History of the manufacturer
Radio Supply Co.; Birmingham
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| Name: | Radio Supply Co.; Birmingham (GB) |
| Abbreviation: | radiosuppl |
| Products: | Model types |
| Summary: |
RAdio Supply Co., Superfone Works, Four Oaks, Birmingham, England (GB). |
| History: |
Some models:
| Country | Year | Name | 1st Tube | Notes |
|---|---|---|---|---|
| GB | 23/24 | Superfone | Mahogany cabinet with lid; Black Ebonite control panel. Variometer with internal loading c... | |
| GB | 23 | Superfone Maxum | ||
| GB | 27 | Superfone Maxum III [model 1] | Grid-leak detector, transformer-coupled LF valve, resistance-capacity-coupled LF valve. Wa... | |
| GB | 27 | Superfone Maxum V | HF valve with tuned anode, HF valve with aperiodic interstage coupling, grid-leak detector... | |
| GB | 27 | Superfone Maxum IV | Grid-leak detector, transformer-coupled LF valve, two resistance-capacity-coupled LF valve... | |
| GB | 27 | Superfone Maxum III [model 3] | Reflex receiver. HF valve with tuned anode, grid-leak detector, transformer-coupled LF val... | |
| GB | 27 | Superfone Maxum II | Grid-leak detector, transformer-coupled LF valve. Wave range 200-600 and 1000-2000 metres.... | |
| GB | 27 | Superfone Maxum III [model 2] | Grid-leak detector, transformer-coupled LF valve, resistance-capacity-coupled LF valve. Wa... | |
| GB | 25 | Superfone Maxum 1 | Mahogany portable. 1926 Price: 4.75 GBP receiver only |
[rmxhdet-en]
| Data Compliance | More Information |