Designed for use as a voltage amplifier in resistance coupled cascade or phase inverter service. MFR: RCA, GE, Sylvania, Crosley SKU: 7F7 New old stock * No longer available for export.
Designed for use as a voltage amplifier in resistance coupled cascade or phase inverter service. MFR: RCA, GE, Sylvania, Raytheon, Crosley SKU: 7F7 New old stock * No longer available for export.