Aidas reel-to-reel tape recorder.

Tape recorders and radio tape recorders.Reel-to-reel tape recorder "Aidas" (Elfa-20) since 1962 has been produced by the Vilnius Electrotechnical Plant "Elfa". The tape recorder is intended for amateur recording of phonograms from a radio receiver, turntable, microphone, radio line or other tape recorder. The sensitivity from the microphone input is 3 µV, the pickup or receiver is 260 mV, the radio line is 10 V. The tape recorder uses a 2-track recording system on a magnetic tape of type 2 or 6. The speed of the magnetic tape is 19.05 cm / sec. The tape recorder is completed with cassettes No. 15, with a capacity of 250 meters of tape and a recording duration on two tracks of 45 minutes. The range of operating frequencies along the electrical path is 40 ... 12000 Hz when working with a tape of type 6, on a tape of type 2, the range is narrower and is 50 ... 10000 Hz. Rated output power 1 W with 3% distortion at line output and 6% at loudspeaker equivalent. Noise level 40 dB. Knock level 0.4%. The tape recorder is powered from the mains. Power consumption 80 watts. Model dimensions 400х300х186 mm, weight 12 kg. The name "Aidas" is translated from Lithuanian as Echo.