Minija-4 1966
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Since 1966, the coil tape recorder Minija-4 has been producing the Kaunas Radio Factory. The first-class Minia-4 radio tape recorder consists of an eight-lamp first-class receiver and a Vilniale 2-speed audio panel panel, representing a desktop structure made in a wooden case with decoration for precious wood. Part of the radio was equipped with removable legs for installation on the floor. The front part of the AU was made with a pad of plastic or wood. In the plastic version of the design of the radio and the cover of the audio panel was made of Plexiglas. Such options were released less than wood. In plastic, the dimensions of the radio are 826x380x390 mm. The speaker consists of two 4GD-28 side loudspeakers and two 1GD-28 frontal loudspeakers in the version with plastic overlay or two 4GD-28 lateral loudspeakers and one frontal 1GD-28 in the version with wood lining (1st and 2nd variants ). In the radio tape recorder, a block of registers is used for three positions "Orchestra", "Solo" and "Speech" allowing you to choose the timbre of the sound better corresponding to the received program. There are smooth tone controls at the lowest and highest sound frequencies. The radio receiver is designed to receive radio stations in the range of DV 150 ... 208 kHz, CB 525 ... 1605 kHz, KV 9.36 ... 12.1 MHz and 3.95 ... 7.4 MHz and VHF-FM 65.8 ... 73 MHz. The sensitivity in the DV and the SV ranges 40 ... 60 μV, KV 60 ... 80 μV and in VHF-FM - 10 μV. The selectivity of the adjacent channel on all ranges except FM 55 ... 70 dB, the steepness of the slopes of the resonance characteristics in the range of VHF 0,22 dB / kHz. In the receiver IF path there is a smooth bandwidth control having a fixed position "local reception". Vilnäle"™s tube, 2 nd class tape recorder allows recording sound from a microphone, radio, radio, player, TV, or any other sound program source. The tape panel is designed for two-track recording on type 6 tape. You can also use type 2 tape, but the quality of recording and playback will deteriorate.The recording duration when using reels with a capacity of 350 meters of tape is about an hour at a speed of 19.05 cm / s, and about two hours at a speed of 9.53 cm / s. The duration of the rewind and fast forward 3.5 minutes. The Vilnäle tape recorder panel (there were 2 designs) has a universal amplifier with an erase and bias generator. Rated output power 1.5 W, maximum 3 watts. The power consumed from the network is 85 W at reception and 125 W when the MP is working. The Minia-4 radio tape recorder of the two versions was also produced in two versions of the inscriptions on the scale and the back wall, in the Russian and Lithuanian languages.
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Information from collection of Valery Khartchenko