Parker Dinkins wrote:
> on 2/19/07 6:50 AM US/Central, Jerry Hartke at [log in to unmask] wrote:
>> DAT and 8 mm tapes use in-contact helical scan heads that actually deform
>> the tape and penetrate the plane of the tape. This can cause excessive tape
>> wear. Build-up of the residue on the head can result in a redeposit of the
>> previously-removed coating, scratching the tape. Powerful error correction
>> built into the formats usually recover the information, but there is a
>> significant risk for the archivist.
> Yes, and leaving a machine in pause at one location can eventually cause
> significant problems. BBC DATs were often accompanied by error printouts;
> some DAT machines have playback condition warning lamps.
The 3700 had an easy way to read the error count. I haven't found this on any
other machine..anyone know if the Tascam DA-20 or DA-30 can indicate error rates?
> on 2/19/07 6:11 AM US/Central, Tom Fine at [log in to unmask]
>> Don't you think that, no matter what the problems or challenges, one with a
>> collection of valuable material on DATs should transfer the material sooner
>> rather than later, whether or not the DATs may or may not have whatever
>> alleged shelf life?
> Yes, absolutely. But I wonder how many have blamed the DAT format in general
> when it's often only an issue of selecting the correct DAT player.