561
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Marconi Co.: 561 [Radio] ID = 504977 933x700
Select picture or schematic to display from thumbnails on the right and click for download.
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| Year: 1937 | Category: Broadcast Receiver - or past WW2 Tuner | ||||
| Valves / Tubes | 11: W63 X64 Z63 W63 Y63 W63 D63 Z63 KT63 KT63 U50 |
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| Main principle | Superhet with RF-stage; ZF/IF 465 kHz; 2 AF stage(s) |
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| Tuned circuits | 9 AM circuit(s) |
| Wave bands | Broadcast plus more than 2 Short Wave bands. |
| Details | |
| Power type and voltage | Alternating Current supply (AC) / 195-255 Volt |
| Loudspeaker | Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical |
| Power out | 8 W (max.) |
| from Radiomuseum.org | Model: 561 - Marconi Co. Marconiphone, |
| Material | Wooden case |
| Shape | Tablemodel, high profile (upright - NOT Cathedral nor decorative). |
| Dimensions (WHD) | 503 x 574 x 315 mm / 19.8 x 22.6 x 12.4 inch |
| Notes | Chassis identical with HMV 650, 2 SW and one "Ultra Short Wave" band to receive the TV sound from Alexandra Palace at 7,2 meters (41,5 MHz). Three SW-bands 5-107 m, two IF-stages with variable bandwidth in the first one, separate oscillator tube, planetary drive. The same chassis is found in Marconiphone 563, 564 and HMV 660. |
| Net weight (2.2 lb = 1 kg) | 29.2 kg / 64 lb 5.1 oz (64.317 lb) |
| Price in first year of sale | 24.00 gns |
| External source of data | E. Erb 3-907007-36-0 |
| Circuit diagram reference | Die «Thali Schemasammlung» führt das Modell. |
| Literature/Schematics (1) | Broadcaster, Service Man's Manual |
All listed radios etc. from Marconi Co. (Marconiphone, Marconi's Wireless Telegraph Co. Ltd.), GB (not tubes - see also HMV His Master's Voice)
Here you find 486 models, 304 with images and 312 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
