The Western Electric 5KW AM transmitter at KFRC, San Francisco in 1938. This was the first installation of this new transmitter on the Pacific Coast. At the time, the station was owned by the Don Lee Broadcasting System. A sister transmitter was installed at KHJ, Los Angles, also of the Don Lee System.

Dorrough produces a variety of digital audio meters, video meters, surround sound meters, and audio and video test products.
One year warranty is standard on all Dorrough products.
The company is located at 5221 Collier Place, Woodland Hills, California 91364 • Telephone (818) 998-2824. Fax: (818) 998-1507. Email: dorroughel@aol.com