The triode was designed for video-amplifier service and the pentode is used used in color burst-amplifiers in color television receivers. MFR: GE, CEI, Sylvania, Lindal SKU: 6MB8 New old stock * No longer available for export.
Designed for color killer, sound IF amplifier, and bandpass-amplifier applications in TV receivers. MFR: ECG, RCA, Raytheon, Sylvania SKU: 6KT8 New old stock * No longer available for export.
Designed to operate as a triode oscillator and a pentode mixer in VHF applications. MFR: GE, Dumont SKU: 6JC8 New old stock * No longer available for export.