[Heathkit] SB-230 RIP?

[Tom LeClerc]

Hi Mike,

I built mine in 1975 and it is still working!  Great little amp!

I also have spare Eimac 8873 triodes in good condition for it should the
need arise...

73, Tom W1TJL
--
  Tom LeClerc, Amateur Radio Station W1TJL
Contest Station for N1MM, W1TJL, and others
   (past calls WB1CBY, /VE8,XL8,CI8,VO2)
              email: w1tjl at arrl.net
            PC/Network Consulting


On Mon, Mar 16, 2026 at 4:55 PM Mike Jacoby via Heathkit <
heathkit at mailman.qth.net> wrote:

> My loyal Heathkit SB-230 amp failed with an enthusiastic bang and a flash
> recently. I built it in 1976 -- can't complain about the service it gave.
> A couple of parts within blew to bits... R17 (33 ohms, 1 W) and fuse F1.
> Also, the output FETs in my IC-7300 xcvr failed in the event. Dang, I
> didn't expect that.
> Anyway, I'll continue troubleshooting the Heathkit and hope it is
> repairable.
> 73, Mike  N3MA
>
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