[BC] Ground system
Robert Meuser
robertm at nyc.rr.com
Fri Feb 10 16:23:51 CST 2012
One point to consider is mechanical integrity. Anyone experienced with
counterpoise systems are aware of problem with ice and wind. I worked on
a project where the counterpoise consisted of one inch pipe just to
avoid weather issues. I firmly believe that grounds should be
underground unless it is otherwise impossible or a counterpoise is required.
On 2/10/12 4:57 PM, Craig Healy wrote:
> That is done on the 640 station in Philadelphia, from what I'm told.
> One issue is significant voltage at the end and the fact that the
> radials are quite bandwidth-specific. Would it be better to use six
> elevated radials, but connect pairs at the ends so there are three
> sets of more broadband versions? Picture the dipole antennas used for
> VHF and UHF that are essentially triangular. An effectively wide
> radial may be better.
> Craig Healy Providence, RI
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