No. They vary. You could probably fiddle with the transformer mounting or
something. I find that the covers make a difference as to pressure on them,
etc. The toothpick thing works usually.
Chuck, KE9UW
> -----Original Message-----
> From: tentec-bounces@contesting.com
> [mailto:tentec-bounces@contesting.com]On Behalf Of Phil Chambley, Sr.
> Sent: Wednesday, November 03, 2004 13:37 PM
> To: tentec@contesting.com
> Subject: Re: [TenTec] Quite PWR SUPPLY?
>
>
> Hey Steve....
>
> Are they all sitting on the same table? Maybe it's the acoustics of the
> table or desk. I'd pick one of 'em up and see if it still hums.
>
> Phil
> ----- Original Message -----
> From: "n4lq" <n4lq@iglou.com>
> To: <tentec@contesting.com>
> Sent: Wednesday, November 03, 2004 12:52 PM
> Subject: [TenTec] Quite PWR SUPPLY?
>
>
> > I hate electronic stuff with fans in them and my Astron supplies both
> > have bothersome HUMS. I want a power supply that makes NO noise. No hum,
> > no fan, just 20-25 amps of 13.8vdc. Any suggestions? Oh yes BTW, I have
> > a TT 262 supply that hums too! Not loud but still, I can hear it. I want
> > silence.
> >
> > Steve N4LQ
>
---
Outgoing mail is certified Virus Free.
Checked by AVG anti-virus system (http://www.grisoft.com).
Version: 6.0.782 / Virus Database: 528 - Release Date: 10/22/2004
_______________________________________________
TenTec mailing list
TenTec@contesting.com
http://lists.contesting.com/mailman/listinfo/tentec
|