Nothing to do with ground reflection but...

Shunt matching capacitor to raise feed point impedance. But do you need it
in your installation?

I used to use a BC variable cap hooked up to a throttle cable so I could
fine tune my Hamsticks, Yes it made a difference although I never gave it a
Buck Rogers name.

"John Smith" wrote in message
...
SUPERSKYHOOK N8WWM wrote:
These REALLY Improve mobile antenna transmission by making your antenna
an
actual ground plane!

Fits at the bottom of standard 3/8" stud mount antennas


http://cgi.ebay.com/Mobile-Antenna-R...3286.m14.l1318



Oh yeah, turn an antenna into a real skyburner!

Maybe as a top hat for VHF--if it weren't so darn heavy ...

Regards,
JS