640
Emerson Canada;: 640 [Radio] ID = 820180 443x472
Select picture or schematic to display from thumbnails on the right and click for download.
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| Year: 1950 ?? | Category: Broadcast Receiver - or past WW2 Tuner | ||||
| Valves / Tubes | 4: 1R5 1T4 1U5 3S4 |
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| Main principle | Superheterodyne (common); ZF/IF 455 kHz |
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| Tuned circuits | 6 AM circuit(s) |
| Wave bands | Broadcast only (MW). |
| Details | |
| Power type and voltage | Dry Batteries / 1,5 & 67,5 Volt |
| Loudspeaker | Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) |
| Power out | 0.03 W (unknown quality) |
| from Radiomuseum.org | Model: 640 - Emerson Canada; Toronto |
| Shape | Very small Portable or Pocket-Set (Handheld) < 8 inch. |
| Dimensions (WHD) | 9 x 2 x 4 inch / 229 x 51 x 102 mm |
| Notes | Built-in loop antenna. |
| Circuit diagram reference | Radio College of Canada |
| Literature/Schematics (1) | Emerson Suppl. Pages 44, 46 |
Model page created by Hans-Joachim Korn † 16.11.15. See "Data change" for further contributors.
All listed radios etc. from Emerson Canada; Toronto
Here you find 48 models, 23 with images and 44 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
