[vcf-midatlantic] Zilog System 8000
Oliver Lehmann
oliver at freebsd.org
Tue Nov 17 12:38:30 EST 2015
Hi Herb,
Herb Johnson via vcf-midatlantic
<vcf-midatlantic at lists.vintagecomputerfederation.org> wrote:
> Keep in mind: it's the metal drive roller which determines tape
> speed, not the roller.
This is exactly why I know as well. It is just there to get the "speed
on the tape" but it is not mission critical to get the dimensions 100%
correct.
Remember - the capstan dimensions change over time anyway because the
material will be constantly removed during operating the tape. This is
a normal process. IF the capstan dimensions would be vital for the
correct function of the tape drive, it would have been unable to read
the times not far after it was shipped - probably.
So getting the capstan "as far as possible in the same size" should be
enough... I had trouble opening the motor so chaning the bronze part
with the capstan in a whole might be problematic - but maybe I was
just lacking the right tools.
It also came to my mind to look for old VCRs and see if they have
fitting capstans but didn't got that far....
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