The Alpage AL-300 was a cassette deck introduced in 1980 by the Alpine Electronics Inc. which is, in turn, a member of the Alps Electric Group. The Alpage AL-300 was a top-of-the-line model, one of the best 3-head cassette decks on the market. The AL-300 has a 3-head design with Closed Loop Dual Capstan drive mechanism. The AL-300 was designed for use with metal tape (and CrO2, FeCr, Normal) with independent Dolby calibration for left and right channels and also independent BIAS adjustment...