[NLRS] Bad BNC Jacks???

Brent Casavant b.j.casavant at ieee.org
Fri Jan 2 14:51:25 EST 2009


On Fri, 2 Jan 2009, Scott wrote:

> It appears I've been bitten by another bad BNC jack.  This time on my W1GHZ
> 222 transverter.  It exhibits the same problem as the one I replaced on my
> DEMI 10 GHz unit.  If I wiggle the coax connector body side to side, the
> transverter output power drops to a low level.  This makes me think there is
> some issue making contact between center pins.  Are the center pin diameters
> different size between 50 ohm and 75 ohm connectors?  I would suspect they
> would be.  I am about ready to give up on BNC connctors.  I suppose N
> connectors would be the logical choice?  Anybody else run into this problem?
> Input?

I'm not sure if this is applicable to your case, but in my experience
BNC jacks have a fairly limited number of insertions before the jack
goes bad.

We used BNC connectors at my church for some wireless receivers, and
for many years had a need to set up and tear down the equipment 1-2
times each week.  We found that we needed to replace the BNC jacks
2-4 times per year.

Brent

-- 
Brent Casavant		Dance like everybody should be watching.
www.angeltread.org
KD5EMB, EN34lv


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