BEAM POWER AMPLIFIER
Black Plate ~ Sylvania
Various Years
The Sylvania 6L6GB Vacuum Tube is a glass-octal type used
in the output stage of audio amplifying equipment,
especially units designed to have ample reserve of
power-delivering ability. They require an octal socket.
This tube, like other power-handling tubes, should be
adequately ventilated. The 6L6GB Vacuum Tube can be
mounted in any position.
Electrical:
Heater for Unpotential Cathode:
AC or DC Voltage ............. 6.3 Volts
AC or DC Current ............. 0.9 Amps
Direct Interelectrode Capacitances
( Approximately ......... 0 )
Grid No. 1 to Plate ................... 0.9 uuf
Grid No. 1 to Cathode ................ 11.5 uuf
Grid No. 2 and 3, Plus Heater ........ 11.5 uuf
Plate to Cathode ..................... 9.5 uuf
Grid No. 2 and 3, Plus Heater ........ 9.5 uuf
Preferred Substitutes ...................... 5881
Substitutes ................................ 7581