The Marantz Professional PMD-300CP cassette deck has been improved with new mechanisms and motors, but it's still a quirky, low-budget design. It's OK if you just want an easy way to transfer your old tapes into MP3 files, but it's far below the quality level that cassette tapes can achieve. This deck is manufactured by Fortex Industrial Ltd. and is sold under various other brand names worldwide, including Auna, Pyle, and Renkforce. I'm pretty sure the improvements I showed apply to all of them, but I can't guarantee it. If you have one of those other decks that was manufactured since 2021, pop the lid and let me know if it matches what I showed in this video. **UPDATE:** The hum in the audio is due to the power switch wiring being routed too close to the tape head. It's an easy fix to move it farther away to eliminate the hum:
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