Chief Engineer Bowman, on the left consulted by Engineer Taschner at the maintenance facilities for CBS Radio station KNX located in Hollywood. Equipment shown: portable amplifier-mixer and power supply, beat-frequency audio oscillator, vacuum tube voltmeter, and cathode ray oscillascope.
CBS Columbia Square (Los Angeles, Calif.) Columbia Broadcasting System, inc KNX (Radio station : Los Angeles, Calif.) Radio stations--California--Los Angeles Television stations--California--Los Angeles Hollywood (Los Angeles, Calif.)
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