Miniature heater-cathode type twin diode designed for full-wave rectifier operation in compact power supplies. MFR: RCA SKU: 6X4 New old stock * No longer available for export. NOTE: Picture for reference only. Brand may vary.
Designed to function with one pentode as a video amplifier and the other as a sound IF amplifier, AGC amplifier, or sync separator. MFR: RCA, Sylvania, GE SKU: 6Y9 New old stock * No longer available for export.
Gated beam discriminator suitable for FM and TV limiter and discriminator applications and section one of beam pentode for audio output services. MFR: Westinghouse, GE, RCA SKU:6Z10 New old stock * No longer available for export.