

Preferred Substitutes ......................... 6GY5
Duodecar type used as horizontal-deflection amplifier in television receivers. Require duodecar 12-contact socket.
Bulb .......................................... T-12
Outline ....................................... 12-79
EIA Base ...................................... 12DR
Heater Voltage ................................ 6.3 V
Heater Current ................................ 1.2 A
Pentode
Input ......................................... 16 pf
Output ........................................ 7.0 pf
Grid to Plate ................................. 0.6 pf
Pentode
Plate Voltage ................................. 770 V
Grid No. 2 Voltage ............................ 220 V
Plate Dissipation ............................. 17.5 W
Grid No. 2 Dissipation ........................ 3.5 W
Class A Amplifier
Plate Voltage ................................. 250 V
Grid No. 2 Voltage ............................ 150 V
Grid No. 1 Voltage ............................ -22.5 V
Plate Resistance (approx) ..................... 18K Ω
Transconductance .............................. 7300 µ
Plate Current ................................. 65 mA
Grid No. 2 Current ............................ 1.8 mA
Grid No. 1 Voltage for Ib ..................... 1000 µa @ -42 V
Hortz Defl Amplifier
DC Plate Supply Voltage ....................... 770 V
Peak Positive-Pulse Plate Voltage ............. 6500 V
Peak Negative-Pulse Plate Voltage ............. 1500 V
DC Grid No. 2 Voltage ......................... 220 V
Peak Negative-Pulse Grid No. 1 Voltage ........ 330 V
Average Cathode Current ....................... 175 mA
Peak Cathode Current .......................... 550 mA
Plate Dissipation ............................. 17.5 W
Grid No. 2 Dissipation ........................ 3.5 W
Searched 20770 records on 3667 tube types
(c) 1995-2009 by NJ7P
Fri, 30 Jul 2010 08:44:02 -0500