Three-program receiver `` Sphere-201 ''.

Three-program receivers.The three-program receiver "Sphere-201" from 1986 to 1991 was produced by the Moscow Plant of Electromechanisms. The three-program receiver "Sphere-201" is an autonomous radio receiver designed for high-quality reproduction of programs transmitted via a three-program wire broadcasting system. The receiver can operate with a voltage in a wired radio broadcasting network of 30 or 15 volts. The range of reproducible sound frequencies of the main 1st program is 100..10000 Hz. 2nd and 3rd - 100 ... 6300 Hz. Rated output power 300 mW, maximum 700 mW. Power consumption 4 W. PT dimensions - 180x187x118 mm. Weight 2 kg. There is no data on the issue with the PT index.