div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: The Valve Museum · AMPLIFIER CHARACTERISTICS O connected to cathode Control Grid gl Voltage Anode Impedance Mutual Conductance TYPICAL OPERATION AS RESISTANCE COUPLED O connected src=https:reader033fdocumentsinreader033viewer202206061060611bbfcf2835430e5afbeahtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdiv