Should there be persistent or annoying noises (other than tube noises or atmospheric static) present in reception, and disappearing when the antenna and ground are disconnected, a thorough investigation of electrical machinery in the neighborhood is advised, or the matter should be taken up with the local electric power company. Occasionally noise will be caused by poor contact of an electric light bulb or a poor connection somewhere in the house wiring fixtures; the remedy for this is obvious.
Squealing noises in reception may be caused by the operation of, an old-style receiver of the regenerative type in a nearby house, since this type of receiver acts as a transmitter and sends these squeals into the air. Atwater Kent receivers are so designed that they do not squeal or radiate and, therefore, do not cause this annoyance.
A continuous whistle on a certain dial setting is due to a “heterodyne” caused by two stations broadcasting on the same wave length or very nearly the same. The cause of this condition should eventually be eliminated by Government regulations.
If for some reason your set should cease to function, we suggest the following procedure:
Atwater Kent tuned radio frequency receivers are licensed