On Dec 9, 2:26*am, b wrote:
if neither vcr can pick up the hifi audio properly, that suggests the
tapes were possibly recorded on a misaligned machine or are
deteriorated in some way.You only option here is to try on another
vcr. Like I said, older ones may have more range and be more
forgiving.

Makes sense. Both tapes were probably made on the same machine.

Please explain a bit more about what you mean by "may have more range
and be more
forgiving."