Since 1958, the "Surprise" radio has been produced by the Znamya Truda Saratov plant. ,86e6f450b8cc469628ba70bf2947b049The receiver is assembled on 7 transistors according to the superheterodyne circuit and is designed to receive programs of broadcasting stations operating in the ranges: DV (723 ... 2000 m) and CB (187.5 ... 577 m) waves. ,86e6f450b8cc469628ba70bf2947b049The nominal output power is 100 mW, the maximum is 250 mW, the audio frequency band reproduced by the 0.5GD-11 loudspeaker is 350 ... 6000 Hz. ,86e6f450b8cc469628ba70bf2947b049IF - 465 kHz. ,86e6f450b8cc469628ba70bf2947b049The receiver is powered by four KNP-0.42 batteries. ,86e6f450b8cc469628ba70bf2947b049Duration of continuous work at an average volume of 15 hours. ,86e6f450b8cc469628ba70bf2947b049The sensitivity of the model in both ranges is 7 ... 10 mV / m. ,86e6f450b8cc469628ba70bf2947b049Receiver dimensions 150x80x32 mm. ,86e6f450b8cc469628ba70bf2947b049Weight 520 grams. ,86e6f450b8cc469628ba70bf2947b049Here is what Yuri Alexandrovich wrote to me about the radio and the plant: I have other information, unofficial, according to the stories of old-timers who were engaged in electronics in the 50s ... 60s of the XX century. ,86e6f450b8cc469628ba70bf2947b049The radio receiver was apparently prepared for release at the Korpus manufacturing plant, as we call it Khrushchevsky. ,86e6f450b8cc469628ba70bf2947b049The "Surprise" radio has never been seen on sale, perhaps it never reached serial production. ,86e6f450b8cc469628ba70bf2947b049My two copies from a person who worked at the "Korpus" factory in the 70s - 80s of the XX century. ,86e6f450b8cc469628ba70bf2947b049And at the plant "Znamya Truda" in 1986 XX century. ,86e6f450b8cc469628ba70bf2947b049I started my career, but then I was not interested in radio receivers and for 6 months of work I have never heard of such a receiver. ,86e6f450b8cc469628ba70bf2947b049At the same time, at one military enterprise in the city, the corps of Surprise receivers stood in boxes and, according to an eyewitness, about a hundred. ,86e6f450b8cc469628ba70bf2947b049Why they were there no one knew and used them as soap dishes, but more than 20 years have passed since the date of their release.,86e6f450b8cc469628ba70bf2947b049,null,ru,null,null,null,null