Junior 1981
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Since 1981, the portable VHF-FM radio "Junior" has been produced by the Perm plant ADS. ,86e6f450b8cc469628ba70bf2947b049 The radio receiver is similar in electrical circuit and design to the later receivers of the same plant "Iren-401" and "Iren-301". ,86e6f450b8cc469628ba70bf2947b049 In the magazine Radio No. 6 for 1987 in the description of the Iren-401 receiver it was written: In recent years, interest in pocket radios has increased. ,86e6f450b8cc469628ba70bf2947b049 Small size and weight, makes them companions of tourists, lovers of walks and summer residents. ,86e6f450b8cc469628ba70bf2947b049 Many will appreciate the small receiver Iren-401. ,86e6f450b8cc469628ba70bf2947b049 This is the first serial radio receiver in the 65.8 ... 74 MHz range. ,86e6f450b8cc469628ba70bf2947b049 Pay attention to the word "first". ,86e6f450b8cc469628ba70bf2947b049 The "Junior" radio receiver operates in the 65.8 ... 73 MHz range. ,86e6f450b8cc469628ba70bf2947b049 IF 10.7 MHz. ,86e6f450b8cc469628ba70bf2947b049 The maximum sensitivity is 10 μV, the real one is 20 μV. ,86e6f450b8cc469628ba70bf2947b049 Single signal selectivity of 16 dB. ,86e6f450b8cc469628ba70bf2947b049 Image channel selectivity 26 dB. ,86e6f450b8cc469628ba70bf2947b049 Rated output power 70, maximum 100 mW. ,86e6f450b8cc469628ba70bf2947b049 The range of reproducible frequencies is 450 ... 3500 Hz. ,86e6f450b8cc469628ba70bf2947b049 Powered by Korund battery. ,86e6f450b8cc469628ba70bf2947b049 Quiescent current 25 mA. ,86e6f450b8cc469628ba70bf2947b049 Receiver dimensions 115x65x30 mm. ,86e6f450b8cc469628ba70bf2947b049 Weight with battery 170 grams. ,86e6f450b8cc469628ba70bf2947b049 The initial design of the radio receiver for the Chamber of Commerce and approval for production is shown below (right radio receiver), in the production process as in photo # 2 or as in the "Iren" radio receivers. ,86e6f450b8cc469628ba70bf2947b049 ,null,ru,null,null,null,null
Information from collection of Valery Khartchenko