on 3/30/06 4:51 PM US/Central, David Lennick at [log in to unmask] wrote:

> One thing I'd add to this (which is interesting..I'd never seen anything
> about allowing them to cool for 12 hours)

Actually in 1999 an engineer at Quantegy asked that I advise website
visitors that the cooldown period should be 24 hours:

> allow them to cool to the control room environment for 24 hours prior to
> working with the tapes. This allows the tapes to cool, relieves pack stresses,
> gives the binders time to re-adhere to the base film, and allows residual
> lubricants deep in the layers of the tape to exude to the surface to make the
> tapes runnable.

It's at

Parker Dinkins
MasterDigital Corporation
CD Mastering + Audio Restoration