[Heathkit] SB-610 solid state conversion

[Bill Kuhn]

Or, toss the HV alltogether and use an LCD panel for display!
 
73 DE NO0OO
 
_________________________________________________
 
Bill Kuhn 
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In God We Trust
 

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From: heathkit-bounces at mailman.qth.net on behalf of manualman at juno.com
Sent: Thu 4/7/2011 2:15 PM
To: heathkit at mailman.qth.net
Subject: Re: [Heathkit] SB-610 solid state conversion



I agree. The power supply in the 610 should be redesigned to use an
off-the-shelf type transformer (for low voltage stuff) and with the use
of a HV-type (AC to DC or DC to DC) cube to supply the HV voltage to the
CRT. The rest of the solid-state redesign diddling is up to your own
imagination.

Pete, wa2cwa

On Thu, 7 Apr 2011 14:53:56 -0400 "Greg Mijal"
<bluebirdtele at embarqmail.com> writes:
> I say go for it OM!
> While your developing your attack plan, I think it would be good for
> you to
> see what can be done to improve the power supply in order to save
> the old
> transformer.  They only exist nowdays in a junker unit and many of
> those
> junkers got that way from transformer suicide.
> As a straight up SB 610, they are a real pain to repair.  Problems
> develop
> way beyond simple rectifier/ filter cap replacement.  As a first
> repair job
> with BA stuff, it's a killer!
> 73's
> Greg
> WA7LYO
> Kinston NC
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