Serwis poświęcony szeroko rozumianej elektronice retro
Title Hits
Wzmacniacz sieciowy (Mains powered amplifier) "5L" 1544
Low frequency voltage amplifiers 7828
Acoustic tube amplifiers 10096
Speaker amplifier "3L" 8977
Universal 15VA HI-FI amplifier 8865
Portable universal amplifier 8915
Universal 15VA Hi-Fi amplifier 15359
Two-channel gramophone amplifier 17005
Tube in the amplifier output stage 14611
Triode as an output tube 12813

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