[GreenKeys] Looking for a stand-alone Loop Power Supply

[Don Cunningham]

David,
Find an old ST-6 RTTY converter or the likes.  All that, including the 
"motor relay with autostart" will be built in!!  They can usually be found 
for $50 or less.
73,
Don, WB5HAK
----- Original Message ----- 
From: "David Effa" <wd9itr at arrl.net>
To: <greenkeys at mailman.qth.net>
Sent: Saturday, June 28, 2008 2:26 PM
Subject: [GreenKeys] Looking for a stand-alone Loop Power Supply


> Hi Greenkeys,
>
> I am looking for a stand-alone Loop Power Supply that can convert
> RS-232 or MIL-188-114 signals into high voltage current loop signals.
> I would also like it to have a motor relay with auto-start
> functionality.  Commercially on the web I found the HAL Comm. sells
> the LP1200A which fits the bill perfectly.  I did e-Mail HAL to see if
> they had or could part with an old demo or other such type units unit
> at low cost, but I had no reply.  But I did not expect one either.  I
> know they just deal with commercial entities and in large quantities
> of units.  I have not seen anything like this show up under eBay or
> found any kits that I could build.  I do not have many tools so
> building a chassis for a kit board would be a problem.
>
> Thanks,
>
> Dave, WD9ITR
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> GreenKeys at mailman.qth.net
> http://mailman.qth.net/mailman/listinfo/greenkeys
>


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