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Year: 1950 ?? | Category: Broadcast Receiver - or past WW2 Tuner | ||||
Valves / Tubes | 6: 12SA7 12J5GT 12SK7 12SQ7 35L6GT 35Z5GT | ||||
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schematic requested |
Main principle | Superheterodyne (common) |
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Wave bands | Broadcast and Short Wave (SW). |
Details | |
Power type and voltage | AC/DC-set / 110 Volt |
Loudspeaker | Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 12 cm = 4.7 inch |
Power out | |
from Radiomuseum.org | Model: 490-LN - Philips USA |
Material | Bakelite case |
Shape | Tablemodel, with any shape - general. |
Dimensions (WHD) | 315 x 185 x 195 mm / 12.4 x 7.3 x 7.7 inch |
Notes | The Philips 490-LN and the Farnsworth BT-20 radios appear to be the same except for knobs, branding, and that the Philips dial is in Meters while the Farnsworth dial is in kHz/MHz. The Farnsworth schematic and alignment instructions may be leveraged for the Philips. |
Net weight (2.2 lb = 1 kg) | 3.7 kg / 8 lb 2.4 oz (8.15 lb) |
Model page created by Antonio Dias Rodrigues. See "Data change" for further contributors.
All listed radios etc. from Philips USA
Here you find 37 models, 34 with images and 8 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.