Re: [TenTec] Airpax Breaker Part and Source

[Bwana Bob <wb2vuf@verizon.net>]

No, not the crowbar, which is used for overvoltage protection, but the 
current sense circuit.
            Bob WB2VUF

On 1/2/2011 3:31 PM, nl7vl wrote:
> > The question is, how fast does a fuse or circuit breaker have to be
> > to protect the final transistors?  It may be better to build an
> > outboard circuit that duplicates the over-current circuit inside the
> > Ten-Tec power supplies.  I've tripped the power supply for my Corsair
> > many times without damage.
> So what you are getting at is recreating the crowbar circuit to trip
> things just like the AC supplies do? (At least that's what the Century
> 21 does off the top of my head.)