Portable VHF-FM radio receiver `` Luch ''.
Portable radio receivers and radios on p / p.DomesticSince the beginning of 1970, the portable VHF-FM radio receiver "Luch" has been producing the Sarapul Radio Plant. Luch is the first Soviet small-sized VHF-FM radio receiver. It is designed to receive on a telescopic antenna programs of local radio stations located at a distance of no more than 20 ... 25 kilometers from the place of reception and operating in the VHF range with FM. The radio was produced in 2 versions. The first version is intended for sale in the USSR and has a range of 65.8 ... 73 MHz, the second version is intended for export to a number of countries and operates in the range of 87.5 ... 108 MHz. Such a radio receiver under the name `` Astrad '' is shown in the photo. The design, construction and wiring diagram of both options are the same. The model is assembled on 10 germanium transistors. The receiver body is made of colored, impact-resistant plastic. The acoustic system of the model consists of a loudspeaker 0.1GD-12. The band of reproducible sound frequencies is 300 ... 5000 Hz. Receiver sensitivity 300 μV, rated output power 70 mW, maximum 100 mW. The average slope of the resonance characteristic with attenuation from 6 to 26 dB is equal to 0.08 dB / KHz. IF 10.7 MHz. Powered by battery Krona VTs. The dimensions of the receiver are 68x130x31 mm, its weight is 240 g.
