Serwis poświęcony szeroko rozumianej elektronice retro
Title Hits
Wzmacniacz sieciowy (Mains powered amplifier) "5L" 1484
Low frequency voltage amplifiers 7777
Acoustic tube amplifiers 10033
Speaker amplifier "3L" 8907
Universal 15VA HI-FI amplifier 8811
Portable universal amplifier 8861
Universal 15VA Hi-Fi amplifier 15312
Two-channel gramophone amplifier 16930
Tube in the amplifier output stage 14565
Triode as an output tube 12766

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