VX7507

CV4507
 
B8D
1
2
3
4
5
6
7
8
g1
a
h
ic
-
h
k
ic
 
Triode (Flying Leads)
Triode
Vh
Ah
Va
Vg
mAa
Pdiss
Pout
freq
6.3
0.15
175
-
20.0
3.0W
0.75W
500MHz
 
EC70 CV468 7437 VX8156

CV4508
 
B8D
1
2
3
4
5
6
7
8
g1
g3
h
k
a
h
g2
g3
 
Pentode (Flying Leads)
Pentode
Vh
Ah
Va
Vs
Vg
mAa
mAs
ra
gm
6.3
0.2
100
100
-2
3.0
2.25
0.1M
2.5
 
EF70 CV467 7438 VX8240
CV4509
 
Triode (Flying Leads)
F3A1
CV4510
 
Triode (Flying Leads)
F3A2
CV4515
 
Klystron
K337 VX9081
CV4516
1959
Voltage Reference Tube
VX9174 VX8190C VX8253C CV4066 GD85WR
CV4517
 
Pentode (Flying Leads)
5A/172G VX7517C VX8121K
CV4518
 
Pentode (Flying Leads)
VX7518C
CV4519
 
Pentode (Flying Leads)
VX8124 CV2387
CV4520
 
Series Stabiliser
VX3520 CV4038
CV4523
 
Thyratron (Tetrode)
VX9181 CV474
CV4524
 
Klystron
CV4515
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