Is there any monetary value to a 7-inch reel tape recorder from the early 1970s that can record sound on sound? - Quora

Are some tape based systems considered hi-fi? : r/audiophile

How should I go about recording digital audio (music) on a minisette-20 cassette recorder? - Quora

Audio

R2R decks: a guide to buying – Dave Denyer: The Reel-to-Reel Rambler

How were cassette tapes recorded commercially? - Quora

The Merrill Audio PURE Tape Head Preamp

Preservation Self-Assessment Program (PSAP)

What is the best reel-to-reel tape recorder? - Quora

What is the best tape recorder in terms of quality? - Quora