From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Specifications for an American-Bosch Wireless Set.
| Identifier | ExFiles\Box 63\2\ scan0279 | |
| Date | 2nd November 1936 | |
| DS. 6153 2 copies please 2/11/36 American-Bosch Wireless Set This set has been fitted to 32EX, the following are the particulars required:- Weight 18 1/2 lbs complete. Dimensions 9 1/2" dia. x 7 1/4" deep. (Set complete) Type 6 tube chassis, superheterodyne circuit, automatic volume control, interference chokes in antenna & battery circuits. Medium waves only, dial marked in kilo-cycles 540-1600. Input 3.1 amps at 12 volts. GHowdall | ||