Serwis poświęcony szeroko rozumianej elektronice retro
Title Hits
Wzmacniacz sieciowy (Mains powered amplifier) "5L" 559
Low frequency voltage amplifiers 7149
Acoustic tube amplifiers 9336
Speaker amplifier "3L" 8270
Universal 15VA HI-FI amplifier 8220
Portable universal amplifier 8249
Universal 15VA Hi-Fi amplifier 14693
Two-channel gramophone amplifier 15627
Tube in the amplifier output stage 13846
Triode as an output tube 12194

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