Transitone TP-20 1939
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The network tube radio "Philco Transitone TP-20" ("Transitone TP-20") has been produced since 1939 by the company "Philco, Philadelphia Stg" in the USA. ,86e6f450b8cc469628ba70bf2947b049 This is a superheterodyne on 5 types of radio tubes; ,86e6f450b8cc469628ba70bf2947b049 7A8, 7B7, 7C6, 35A5 and kenotron 35Z3. ,86e6f450b8cc469628ba70bf2947b049 Built-in loop antenna. ,86e6f450b8cc469628ba70bf2947b049 Ranges 540-1580 kHz and 1500-2500 kHz. ,86e6f450b8cc469628ba70bf2947b049 Ranges work by adding or subtracting the local oscillator frequency between the bands. ,86e6f450b8cc469628ba70bf2947b049 When switching to the range of 1500 ... 2500 kHz, it was necessary to turn on the "Police" mode (on this range in those years in the USA police stations worked, as well as low-line television). ,86e6f450b8cc469628ba70bf2947b049 IF 455 kHz. ,86e6f450b8cc469628ba70bf2947b049 Rated output power 1 W. ,86e6f450b8cc469628ba70bf2947b049 The range of reproducible sound frequencies is 90 ... 4000 Hz. ,86e6f450b8cc469628ba70bf2947b049 Powered by 115 volts AC / DC. ,86e6f450b8cc469628ba70bf2947b049 Dimensions of the model are 330x210x180 mm. ,86e6f450b8cc469628ba70bf2947b049 The first releases of the radio were called "Transitone TP-20", then there was a mixed name "Philco Transitone TP-20". ,86e6f450b8cc469628ba70bf2947b049 The price of the radio for the first year of release is $ 15.95. ,86e6f450b8cc469628ba70bf2947b049 ,null,ru,null,null,null,null
Information from collection of Valery Khartchenko