>In order of narrow to wide differences there are: 1) Ampex, 2) NAB and 3)
>Euro standard widths. If you use a narrower playback head than the
>recorded track width, you will experience the "fringing effect" which is a
>low frequency boost below 100Hz.

And a wider playback head than the recorded track will increase tape hiss
from the portion of the tape it's reading that is random magnetization (or
worse, unerased material from a wider track format).

David Bradley - Webmaster - Official Klaatu Home Page, [log in to unmask]

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Carpe Ductum - (seize the tape)

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