[HBR] HBR progress
Bry Carling
bcarling at cfl.rr.com
Tue Apr 3 10:04:31 EDT 2012
The story for me is: use have the wire for bias supplies, even though they aren't carrying much current. Shoulder very carefully and double check wiring is secure!
Bry, AF4K
--
Sent from my android "relatively smart" phone. Please excuse my brevity.
_____________________________________________
From: Chris Howard w0ep <w0ep at w0ep.us>
Sent: Tue Apr 03 09:41:31 EST 2012
To: wrcromwell at gmail.com, HBR Receiver List <hbr at mailman.qth.net>
Subject: Re: [HBR] HBR progress
On 4/3/2012 6:54 AM, Bill Cromwell wrote:
> Hi Chris,
>
> I have gone to building/using/re-using separate power supplies (and
> audio amps). It keeps some of the heat out of the radio. A potential
> source of hum is removed from the radio at the far end of the power
> cable under the bench. The expense and effort of producing a power
> supply for each and every unit is eliminated.
>
> My power supplies are also overbuilt by intent. The one I built for
> operating a single 6146 transmitter can easily run more than two. In
> fact, it melted down a 6146 with no sign of strain at all when the bias
> supply wire broke. Don't spend too much time worrying about your
> "overkill" power supply being outside your receiver.
>
> 73,
>
> Bill KU8H
Hi Bill,
What kind of cord and connectors do you
use to connect your external supply?
Chris
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