[AMRadio] Automated Ole Buzzards?

Jim Wilhite w5jo at brightok.net
Mon Aug 18 13:12:28 EDT 2008

On the Schaffer system some were sub audible and some were in the 
high (read out of band) tones.  Most were sub audible though.


----- Original Message ----- 
From: "Bob Peters"

> Hay Jim those are known as SUB Audible tones...When I worked for 
> MUZAK every
> city had six SCULLY decks and a controller to run the music,,, It 
> would
> switch from deck to deck so that the same music would never be 
> played in the
> same sequence. All with sub audible tones. Was my job to change 
> tapes one
> day a week and clean and replace heads when needed until Sat came 
> in around
> 1981.
> Now even the SCA has gone away. I have one dealer that still uses 
> SCA in Mo.
> Bob W1PE

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