Name: | Bell Piano; Surbiton, Surrey (GB) |
Abbreviation: | bellpiano |
Products: | Model types |
Summary: |
Bell Piano; Surbiton, Surrey. Mentioned in "Valves for Commercial Receivers 1931-1935" |
History: |
This manufacturer was suggested by Roy Johnson.
Country | Year | Name | 1st Tube | Notes |
---|---|---|---|---|
GB | 32 | AC3 | S4VB | The Principle and Wavebands are not certain |
GB | 33 | BPI | MM4V | The Principle and Wavebands are not certain |
GB | 33 | AC4 | MM4V | The Principle and Wavebands are not certain |
GB | 33 | RG4 | S4V | The Principle and Wavebands are not certain |
GB | 34 | Radiogram | S4VB | The Principle and Wavebands are not certain |
Data Compliance | More Information |