The four-gang capacitor, C33, is adjusted by the LOADING control to match the pi -network circuit to the impedance presented by the ... The amplifier may be connected to a 11 5- volt single -phase or to a 230-volt, 3-wire, single-phase source.
|Title||:||Direct support and general support maintenance manual for amplifier, radio frequency AM-3979/FRC-93 (Collins model 30L-1) (NSN 5820-00-082-4081).|
|Author||:||United States. Dept. of the Army|