Grand Concert 312C Vibro-Power
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United American: Grand Concert 312C Vibro-Power [Radio] ID = 704083 439x691
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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American Bosch Magneto | ||||
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Brand |
Essex | ||||
| Year: 1932/1933 | Category: Broadcast Receiver - or past WW2 Tuner | ||||
| Valves / Tubes | 12: 58 58 56 58 58 58 56 46 46 46 82 58 |
| Main principle | Superheterodyne (common) |
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| Wave bands | Broadcast and Short Wave (SW). |
| Details | Visual Tuning Indicator pre Eye |
| Power type and voltage | Alternating Current supply (AC) |
| Loudspeaker | 2 Loudspeakers |
| Power out | 20 W (unknown quality) |
| from Radiomuseum.org | Model: Grand Concert 312C Vibro-Power - United American Bosch Magneto |
| Material | Wooden case |
| Shape | Console, Lowboy (legs < 50 %). |
| Notes | Full-band AVC. Class B amplification ("triple-push power output"). Dual speakers in "tone-blending chamber". Prices in ca. 1933: factory $130.00, retail $215.00. |
| Price in first year of sale | 139.00 $ |
| External source of data | Ernst Erb |
| Source of data | Radio Collector`s Guide 1921-1932 |
| Mentioned in | The Radio Collector's Directory and Price Guide 1921 - 1965 |
| Literature/Schematics (1) | Pre-War Consoles |
| Literature/Schematics (2) | Collector's Guide to Antique Radios (7th Edition) |
| Literature/Schematics (3) | -- Original prospect or advert |
All listed radios etc. from United American Bosch (Magneto Corporation); Springfield (MA)
Here you find 412 models, 158 with images and 269 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
