Delco R-643
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United Motors: Delco R-643 [Car Radio] ID = 208833 312x279
Select picture or schematic to display from thumbnails on the right and click for download.
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alternative name
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Delco Radio Corp. (Appliance) || Delco-Remy Division, General Motors Corp. || United Motors Service Delco General Motors | ||||
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Brand |
Chieftain || Delco | ||||
| Year: 1937 | Category: Car Radio, perhaps also + sound player/recorder | ||||
| Valves / Tubes | 6: 6K7G 6A8G 6K7G 6Q7G 6V6G 6X5G |
| Main principle | Superhet with RF-stage; ZF/IF 262 kHz |
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| Wave bands | Broadcast only (MW). |
| Details | |
| Power type and voltage | Storage Battery for all (e.g. for car radios and amateur radios) / 6 Volt |
| Loudspeaker | Electro Magnetic Dynamic LS (moving-coil with field excitation coil) |
| Power out | |
| from Radiomuseum.org | Model: Delco R-643 - United Motors Service Delco |
| Material | Metal case |
| Shape | Chassis only or for «building in» |
| Dimensions (WHD) | 8.75 x 7.5 x 7.25 inch / 222 x 191 x 184 mm |
| Notes | vibrator for +B; |
| Price in first year of sale | 53.50 $ |
| External source of data | Ernst Erb |
| Circuit diagram reference | Rider's Perpetual, Volume 9 = 1938 and before |
| Mentioned in | Radio Retailing (Radio & Television R.) (February, March 1937.) |
| Literature/Schematics (1) | 1938 Radolek Catalog |
All listed radios etc. from United Motors Service (Delco)
Here you find 577 models, 312 with images and 548 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
