[TowerTalk] Lightning protection grounding

[Bill Hinkle]

I have a sloper for 75 Meters on a 54 foot crank-up, plays real well. The
best I can get the SWR is about 1.8 to 1.9 to 1. I have 174 worked and
159 confirmed. Wonder what radials would do for it? Don't have any now. 


73, Bill, KB3AUG

On Mon, 12 Apr 1999 11:21:58 -0400 "Dick Green" <dick.green@valley.net>
writes:
>
>>      Don't forget that a crank-up has cables connecting all the 
>sections.
>> It's one big lump of steel as far as being a conductor is 
>concerned.
>
>Yes, but I'd be concerned that the sections are electrically bonded 
>only via
>the contact area between the steel cables and pulleys. Wouldn't
>dirt/lubricant on the cable and in the pulley grooves tend to make 
>that
>contact unreliable? I've seen recommendations on bonding crankup 
>tower
>sections together for the purposes of improving lightning protection, 
>but
>always felt that was not really feasible.
>
>Has anyone out there had success or problems shunt-feeding crankups on 
>160M?
>
>73, Dick, WC1M
>
>
>
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