Q-tron Audio PA12B 2x25W　プッシュプル真空管OTLパワーアンプ55 OTL Description Q tron PA 12OTLOutput Transformer Less Futterman PA 12Q tronFuttermanFuttermanOTL Q tron 26C33C25W10W0. 1%1W0. 01% 100dBA PA 12 100dBA 10mmPtP PCB 5kV10mm OTL OTL PA 12 OTL Q tronDC Spec 6C33C x4, 6H2n EB x5, 6H6Pi x2 25W81%, 20W41% 1kHz 1W < 0. 01%, 10W< 0. 1% 5 ~ 100kHz 1dB 10 ~ 100kHz 1dB 0. 5s() < 100dBA <0. 51. 5 <2. 5V) RCA + XLR 430 x 240 x 400 mm, (W x H x D) 21kg Review 25WPA3B OTL PA3B OTL PA3BOTL OTL OTL AOTL DC0. 5s