[Elecraft] ARR P50VDG Problems

[Pete Lascell]

Are you powering the ARR amp from the K3 or external PS?

My ARR pre-amp works fine - it is powered from external power, not from the 
K3 accessory power.

Pete, W4WWQ
.


----- Original Message ----- 
From: "Chad Wasinger" <chadwasinger at outlook.com>
To: <elecraft at mailman.qth.net>
Sent: Monday, April 08, 2013 10:11 PM
Subject: [Elecraft] ARR P50VDG Problems


> Hi Group,
>
> Just recently hooked a Advanced Receiver Research P50VDG 6 meter preamp to 
> my primary K3/10. Right off the bat I heard a internal relay start 
> chattering with the preamp on and RX ANT setting engage (of course this is 
> all in receive mode). Turned everything off to re-evaluate connections and 
> setup correct. I then put the K3 into attenuation mode to eliminate some 
> of the gain, no luck.
>
> Consulted with some fellow hams and Elecraft, Elecraft thought the 24 dB 
> of gain might be too much and causing an overload on the front end (and 
> the relay chatter). To make a long story short, I tried the suggestions 
> and still having the same issue. So I took the P50VDG to my secondary 
> K3/10, works like a champ and as I would expect. Now I’m wondering what is 
> different about my primary K3.
>
> Short video of the noise which seems to be produced by the relay chatter: 
> https://vimeo.com/63535627
>
> Anyone experience this or have some suggestions? My primary K3/10 is at my 
> remote station using the K3/0, my secondary is at home and backup.
>
> Chad
> N0YK
>
> ______________________________________________________________
> Elecraft mailing list
> Home: http://mailman.qth.net/mailman/listinfo/elecraft
> Help: http://mailman.qth.net/mmfaq.htm
> Post: mailto:Elecraft at mailman.qth.net
>
> This list hosted by: http://www.qsl.net
> Please help support this email list: http://www.qsl.net/donate.html