Stone Vintage Radio Museum - Antique Radios, Wireless, Crystal Sets, Tubes, and Valves

The Schickerling S700 Output Triode Tube came out in 1924. It is an audio output amplifier tube. It was also used as an oscillator for superhets. The printing on the base of the tube states, "Schickerling DX Radio Tube No. S-700, 6 volts 1/4 amp. Power tube. Made under license of United States Patent Rights by Schickerling Products Mfg. Co., Newark, N.J., USA.

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