Designed to operate as a rectifier tube in AC and AC-DC amplifier circuits. New old stock * No longer available for export. MFR: Tung Sol, Cunningham, Pro Comm SKU: 35Z3
Designed for use in the power supply of AC operated equipment. New old stock * No longer available for export. MFR: Tung-Sol, RCA, National Union SKU: 80-TUBULAR