you can also do what I do, place the power supply on the floor under the desk... when the noise got to be too much I just moved it and freed up some desk space too.
just be sur eyou don't have shag carpeting as the power supply does need to breathe a bit
73 kb7nla
On Feb 12, 2011, at 7:08 PM, tom behler wrote:
> Don:
>
> You shouldn't have to take the top cover off; just slide the little piece
> of cardboard or Braille paper in between the top cover and front panel, and
> you should be fine. Leave enough of the cardboard exposed so you can pull
> it out if you ever have to.
>
> Regarding other power supplies that don't have this problem, I'll defer to
> others on the list.
>
> To me, this is a very minor problem with the Astrons that is not enough to
> make me want to switch supplies, but I know that boils down to personal
> preferences and tolerance levels.
>
> 73 from Tom Behler: KB8TYJ
>
> ----- Original Message -----
> From: "Don Risavy, Jr. NR4DR" <[log in to unmask]>
> To: <[log in to unmask]>
> Sent: Saturday, February 12, 2011 6:40 PM
> Subject: Re: Finally Found Ground Connection on RS35 Power Supply
>
>
> Ok so removed the top cover and stick a piece of cardboard or may be some
> think Braille paper and close it or does it need to go down the sides as the
> sound goes down slightly when something is stuck on top of it; but, still
> can hear the low sound that gets on your nerves after a while and makes me
> want to turn the power supply off and the radio too after a while of
> listening to that.
>
> Wondered if there are other power supplies out there that don't do this that
> are the same size?
>
> Tnx cul 73
>
>
> -----Original Message-----
> From: For blind ham radio operators [mailto:[log in to unmask]]
> On Behalf Of tom behler
> Sent: Saturday, February 12, 2011 4:19 PM
> To: [log in to unmask]
> Subject: Re: Finally Found Ground Connection on RS35 Power Supply
>
> Don:
>
> My Astron used to vibrate when turned on, so I stuck a thin piece of
> cardboard between the side panel and the top cover, and the vibration
> stopped.
>
> Apparently, this is a problem with Astron supplies.
>
> 73 from Tom Behler: KB8TYJ
>
> ----- Original Message -----
> From: "Don Risavy, Jr. NR4DR" <[log in to unmask]>
> To: <[log in to unmask]>
> Sent: Saturday, February 12, 2011 2:42 PM
> Subject: Re: Finally Found Ground Connection on RS35 Power Supply
>
>
> How can you make these power supplies or this one as have it too quieter
> when turned on as doesn't affect the operations of the power supply just
> annoying when have it on and sitting there listening to or monitoring the
> radio.
>
> Tnx cul 73 nr4dr
>
>
> -----Original Message-----
> From: For blind ham radio operators [mailto:[log in to unmask]]
> On Behalf Of tom behler
> Sent: Saturday, February 12, 2011 1:13 PM
> To: [log in to unmask]
> Subject: Finally Found Ground Connection on RS35 Power Supply
>
> Hi, all.
>
> Well, I made and have now connected the grounding cable for my RS35 Astron
> power supply, as a way of further minimizing the chances of Rf creating
> problems for my set-up.
>
> And, I want to thank John (N1UMJ) for his description that actually helped
> me find the ground connection on the RS35.
>
> I'll paste his description below, for anyone else who might be searching for
>
> it someday.
>
> As John says, it's very hard to find, unless you know exactly what you are
> looking for.
>
> Thanks, John.
>
> 73 from Tom Behler: KB8TYJ
>
> Here's John's description:
>
> On mine, it was underneath, pretty close to the power cord, under the power
> supply, it looked like a double nut with a star washer between the 2 nuts,
> it was very close to the little rubber or plastic foot that keeps it from
> sitting right on the desk. I never used it but I remember it was there, very
> close to that foot. You had to really be looking for it or you'd think it
> was
> just another bolt.
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