Subject: | |
From: | |
Reply To: | |
Date: | Mon, 7 Mar 2011 22:05:32 -0700 |
Content-Type: | text/plain |
Parts/Attachments: |
|
|
yeh, just jumper around the switch or just splice the wires right around the
switch...it'll go forever that way until something else more important blows
hi.
I never use the switch here...PS stays on all the time.
73
Colin, V A6BKX
----- Original Message -----
From: "Steve Forst" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Monday, March 07, 2011 7:30 PM
Subject: Re: another astron power supply story
> Lou,
>
> I remember reading something like this a number of years ago. The guy
> who had the problem claimed it was related to the fact that it is a
> lighted switch, but who knows.
>
> Nice to have a spare supply on hand.
>
> 73, Steve KW3A
>
> On 3/7/2011 8:58 PM, Lou Kolb wrote:
>> As long as we're discussing power supply issues, i've just had an
>> experience
>> I never expected. My RM-35 from Astron failed and, oddly, the problem
>> seemed to be in the switch. You'd think it would be somewhere farther
>> along
>> in the circuit. I was on cw and started to hear an odd sound every time
>> the
>> transmitter in the k3 keyed. Like an arcing but different in that it
>> wasn't
>> a snappy sound. At first, I thought it was the rig but then the
>> transformer
>> in the supply started to jump occasionally, as it does when you first
>> turn
>> the supply on. When I started to smell smoke right after that, I hastily
>> signed and reached up to turn off the supply but the switch wouldn't
>> throw.
>> it moved a bit but was actually fused in place. Later, when I came back
>> down to the shack it had cooled down and was very firmly fused in place.
>> I
>> had another, older Astron on the shelf so I hooked it up and was back on
>> the
>> air the next night. I haven't taken the cover off of the stricken supply
>> yet but it oughta be interesting. It's not a complicated device so I
>> expect
>> to be able to fix it. Anyone else have a similar experience? Lou
>> WA3MIX
>>
|
|
|