Industrial applications demand the long life and stable performance that only Sylvania GB Gold Brand Tubes offer. The GB prefix denotes an outstanding product design-engineered to the specialized requirements of critical commercial and industrial service. Gold Brand tubes were guaranteed to have an average life of 10,000 hours.
New old stock * New In Box * No longer available for export MFR: Sylvania SKU: GB6186-SYL
Tube is primarily used as a mixer and oscillator in superheterodyne circuits MFR: Mullard, GE, RCA SKU: 6BE6 New old stock * No longer available for export
Designed to function as an intermediate frequency or RF amplifier. New old stock * New In Box * No longer available for export. MFR: RCA, Raytheon, CBS, Sylvania SKU: 6186/6AG5WA