648
Use red slider bar for more.
Gamble-Skogmo, Inc.;: 648 [Radio] ID = 2602254 1400x927
Select picture or schematic to display from thumbnails on the right and click for download.
|
|
||||
|
Brand
|
Coronado | ||||
|---|---|---|---|---|---|
| Year: 1938 ?? | Category: Broadcast Receiver - or past WW2 Tuner | ||||
| Valves / Tubes | 6: 6A7 6D6 75 76 6AC5G 80 |
| Main principle | Superheterodyne (common); ZF/IF 455 kHz |
|---|---|
| Wave bands | Broadcast only (MW). |
| Details | |
| Power type and voltage | Alternating Current supply (AC) / 119 Volt |
| Loudspeaker | Electro Magnetic Dynamic LS (moving-coil with field excitation coil) |
| Power out | |
| from Radiomuseum.org | Model: 648 - Gamble-Skogmo, Inc.; |
| External source of data | Ernst Erb |
| Circuit diagram reference | Rider's Perpetual, Volume 9 = 1938 and before |
All listed radios etc. from Gamble-Skogmo, Inc.; Minneapolis, MN
Here you find 658 models, 290 with images and 600 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
