[TenTec] circuit breaker info

Mark Erbaugh mark at microenh.com
Fri Feb 6 09:36:04 EST 2004


Mike,

Someone else has given you info on the AirPax magnetic breakers which is
what TT used to sell.  However, depending on your radio, it may have
protection built in.

I have an Omni VI that I run from a 35 Amp Astron supply. Outboard, I use an
LDG AT-11MP automatic antenna tuner.  Sometimes, as it's seeking for a
match, the tuner will try a combination that results briefly in a high SWR.
If I forget to reduce the Omni VI power output before doing the tune, this
high SWR has caused the Omni VI to trip out on high current.  I used to have
the recommended Airpax breaker inline and it never tripped, it was always
the overcurrent protection in the rig.

OTOH, my Pegasus does not have such internal protect, and I use the Airpax
on it.

73,
Mark

----- Original Message ----- 
From: "Barbara Maloney" <ac5p at sbcglobal.net>
To: "ten tec list" <tentec at contesting.com>
Sent: Friday, February 06, 2004 8:33 AM
Subject: [TenTec] circuit breaker info


> Can someone tell me the catalog no. of subject used for high speed
protection of 100 watt TT rigs when used with other high current or
automotive power sources?  I am guessing this would be near instantaneous
tripping for currents exceeding 20A.
>
> Anyone have a spare they would sell?
>
> 73, Mike, AC5P
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