Heater Warm-up Uh----------------6.3 V Ih---------------1.85 A Interelectrode Capacitance Input-----------20.5 PF Output----------10 PF Transfer--------1.75 PF Maximum Rating Ua(Tetrode)----------------850 V Ua(Triode)------------------650 V Ug2(Beam-Power)----650 V Ug2(Triode)-------------600 V -Ug1--------------------------200 V Pa----------------------------70 W Pg2----------------------------9 W Ik(Beam-Power)---------275 mA Ik(Triode)------------------250 mA Uhk------------------------±300 V Rg1 Fixed Bias----------------51 kΩ Automatic Bias----------240 kΩ Glass Temperature-----250 ℃ Recomment Operating Condition(For reference)
Single Valve Class A1 Amplifier(Fixed Bias) Ua----------400 V Ug2---------225 V -Ug1--------14 V Ia-------- 165 mA Ig2(max)---15 mA RL-----------3 kΩ Gm----------12.6 mA/V Pout--------20 W Dtot--------14 % Ihk不大于50 uA(Uhk=±300V时)