[BC] putting phone calls on the air

Lane Radiolanes Main lane
Sun Sep 17 19:19:45 CDT 2006


----- Original Message ----- 
From: "John E. Hingsbergen" <hingsbje at muohio.edu>
To: "Broadcasters' Mailing List" <broadcast at radiolists.net>
Sent: Sunday, September 17, 2006 7:02 PM
Subject: Re: [BC] putting phone calls on the air


> At 06:16 PM 9/17/2006, you wrote:
> >Barry
> >
> >Your e-mail prompted me to reach about five feet, open a plastic
> >storage container and voila !!! there-in resides a Heathkit hybrid
> >phone patch Model HD-15  (must be hi-definition) .  Traditional
> >Heathkit green with gray top and sides.  Worked many years at one of
> >our flame-throwers.  Still would work for me but phone-patching is
> >pretty much history on ham radio.
>
> This has been a fun and informative thread.  Thanks to all for sharing.
>
> Don't tell the phone cops but I still have in my possession a Western
> Electric rotary dial phone with push-to-talk handset and lift-up
> switch-hook plunger and rotary handset disconnect switch  plus a
> Model 30A audio coupler.
>
> This rig was left behind after a remote broadcast in, I believe, the
> summer of 1971.   It had been left by the phone company as ordered
> for the broadcast and was there waiting when we arrived to set up. (I
> was the very young remote tech for this event.)   After the
> broadcast, we left it where we found it.  A couple days later, I
> stopped by the site to fund it still there and took it into my
> possession for safe-keeping.
>
> A label on the coupler says, "Telephone Company Property: Not for
> Sale."  I never sold.  Never bought it either.  I've just been
> keeping it until the phone company comes by to get it.
>
> It works great still today for grabbing phone "bites" for news
> stories in my basement home studio.   Since it'll work either
> direction, it also works great for sending audio down the line.
>
> This approach, using a dialout line and coupler, was obviously the
> precursor of the more recent remote phone mixers and even POTS
> codecs.  Of course, the remote in which we used it was just a couple
> miles from the station so I'm sure it sounded pretty good, given the
> limited capability of unaltered POTS.
>
>
> John E. Hingsbergen
> Program Director
> npr at 88.5
> WMUB, Oxford
>
> 513-529-5894
> cell:  513-330-2222
>
> visit and listen to WMUB online at:  http://www.wmub.org
Come to think of it...that is how I got a lot of the 111C coils. We always
used 5 kc equalized lines from Illinois Bell. Would check a week or two
later and they were still there....Safe keeping them

Lane



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