Parasitic draw
Both speakers in rv are emitting a low volume high pitched squeal even after disconnecting the start battery. It seems to vary in intensity at times. Before I begin to trouble shoot looking for sugges...
Forum Discussion
sound from speakers happens periodically. Have a bayonet switch on start battery to avoid parasitic drain so all power should be off in dash radio system. Tried turning off main power to converter and sound continued from speakers. Measured speaker power draw and its .002 volts. Not a major concern but it sort of does drive me a bit crazy seeking the source.
