[Amps] which HV connector to use?

RICHARD SOLOMON w1ksz at q.com
Tue Jan 12 20:37:33 PST 2010


You can use the MHV type coax connector. Looks like a BNC on steroids.
I used them to power an IR Image Converter that required 8 kVDC many 
moons ago.

73, Dick, W1KSZ

> Date: Tue, 12 Jan 2010 20:17:40 -0800
> From: audioguy at charter.net
> CC: Amps at contesting.com
> Subject: Re: [Amps] which HV connector to use?
> 
> Assuming one doesn't insist on using the Millen connectors, what's a 
> good alternative?
> 
> Someone mentioned RG-214 a few pages back but having been there, done 
> that and arced most of the common connectors I'm not thrilled with that 
> one either.
> 
> Perhaps the moral is to always build integrated. (and buy bigger desks...)
> 
> 73,
> Jim, N7CXI
> 
> Phil Clements wrote:
> > 
> >  
> >> The Millen has a known history of flashing to a metal mounting at 5Kv once
> >> they have absorbed sufficient moisture even in clean holes. I quit selling
> >> them due to failures and complaints.
> >>
> >> Carl
> >> KM1H
> > 
> > Amen, Carl. If one insists upon using the Millen red and blacks, I suggest
> > my method of punching a one and 1/4 inch round hole in the chassis, mounting
> > a 2 X 2 X 1/2 inch piece of Plexiglas behind the hole, and installing the
> > connector in the center of the round hole backed up by the Plexiglas. I have
> > used this successfully on 6 KV supplies with no problems. I would never use
> > the Millen connectors without the plastic backing at voltages over 3 KV.
> > There is a yellow Millen connector that absorbs moisture worse than the red
> > and black!
> > 
> > (((73)))
> > Phil, K5PC
> > 
> > 
> > 
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