[TowerTalk] Question on Lightning Protection Devices, Polyphaser, etc.

Steve Norris w5ki at aol.com
Fri Sep 11 07:09:01 PDT 2009


Thanks to inputs from Gary and Stan (and any future).  Both replies made 
immediate sense to this older brain.  Seeing the size of series capacitance 
in remote antenna switches to handle a KW on HF, I could relate.
Steve, W5KI

----- Original Message ----- 
From: "Gary Schafer" <garyschafer at comcast.net>
Subject: RE: [TowerTalk] Question on Lightning Protection Devices, 
Polyphaser,etc.


> Probably not usable out of the design range. The Polyphaser devices have a
> series capacitor in them. On UHF it is a rather small capacitor and I 
> don't
> think it is large enough for HF to pass.
>
> The higher the frequency the lower the power rating on them also. 
> Different
> gas tubes for different frequency ranges.
>
> 73
> Gary  K4FMX

>> From:  W5KI
>> Subject: Question on Lightning Protection Devices, Polyphaser,etc.
>>
>> Have two general questions/assumptions on use of polyphaser devices at
>> frequencies OTHER than the design bands. ...
>>
>> Steve, W5KI
>>
>> _______________________________________________



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