[TenTec] 9420 manual

[David Warnick]

Yep, had t5he same problem many years ago. Found a replacement, but think I also had to wire for 240V permanent
Dave
WA3F

> On May 31, 2019 at 1:51 AM Perry Ballinger <w8au at sssnet.com> wrote:
> 
> 
> To Gary and group:
> My TT 9420 developed a problem of not energizing when the xcvr (Paragon) 
> was turned on.
> Problem was the 15 Volt "keep alive" circuit had failed.  The small 
> transformer feeding this
> circuit went open and the current TT folks have no replacements. There 
> is no such xfmr
> in anyone's catalog.
> Had to configure a small multi-tap xfmr I had in my stash and hardwire 
> it in for 240 VAC
> input.   Result is that my 9420 is permanently wired for 240 V.
> 
> Wonder if anyone else had this xfmr failure?
> 
> Perry   w8au
> 
> 
> On 5/31/2019 12:30 AM, Ken Brown wrote:
> > Looked in My Hercules II book and found a complete manual for the 9420
> > power supply. If you still haven't found the information you need I can
> > probably help you..
> >
> > On Wed, May 29, 2019 at 4:10 PM Ken Brown <kenradiobrown at gmail.com> wrote:
> >
> >> I have a schematic for my 9420. Not sure if I have more than a schematic.
> >> It is in the Hercules II manual. That may be the place to look for info on
> >> the 9420. I'll take a look at mine and tell you more details.
> >>
> >> DE N6KB
> >>
> >> On Wed, May 29, 2019 at 12:50 PM Gary Hendricks <k4mt1950 at charter.net>
> >> wrote:
> >>
> >>> I dont know why I am having problems finding a manual for the 9420
> >>> power supply. I must be searching for the wrong thing.
> >>> Where can I get the manual?
> >>> Thanks
> >>> Gary K4MT
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