[78-L] the 'deadest' consumer audio formats?

Royal Pemberton ampex354 at gmail.com
Sat May 14 10:56:37 PDT 2011

Actually the mono cartridges are two track, one for audio, the other for
control (cue tones).  Stereo carts are three track, two for audio, one for
control.  The design came from the old Fidelipac/Mad Man Muntz 4 track
cartridges in the 1960s.

On Sat, May 14, 2011 at 6:49 PM, agp <agp2176 at verizon.net> wrote:

> I'm curious -- do radio stations still use tape cartridges. At all 3
> stations I use to work at in the 70s and 80s these were out vehicle
> for commercials and some records. They are kind of like 8 tracks, but
> had no pinch roller. Ours were mono, but I am sure that two track
> stere versions existed.
> T
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