Use in line-operated equipment having series-connected heaters. New old stock * New in Box * No longer available for export. MFR: GE, RCA, Sylvania, Westinghouse SKU: 35W4
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