Rekord-47 1949
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The desktop radio network Record-47 (second version) since 1949 produced the Aleksandrovsky and Berd radio factories. In 1949, the Record-47 radio was modernized. Changes were made to its electrical circuit, the nominal values "‹"‹of some elements were changed, and the appearance of the radio receiver was changed. In addition to the wooden case, versions of the radio receiver in a plastic and iron case were developed, which, however, did not receive distribution. The name of the radio remained the same, "Record-47". The ranges of received waves: LW - 150 ... 415 KHz, CB 520 ... 1500 KHz, HF 4.28 ... 12.1 MHz. Intermediate frequency 110 kHz. Sensitivity in the ranges of DV - 100 mV, SV - 80 mV, KV - 140 mV. Adjacent channel selectivity with 10 kHz detuning, at least 20 dB. For the mirror channel, the DV ranges are 26 dB, CB - 20 dB, KV - 5 dB. Maximum output power 1 watt. Power consumption when the mains supply 220 volts about 100 watts. In the last photo is a very rare version of the performance of the radio Record-47 (the second option) in a plastic case.
Documentation:
Information from collection of Valery Khartchenko