Designed for use in compact, lightweight, portable equipment as a power amplifier tube. New old stock * New In Box * No longer available for export. MFR: RCA, Zytron, Tung-Sol, American SKU: 3A4
Designed to operate as a rectifier in the scanning systems of TV receivers. New old stock * New In Box * No longer available for export. MFR: RCA, GE, Raytheon SKU: 3B2
Designed to operate as a VHF amplifier for portable mobile equipment. New old stock * New In Box * No longer available for export. MFR: Raytheon, RCA SKU: 3B4