In Reply to: RE: That's really good-sounding tape posted by mcgjohn@yahoo.com on October 31, 2017 at 09:22:50:
Type 631 is 1.5mil voice-grade tape (185 nW/m) and 632 is LNHO duplicating tape (whatever that is), also 185 nW/m. This from the Ampex tape list compiled by Scott Dorsey.
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Follow Ups
- Regarding those Ampex tapes - Dave Pogue 09:51:23 10/31/17 (0)