[SADXA] Lightning Bit Me

[Wes (N7WS)]

Glad it worked out.

On 8/31/2015 4:53 PM, WD7F - John wrote:
> Wes, thanks a bunch.  It was a bit different in that the spacing where it
> screws to the filter caps is a bit narrower.  I jury rigged that.  Then the
> driver transistor on mine was on the main chassis.  The one you gave me had
> that transistor on the regulator board.  That was good.  Anyway, I have it
> up and running at 3/4 power.  I managed to find 4  3771's in my junk and
> scrounged one from K7IOU.  The rest were smoked.  Ordered new ones on the
> web.  Ain't paying $8.00 to Elliots.
>
> I appreciate the help.
> John
>
>
> -----Original Message-----
> From: SADXA [mailto:sadxa-bounces at mailman.qth.net] On Behalf Of Wes (N7WS)
> Sent: Sunday, August 30, 2015 1:52 PM
> To: sadxa at mailman.qth.net
> Subject: Re: [SADXA] Lightning Bit Me
>
> On 8/30/2015 11:34 AM, WD7F - John wrote:
>> Oh, yeah, my Astron 35M is out.  Makes a nice thump when you turn it
>> on, but no voltage.  Anyone good at repairing them or have one for
>> sale?
> They're pretty straightforward power supplies.  I converted one to a "smart"
>
> battery charger.  So I removed the regulator circuit board and basically
> just used the raw DC and pass transistors with a new charge controller
> board.  I have the old regulator board that you are welcome to.
>
> Since the fuse isn't blown, you probably have some DC and just need the
> lower power (and more sensitive) electronics.
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