Intended for use as a extremely high gain current amplifier in applications where the input signal is in units of micro-micro-amps. New Old Stock * New In Box * No longer available for export MFR: Tung Sol SKU: 7851
7851 Tung Sol Screen Grid Electrometer Tetrode (NOS/NIB)
Intended for use as a extremely high gain current amplifier in applications where the input signal is in units of micro-micro-amps. New Old Stock * New In Box * No longer available for export MFR: Tung Sol SKU: 7851