일치하는 쌍 Psvane 211 진공관 HiFi 시리즈 브랜드 뉴

211 is directly heated triode thorium-tungsten cathode, can be used for A, B, C class power amplifier. Filament heating Uf: 10 V If: -3.25 A Electrode capacitance Input capacitance: 6 PF The output capacitor: 5.5 PF Cross-Road capacitors: 14.5 PF Static parameters Ua: 1250 V -Ug: --70 V Ia: 100 mA Gm: 3.8 mA / V u (when Ia = 75mA when): 12 RL: 7 KΩ Pout: 10 W Recommended work status (reference value) Class A single-tube amplification (A-F): Typical operating conditions limit parameters Ua: 750 1000 1250 1250 V Pa: 75 W -Ug: 46 61 80 V Ug (pk: 41 56 75 V Ia (0: 34 53 60 mA ri: 4.4 3.8 3.6 KΩ RL: 8.8 7.6 9.2 KΩ Pout: 5.6 12 19.7 W Class B push-pull power amplifier (A-F): Typical operating conditions limit parameters Ua: 1000 1250 1250 V Ia (mAx.sig per tube: 175 mA Pa (in) (mAx.sig per tube: 220 W Pa (per tube): 100 W -Ug: 72 95 V Ug (pk): 380 410 V Ia (0): 20 20 mA Ia (mAx.sig): 320 320 mA Pd (mAx.sig): 7.5 8 W RL (a-a): 6.9 9 KΩ Pout: 200 260 W