[SixClub] radiation storm in progress
donroden at hiwaay.net
donroden at hiwaay.net
Mon Jan 23 19:12:21 EST 2012
I've got the resistors if you will ride the bosun's chair.
:-)
Don W4DNR
Quoting Eric <esuitter at nctv.com>:
> Sounds like you need some type of bleeder resistance across your johnny
> balls to allow the static buildup to discharge to ground.
> Eric N7XCF
>
> On 1/23/2012 2:19 PM, donroden at hiwaay.net wrote:
>> I'm fighting a static problem on a 330 foot broadcast tower.
>>
>> When the humidity get below 20%, and the wind is blowing, all the
>> johnny balls that break up the guy wires arc over and take out $$$
>> FETs in the output stage.
>>
>> We estimate close to half million volts required to arc over.
>>
>>
>> Don W4DNR
>>
>>
>>
>>
>> Quoting "qrv at kd4e.com"<qrv at kd4e.com>:
>>
>>> Any cause to think that tall verticals, longwire and long dipoles,
>>> may be more-vulnerable to static surges ... and perhaps should be
>>> disconnected?
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