Would you consider buying a used luxury car just to play your old Backstreet Boys tapes? That might actually be the most economical way to do it.
The head of an old tape deck can be wired to the audio output of the Bluetooth module and then put back in place in the housing in place of the old tape. With the cassette casing reassembled ...
[Matsound] has made a tape delay using an old tape deck and regular cassette tapes. The core of the build is a portable 3-head cassette recorder, in this case a Marantz PMD430. The circuit has bee ...