<p>A cassette tape recorder for cooperation with both an analog compact cassette (10) and a digital compact cassette (11) with a dust-protection-cover (9) comprises a dust-protection-cover slide arm (4; 104) and a tape discrimination piece (5; 105). A slide link (6; 106) is with one end provided on the slide arm (4; 104) and is constructed to be pivotable in a direction (D) of movement of the cassette tape (10, 11) to allow the slide arm to open the dust-protection-cover (9). <IMAGE></p>
