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Articles by BARHOF

KPO's original transmitter tower (Photo)
History

KPO Flat-Top Transmitter Antenna – Belmont, Calif. (1930s)

13 August 2014 BARHOF 0

KPO Radio Transmitter Site Belmont, California Circa 1930s [Go to Index of Articles] [Return to Photo Archive] [Return to Home Page] All articles copyright © 1997-2006 by John F. Schneider. All rights reserved. Reprinted with the generous […]

Images

KPO Radio Transmitter Cooling Pond Belmont, California Undated Photo

13 August 2014 BARHOF 0

Night-time photo of the transmitter cooling pond in operation. In the foreground at left is the garage. The illuminated tower in the distance and the feed line supports belong to KGEI (General Electric’s adjoining shortwave […]

Images

KPO Radio, San Francisco Inspecting A Tube For The Big 50 KW KPO Transmitter 1936

13 August 2014 BARHOF 0

In this photo, dated December 15, 1936, A. H. Saxton, NBC Western Division Engineer, explains the workings of one of the KPO transmitter tubes to Alice Tyler of the NBC Plant Department. The water-cooled final […]

Images

NBC Radio Final Wiring Check Circa 1942

13 August 2014 BARHOF 0

NBC Radio, San Francisco Engineers Checking the Final Wiring, Just Before the Opening of Radio City Circa 1942.

Images

Radio Station KPO 50 KW G.E. Transmitter Belmont, California 1933

13 August 2014 BARHOF 1

KPO’s 50 KW transmitter, model RT-152-G, was custom-built by General Electric on contract to N.B.C. The contract also included the construction of the transmitter building, cooling pond and antenna system. The driver section of the […]

Images

KPO 50kW Transmitter Building Belmont, California 1933

13 August 2014 BARHOF 0

The KPO transmitter building was built under contract to NBC by General Electric in 1932, along with the transmitter itself. First Floor: In the main room were located the filament and bias motor generator sets, their […]

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