Tuner `` Radio engineering T-7111-stereo ''.
Radiols and receivers p / p stationary.DomesticThe tuner "Radiotekhnika T-7111-stereo" has been developed and produced at the Riga PO "Radiotekhnika" since 1988. It was part of the Radio Engineering KS-111-stereo radio complex. The tuner allows you to receive radio broadcasts in the LW, MW and HF bands (25, 31, 41, 49 and 62 m) waves, as well as mono and stereo radio broadcasts in the VHF range. In the AM bands of the path, double frequency conversion is used. The tuner has three AF outputs, allowing you to listen to the received programs on stereo telephones (with the ability to adjust their volume), connect external stereo amplifiers, and also record programs on a tape recorder. The following operational amenities are provided: electronic tuning in all ranges; fixed tuning to 4 radio stations in any range; automatic sensitivity adjustment in the AM path; automatic frequency control, manually disabled in the AM bands and automatically (when rotating the tuning) in the VHF band; automatic switching of stereo-mono modes; switching of the passband on the IF in the ranges of the AM path; silent tuning to stations in the VHF range. The tuner has an indicator of fine tuning on three LEDs (tunoscope), a stereo indicator, an overload indicator in AM bands, sockets for connecting external antennas in all bands and a separate magnetic antenna in AM bands. The sensitivity of the tuner with an external antenna in the ranges AM 60, FM 1.8 µV, selectivity in the range DV 50, SV 40, KB 26, VHF 5 2 dB; frequency range of the FM path 31.5 ... 15000, AM 63 ... 6300 Hz; tuner dimensions 430x360x62 mm; its weight is 5 kg. The tuner price for 1988 is 220 rubles.
