Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| 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 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
7A3 | Output Pentode | 1935 | | 
| |
|
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: |
| Pentode | 1938 | | 
| 7A7 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Octode | 1938 | | 
| CV878 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Double Triode | 1945 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Double Triode | 1954 | | 
| |
|
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: |
| Output Pentode | 1939 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
7B5LT | Pentode | 1940 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Double Diode Triode | 1940 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
7B6LM | Double Diode Triode | 1940 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| VM RF Pentode | 1940 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Heptode | 1939 | | 
| VT-208 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Heptode | 1939 | | 
| |
|
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: |
| Output Beam Tetrode | 1939 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
7C5LT | Output Beam Tetrode | 1940 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Double Diode Triode | 1938 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| RF Pentode | 1940 | | 
| 6W7G CV1777 VT-193 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
7D10 | Pentode | | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
7D11 | Beam Tetrode | | | 
| 12E13 CV5220 KT88 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Output Pentode | 1935 | | 
| 40PPA |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Output Pentode | 1938 | | 
| CV1425 N30 PP13A PTA |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Output Pentode | 1935 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Output Pentode | 1935 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
7D8S | Pentode | | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
7D9 | Pentode | 1949 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
7D10 | Pentode | 1952 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
7DJ8 | Double Triode | 1957 | | 
| |
|
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 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Hu-mun Double Triode | 1940 | | 
| 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 | | 
| |
|
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 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
7H57 | Rectifier MV | | | 
| AH205/857B |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| VM RF Pentode | 1940 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Triode Pentode | 1960 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
7J7 | Triode Heptode | 1940 | | 
| CV897 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Double Diode Triode | 1938 | | 
| CV896 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Pentode | 1940 | | 
| |
|
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 | | 
| CV899 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Double Diode Semi-VM RF Pentode | 1942 | | 
| CV900 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Triode Heptode | 1948 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
7UP7 | Cathode-Ray Tube | | | 
| CV3639 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Pentode | 1941 | | 
| 1231 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
7W7 | Pentode | 1941 | | 
| 1282 CV902 |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Double Diode Triode | 1948 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Rectifier FW | 1938 | | 
| |
|
Type | Structure | Date | Base | PDF | Sensibly equivalent¶ to: |
| Rectifier FW | 1941 | | 
| |
|