Gene,
Can you monitor the power supply line output directly AT the load, that, in
your case is the 405 and the 250..? Use a good old fashioned ANALOG meter
and watch BOTH of the indications closely while keying the rig... It seems
to me to be a power supply problem.
73, Larry - W1GOR
----- Original Message -----
From: <genewill@ordata.com>
To: <tentec@contesting.com>
Sent: Sunday, April 06, 2003 10:32 AM
Subject: [TenTec] Dimming of 405 meter lights
> My 405 amp is powered by a Model 250, which contains two power supplies --
> an 8A and 1.5A, separate, each regulated and fused, but using the same
> transformer. Both meters (which are *very* bright) dim with keying.
>
> Could 405 users comment, please, on whether or not this is common, and if
> you modified the PS or changed to another PS. I'm getting a separate
> supply for the Argonaut, so maybe that will clear it up. Kinda hard, tho,
> to test by removing power from the exciter.
>
> TU any help! 73 Gene N7YW
>
>
> _______________________________________________
> TenTec mailing list
> TenTec@contesting.com
> http://lists.contesting.com/mailman/listinfo/tentec
|