Beam Power Pentode
The Electro-Harmonix 6L6EH / 6L6GC Gray Plate Platinum
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 6L6GC Vacuum Tube can be mounted in
Electro-Harmonix 6L6EH Vacuum Tubes are Beam power
tetrodes modeled after the vintage RCA 6L6GC "blackplate".
It features large plate dimensions and improved grid
structure for increased power handling capabilities.
The Electro-Harmonix 6L6EH Vacuum tube also features mica
spacers with metal springs to eliminate tube rattle and
The Electro-Harmonix 6L6EH is a great, cheap but rugged
and high-powered, 6L6GC tube.
6L6EH tubes run nice in guitar amps with good high end
energy and bottom end support.
Many amps can use the Electro-Harnmonix 6L6EH / 6L6GC
tube, including but not
exclusively, Ampeg B15, Carr Rambler, Elekit, EICO HF20,
Emery, Fender, Fender Showman, Fender Super-Sonic,
Fender Hot Rod Deluxe, Landgraff Deluxe, Leben,
MacIntosh MC240, Mesa 400, Mesa Boogie Mark IIC+,
Peavey Valveking VK112, Swart, THD Amplifiers, Two Rock
and Univox U2015.
Heater for Unpotential Cathode:
AC or DC Voltage ............. 6.3 Volts
AC or DC Current ............. 0.9 Amps