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Valve Types and Equivalents

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Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7
Barretter

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7A
AF Triode
1926

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7A2
Output Pentode
1933

A70B AC/Pen AC2/Pen APP4A APP4B CV1174 KT41 KT42 MKT4 MKT4/5 MP/Pen MPT4 N40 P4VA Pen4VA

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7A3
Output Pentode
1935

4066A 420T 42MP/Pen A70C AC2/Pen APP4B ARP25 CV1181 KT41 N41 NR59 PT4 Pen4VB PenA4

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7A4
Triode
1940

CV1770

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7A5
Beam Tetrode
1940

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7A6
Double Diode

CV876

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7A7
VM RF Pentode
1940

CV877

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7A7E
Pentode
1938
B8B
7A7

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7A8
Octode
1938
B8B
CV878

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7AF7
Double Triode
1945
B8B

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7AN7
Double Triode
1954
B9A
30L1 B319 PCC84

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7B4
Triode
1940

CV879

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7B5
Pentode
1949

CV880

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7B5E
Output Pentode
1939
B8B

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7B5LT
Pentode
1940

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7B6
Double Diode Triode
1940
B8B
CV882 DH81 DL82

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7B6LM
Double Diode Triode
1940

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7B7
VM RF Pentode
1940
B8B
CV522 W149

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7B8
Heptode
1939
B8B
VT-208

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7B8E
Heptode
1939
B8B

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7B8LM
Heptode
1940

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7BP7A
Cathode-Ray Tube

CV3637

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7C23
Triode (Power)

BR1165

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7C24
Triode (Power)

5762

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7C5
Output Beam Tetrode
1939
B8B
CV885 KT81 N148

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7C5LT
Output Beam Tetrode
1940

CV885 KT81 N148

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7C6
Double Diode Triode
1938
B8B
CV887 DH149

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7C7
RF Pentode
1940
B8B
6W7G CV1777 VT-193

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7D10
Pentode

6CH6 CV2127 EL821

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7D11
Beam Tetrode

12E13 CV5220 KT88

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7D3
Output Pentode
1935
B7
40PPA

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7D5
Output Pentode
1938
B7
CV1425 N30 PP13A PTA

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7D6
Output Pentode
1935
B7
C70D CV1672 PP35 Pen3250 Pen36C

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7D8
Output Pentode
1935
B7
ARP9 CV889 CV1327 Pen1340 Pen13C

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7D8S
Pentode

ARP9A CV1328

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7D9
Pentode
1949

16A 6AM5 6P17 CV136 EL91 N144 N77

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7D10
Pentode
1952

6CH6 CV2127 EL821

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7DJ8
Double Triode
1957

PCC88

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7E6
Double Diode Triode
1940

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7E7
Double Diode Pentode
1940

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7ES8
Double Triode
1960

PCC189

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7F7
Hu-mun Double Triode
1940
IO
CV893 VT-189

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7F8
Triode

CV2968

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7FC7
Double Triode
1959

PCC89

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7G7
Pentode

CV894

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7G7/1232
Pentode
1940

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7GV7
Triode Pentode
1962

30C18 PCF805

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7H57
Rectifier MV

AH205/857B

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7H7
VM RF Pentode
1940
B8B
CV895 VT-190 W143 W148 W81

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7HG8
Triode Pentode
1960
B9A
PCF86

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7J7
Triode Heptode
1940

CV897

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7K7
Double Diode Triode
1938
B8B
CV896

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7L7
Pentode
1940
B8B

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7N7
Low-mu Double Triode
1941

CV898

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7Q7
Heptode
1940
B8B
CV899

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7R7
Double Diode Semi-VM RF Pentode
1942
B8B
CV900

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7S7
Triode Heptode
1948
B8B
7J7 X148 X81

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7UP7
Cathode-Ray Tube

CV3639

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7V7
Pentode
1941
B8B
1231

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7W7
Pentode
1941

1282 CV902

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7X7
Double Diode Triode
1948
B8B

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7Y4
Rectifier FW
1938
B8B
CV901 U149 U82

Type
Structure
Date
Base
PDF
Sensibly equivalent^¶ to:

7Z4
Rectifier FW
1941
B8B
CV346 CV1790 EZ22 VT-181

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