[AMRadio] Automated Ole Buzzards?


w4wsz w4wsz at embarqmail.com
Mon Aug 18 13:04:11 EDT 2008


Oh Yes....those wonderful 25 cycle tones on the left chan......

----- Original Message ----- 
From: "Bob Peters" <rwpeters at swbell.net>
To: "'Discussion of AM Radio in the Amateur Service'" 
<amradio at mailman.qth.net>
Sent: Monday, August 18, 2008 12:57 PM
Subject: RE: [AMRadio] Automated Ole Buzzards?


> 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
>
> -----Original Message-----
> From: amradio-bounces at mailman.qth.net
> [mailto:amradio-bounces at mailman.qth.net] On Behalf Of Jim Wilhite
> Sent: Monday, August 18, 2008 11:07 AM
> To: Discussion of AM Radio in the Amateur Service
> Subject: Re: [AMRadio] Automated Ole Buzzards?
>
> KOMA in Oklahoma City, a 50 KW R & R station used a Schaffer
> automation system in the 60s.  All the music was on 10" tapes run on
> Ampex playback machines.  The commercials were on carts like these
> and they used the Gates carousels.  They were a maintenance headache
> for sure.
>
> When the engineer took down the main transmitter for maintenance he
> also had to do a lot of head and capstan cleaning.  They used a non
> audible tone to control everything and sometimes there would be a
> musical note that would last long enough to fire the next sequence
> leading to two sound tracks at the same time.  Even today with the
> compute control, I hear that happen.  It was mesmerizing to watch
> that thing in action.  Two complete systems, one for operation and
> one for back up.
>
> Jim/W5JO
>
>
> ----- Original Message ----- 
> From: "Todd, KA1KAQ"
>
>
>> On Mon, Aug 18, 2008 at 11:05 AM, Robert Nickels
>> <w9ran at oneradio.net> wrote:
>>> Here's everything you'd ever need to achieve AM Immortality -
>>> just program
>>> it to turn on the receiver once in a while, otherwise there
>>> should be enough
>>> capacity here to keep your AM station ole buzzarding long after
>>> your key has
>>> become silent ;-)
>>
>> Ugh.....maintenance nightmare, migraine alert! Was just discussing
>> these beasts recently with a list member. Yes - they look much
>> cooler
>> than they [reliably] worked!
>>
>> Jack K9ACT actually built a nifty little loop system for calling
>> CQ a
>> year or so back. Works pretty well. Don K4KYV followed suit
>> sometime
>> after. That's as much automation as I'd ever want to have in my
>> station. And those rotary 8-Track-looking beasts are the reason.
>> There
>> has to be some audio evidence out there of one going berserk on
>> the
>> air. Makes HAL seem like a pre-schooler.
>>
>> No sleep tonight, the carousel nightmare is sure to return. Thanks
>> Bob. Thanks a lot.
>>
>> ~ Todd,  KA1KAQ  (o:
>
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