Museum Hours:

Saturday 10-6

Sunday 12-5

Early Electronic Television

RCA T1 1 KW Transmitter (1938)

The modulator used 10 - 813 tubes in parallel to grid modulate the power amplifier.

The RF unit employed a temperature controlled crystal oscillator. Push pull 889 tubes were used in the final amplifier.

The high voltage rectifier compartment. 12 - 872A tubes in 3 phase configuration supplied transmitter voltages.

Broadcasting, November 1 1938