KDKA-AM 1020 New Harris 3DX-50 Transmitter

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New Transmitter, PA and Output cabinets	New Transmitter controls	PA modules
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L-R Vic, Chris, Jim and Roy in the rear of the transmitter	Rear of PA cabinet	Rear of PA cabinet
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Rear of Output cabinet	Harris MW-50 removed from service	Harris MW-50 removed from service
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L-R Vic, Roy, Chris and Jim checking modulation	L-R Roy, Chris and Vic adjusting power	PA cabinet operating -- Green LEDs indicate active modules
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PA modulation encoder	Transmitter Controls with dual exciters above	1939 Westinghouse transmitter
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1939 Westinghouse transmitter	Tube from 1939 Westinghouse transmitter	Controls for 1939 Westinghouse transmitter
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Induction Regulator for 1939 Westinghouse transmitter	KDKA audio and remote control