--- In [email protected], "Jeff DePolo" <j...@...> wrote:

> 
> c) Although not explictly described in GE's tuning procedures, significant
> improvement in efficiency can be obtained with proper tuning of the
> Z-matcher.  Tuning for 50+j0 at the input to the Z-matcher is NOT
> necessarily the RIGHT match!

Right, GE's instructions on tuning the Z-Matcher in their base stations are not 
correct.  Instructions should instead describe a procedure that reduces current 
draw of the amplifier while simultaneously maintaining or increasing the output 
power.

> 
> d) To charge more.  I'm half-joking on this; I can't say I've statistically
> seen more or less failures on M2 PA's with or without the Z-matcher, so I'll
> give this answer half a smiley:   .-,

If the failures you've seen are in amps with Z-Matchers that were tuned 
following GE's Z-Matcher instructions, that *could* explain why you've given 
half a smiley...  :-)

Laryn K8TVZ

 


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