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Link: radiomuseum | elektrotanya [Service Manual] | hifiengine
Оконечный усилитель собран на: .T B558 & .T D428 (попарно в каждом канале).
Присутствует клеймо со сборкой 1977 года на внутренней стороне лицевой панели.
В комплект к усилителю выпускался Lenco T-30 Stereo Tuner, 1980, made in Switzerland
Country: Switzerland
Manufacturer / Brand: Lenco; Burgdorf
Year: 1977 ??
Category: Audio Amplifier or -mixer
Semiconductors (the count is only for transistors) 43:
Main principle Audio-Amplification
Wave bands - without
Details
Power type and voltage Alternating Current supply (AC) / 100-120; 220-240 Volt
Loudspeaker - This model requires external speaker(s).
Power out 80 W (unknown quality)
Model: Stereo Amplifier A50 - Lenco; Burgdorf
Material Metal case
Shape Book-shelf unit.
Dimensions (WHD) 430 x 142 x 372 mm / 16.9 x 5.6 x 14.6 inch
Semiconductors (the count is only for transistors) 43:
Main principle Audio-Amplification
Wave bands - without
Details
Power type and voltage Alternating Current supply (AC) / 100-120; 220-240 Volt
Loudspeaker - This model requires external speaker(s).
Power out 80 W (unknown quality)
Model: Stereo Amplifier A50 - Lenco; Burgdorf
Material Metal case
Shape Book-shelf unit.
Dimensions (WHD) 430 x 142 x 372 mm / 16.9 x 5.6 x 14.6 inch
Weight: 10.5kg
Notes
- Frequency response: 10Hz to 40kHz
- Total harmonic distortion: 0.2%
- Input sensitivity: 2.5mV (mic), 2.5mV (MM), 160mV (line)
- Signal to noise ratio: 56dB (MM), 58dB (line)
- Two speaker pairs (A + B) can be connected.
- Inputs: tuner, 2 × phono, 2 × aux, 2 × tape, microphone.
- Eingebauter regelbarer Mikrofon-Vorverstärker; schaltbare Hi- und Lo-Filter und Loudness. Besonderheiten: Tape-Copy-Funktion. Das Gerät wurde vermutlich von Seoum Electronico in (Süd-)Korea für Lenco hergestellt. Vgl. hierzu im Radiomuseum den "Stereo Amplifier SA-3180B" von Seoum.
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