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The author is president of Omnia Audio in Cleveland. The FM stereo transmission system employed in worldwide broadcasting has been in place since 1961. The rules governing stereophonic performance ...

A casual understanding of how AM radio works is pretty easy to come by, and standard FM is only a little more complicated. Things can go off the tracks a bit with stereo FM, though — figuring out how ...

Testing FM receivers is not that much different than testing other pieces of audio equipment. Appropriate tests include the big six: level, frequency response, THD+N, phase, interchannel crosstalk, ...

My partner and I just bought a car, against my better logic as a New Yorker. It's this glorious old Volvo station wagon: Buying a 13-year-old car means buying a 13-year-old car stereo, as I recently ...