Tubes - Transmitting, Audio, Misc.

Power pentode tube designed to be used in audio amplifiers.
Made in Great Britain
Manufactured by Mullard, branded RCA
New old stock * No longer available for export.
SKU: EL34-RCA

Power pentode tube designed to be used in audio amplifiers.
New old stock * No longer available for export.
MFR: RCA, USA
SKU: EL34-RCA-USA

MFR: Cunningham, RCA
SKU: 6AB7
New old stock * No longer available for export.

Designed for used in TV receivers and in frequency divider and complex-wave generator circuits of electronic musical instruments.
MFR: Tung-Sol, RCA
SKU: 6FA7
New old stock * No longer available for export.

Designed to be used in the audio output stage of the TV receiver
MFR: RCA, Philco
SKU: 6GZ5
New old stock * No longer available for export.

Designed to operate as a oscillator, converter, multivibrator, and audio amplifier.
MFR: RCA. Sylvania
SKU: 6SB7
New old stock * No longer available for export.

It is intended for power rectifier service in AC operated equipment or for use with storage battery and vibrator in automotive receivers or amplifiers.
MFR: RCA, Philco, Zytron
SKU: 7Z4
New old stock * No longer available for export.

Designed for use as a detector and intermediate-frequency or audio-frequency amplifier.
MFR: RCA
SKU: 12SF7
New old stock * No longer available for export.

Designed for use as a combined detector, audio amplifier and automatic volume control tube.
MFR: RCA, Sylvania
SKU: 12SR7
New old stock * No longer available for export.