Designed for radio frequency amplifier, autodyne mixer, or automatic-frequency-control service in FM services. MFR: Tung-Sol, GE, RCA SKU: 6GY8 New old stock * No longer available for export.
Designed to be used in the gain controlled, intermediate frequency amplifier stages of the TV receiver. New old stock * No longer available for export. MFR: Sylvania, Philco, Brimar SKU: 6GM6
Miniature type used as combined oscillator and mixer tube in color and BW TV receivers utilizing and if in the order of 40 MHz MFR: GE, Lindal, Emerson, Sylvania SKU: 6GS7 New old stock * No longer available for export.
Designed to operate as a phase converter, multivibrator, and a general purpose amplifier MFR: GE, Sylvania, Dumont, Magnavox SKU: 6GU7 New old stock * No longer available for export.