Radio Valves

Marconi H2

Directly Heated 2-volt Battery Triode

H2 triode H2 triode
Marconi H2 triode

This is a high magnification (mu) triode with a 2 volt 0.1 amp heater. Ra is 35 kOhms, mutual conductance 1 mA/V and gain of 35. Equivalent to the Mullard PM1A.

© Andy Cowley, 2005-2012     Home

This page last modified by AJC on Friday, 26-Mar-2010