Valve Rectifiers Heater Max. Max. Min. Base Type Type of Input Volts Rect, Reservoir Series ype Rectification (R.M.S.) Current Capacitance Resistance Volts Amps (mA) (PF) (2) Type Ref. BRIMAR Replacement Types 5Y3GT 5.0 2.0 F.W. 350-0-350 125 32 30 10 7 Ri7 6.3 0.8 H.W. 500 75 32 50 B9A 20 Current Types 5SR4GY 5. 0* 2.0 F.W. 750-0-750 250 4 250 10 7 5V4G 5.0 2.0 F.W. 375-0-375 175 32 100 10 8 5Z4G 5.0 2.0 F.W. 350-0-350 125 32 30 I0 8 EZ80 6.3 0.6 F.W. 325-0-325 70 16 525 BiG 14 6X4 6.3 0.6 F.W. 325-0-325 70 40 525 B7G 14 HY90 35.0 0.15 H.W. 250 110 100 100 BIG 16 35W4 35.0 0.15 H.W. 117 100 40 57 BT7G 16 MAZDA Replacement Types PY82 19.0 0.3 H.W. 250 180 60 100 B9A 10 U192 19.0 0.3 H.W. 250 180 60 100 B9A 10 Current Types EZ80 6.3 0.6 F.W. 350-0-350 90 50 300 B9A 21 EZ81 6.3 1.0 F.W. 350-0-350 150 50 230 B9A 21 uv12 6.3 1.0 F.W. 350-0-350 150 50 240 B9A 21 PY33 29.0: 0.3 H.W. 250 325 200 25 10 11 U381 38.0 0.1 H.W. 250 110 100 100 B9A 10 UY85 38.0 0.1 H.W. 250 110 100 100 B9A 10 M.O. VALVE CO, Replacemeni Types . U18/20 4. 0* 2. FLW. 500-060-500 275 16 180 B4 2 Current Types GU12 2.5 5.6 H.W.,M.V. 3, 500 250 _ Ux4 1 GXU1 2.5 5.0 H.W., Xeno 3, 500 250 _ _ Ux4 1 GXKU5 2.5 30.0 H.W., Xenon 3,500 3,000 _ _ Special GU50 4.0* 3.0 H.W.,M.V. 1, 750 250 4 B4 3 GXU50 4.0 3.0 H.W., Xenon 1, 800 250 _ _ B4 2 U19 4.0 3.3 H.W. 2, 500 250 4 600 B4 3 GXRU2 5.0 7.0 H.W., Xenon 4,500 1, 250 _ - B4F 1 GXU52 5.0 2.3 H. W., Xenon 450 250 _ _ B8B _ MULLARD Replacement Types GZ34 5.0 1.9 FLW. 550-0-550 160 60 175 10 8 EZ80 6.3 0.6 F.W. 350-0-350 90 50 300 BOA 21 EZ8t 6.3 1.0 FLW. 350-0-350 150 50 230 BOA 21 M8091(SQ) 6.3 1.1 H.W. 625 125 24 250 BOA 20 PY82 19.0 0.3 H.W. 200 180 60 30 B9A 10 UY85 38.0 0.1 H.W. 250 110 100 100 BIA 10 Current Types EY84 6.3 1. H.W. 625 125 24 250 BOA 20 20 Valve Rectifiers Heater Max. Max. Min. Base . Type of Input Volts Rect. Reservoir Series Type Rectification (R.M.S.) Current Capacitance Resistance Volts Amps (mA} (uF) (2) Type Ref. TUNGSRAM Replacement Types GZ34 5.0 1.9 F.W. 550- 0-550 160 60 175 10 8 EZ80 6.3 0.6 F.W. 350-0-350 90 50 300 B9A 21 EZ81 6.3 1.0 F.w. 350-0-350 150 50 230 BOA 21 UY85 38.0 0.1 H.W. 250 110 100 100 BOA 10 E.H.T. Rectifiers Rectifiers for inputs over 1,000 V giving rectified currents of less than 50 mA Heater Peak Input wax Eftoive Recommended D.c. Capacitance Base Type Thiverse Volts Current Series R Capacitance Output ack Volts (R.M.S.) P > Voltage (pF) Volts Amps (mA) (82) ce) Type Ref. 1.T.T. Current Types K80/30D _ 1, 400 500 2.0 _ 1.0 500 K80/60D _ 2, 800 1, 000 1.5 _ 0.25 1, 000 _ K80/90D _ = 4, 200 1, 500 1.0 _ 0.1 1, 500 | selenium tubula K80/120D 5, 600 2, 000 1.0 0.1 2, 000 rectifier Cath de K80/150D ~ -- 7, 000 2, 500 1.0 _ 0.1 2, 500 has red band or K80/180D 8, 000 2,800 0.8 0.05 2, 800 _ + si K80/200D 8, 400 3,000 0.8 0.05 3, 000 gn. K80/230D ~ 10, 000 3, 500 0.8 _ 0.05 3, 500 K80/270D _ -- 11, 000 4,000 0.8 _ 0.05 4,000 _ X80 series as K80 series but having end-cap termination instead of end-wire termination. K83/30D ~ = 1, 400 500 4,5 = 2.0 500 - K83/60D _ = 2, 800 1, 000 4.5 = 1.0 1, 000 _ K83/90D ~ 4, 200 1, 500 3.5 _ 0.5 1, 500 | selenium tubul K83/120D _ 5, 600 2,000 3.5 ~ 0.5 2, 000 - sctifier C thode K83/150D - 7, 000 2, 500 3.5 0.5 2, 500 hos. na ba a oae K83/180D _ 8, 000 2,800 3.5 _ 0.25 2, 800 ( 78 ree mand or K83/200D _ - 8, 400 3,000 3.5 0.25 3, 000 - Sign. K83/230D ~ 10, 000 3, 500 3.5 _ 0.25 3, 500 K83/270D - 11, 000 4, 000 3.5 _ 0.2 4,000 _ X83 series as K83 series but having end-cap termination instead of end-wire termination. K85/30D _ 1, 400 500 6.0 4.0 500 K85/60D _ = . 2,800 1, 000 6.0 2.0 1, 000 = K85/90D _ 4, 200 1, 500 5.0 = 1.0 1,500 | selenium tubul K85/120D 5, 600 2,000 5.0 0.5 2,000 fier C thod K85/150D ~ _ 7, 000 2,500 5.0 - 0.5 2,500 >) see ved ba dor. K85/180D 8, 000 2,800 5.0 0.5 2,800 ~ { 788. ~_ K85/200D _ 8, 400 3, 000 5.0 0.25 3, 000 _ Sign. K85/230D = 10, 000 3, 500 5.0 _ 0.25 3, 500 K85/270D - 11, 000 4, 000 5.0 0.25 4, 000 _ X85 series as K85 series but having end-cap termination instead of end-wire termination. MAZDA Replacement Types EY51 6.3 0.09 17, 000 0.35 0.005 ~ 0.8 Wires Current Types peert 1.4 0.55 22, 000 _ 0.5 _ 0.002 _ 1.55 BOA 34 21 Continued