Designed to function in conditions with severe shock, vibration, and high temperatures. New old stock * No longer available for export. MFR: Phillips, Raytheon SKU: 5639
Designed for service in RF applications requiring economy of space, battery usage and weight. New Old Stock, New In Box * No longer available for export MFR: RCA Motorola, Tung Sol, Raytheon SKU: 5678
Designed for service as a cw oscillator, frequency multiplier or grounded grid amplifier. New old stock * No longer available for export. MFR: RCA SKU: 5675
Designed to function in the E.H.T. supplies of oscilloscopes. New old stock * No longer available for export. MFR: RCA, Tung Sol, Sylvania, Tektronix, GE, Dumont SKU: 5642