I bet 240VAC on a long run of 2 conductor junk wire would reduce the critter
population.
Question...how long before an area is cleaned out and is their a racial
memory such as chipmunks have for traps?
Carl
KM1H
----- Original Message -----
From: "Milt -- N5IA" <n5ia@zia-connection.com>
To: "Merv Schweigert" <k9fd@flex.com>; <topband@contesting.com>
Sent: Tuesday, March 13, 2012 5:42 PM
Subject: Re: Topband: Fw: Deterring Critters was:Re: How Good is Good
Enough?
>I echo Merv's comments.
>
> Here in the US Southwest the main chewing culprits are Javelina and Pack
> Rats. Any "normal" coaxial cable of the RG-59 and RG-6 type, "zip" cord,
> or
> house wiring type cable is regularly and consistently chewed and/or cut in
> two by these animals.
>
> I have found two replacements which have solved the problem in my
> installations. For coax, the PE covered and flooded 1/2" CATV hardline
> takes care of the coaxial cable requirement.
>
> For on ground or near ground Beverage wires the Rural "C" wire, as Merv
> and
> others have commented, is NOT bothered by the animals. Another distinct
> advantage to the "C" wire is its strength.
>
> I have a couple of long, phased, on the ground Bevs made of "C" wire. The
> wires are attached at each end with the regular wire holders designed for
> the wire, held in place by the ground rods. I place the ground rod
> "acorn"
> connector above the wire attachment to preclude the attachment slipping
> off.
>
> I put more than 100 lbs. of tension on the wire (yes, it is made to make
> LOOOOONG aerial spans on poles spaced as much as 600' feet apart) which
> keeps the wire tight on the ground. At contest time I walk the Bevs and
> place temporary risers under the "C" wire to make it a normal above ground
> Bev.
>
> This is all in an area which is frequented by grazing cows. When the "C"
> wire is on the ground the cows just walk on it. When installed on the
> temporary risers the cows (or strong winds) can push the wires over and it
> just returns to the ground due to the tension. There is no chance of the
> animals becoming entangled in the wire or the wire being destroyed.
>
> YMMV, de Milt, N5IA
>
>
> -----Original Message-----
> From: Merv Schweigert
> Sent: Tuesday, March 13, 2012 2:01 PM
> To: topband@contesting.com
> Subject: Re: Topband: Fw: Deterring Critters was:Re: How Good is Good
> Enough?
>
> I know for a fact that the telco drop wire does not appeal to chewers,
> I put down a BOG and in one days time it was in 4 pieces, due to
> mongoose activity, yes one of the fine imported species in Hawaii,
> Or it could have been rats, we have roof rats that will chew anything
> in sight also.
> The wire was teflon insulated, and they did not mind the teflon.
> but while clearing part of this 30 acres I ran across a long length of
> telco drop line that had been laying here since the 1980s, it was intact
> and in fine shape, no chew marks, dont know what the difference is
> but it the rodents did not take a liking to it.
> Above ground beverages have to be 10 to 12 foot up due to the
> hundreds of deer crossing the property daily. I used WD12 for those
> runs.
> Merv K9FD/KH6
>
>> That material that looks like superman's zip cord is known as "Rural C"
>> drop wire. My book says that comes in 18.5 gauge (yes, half a gauge!)
>> which is RUS standard #PE-7 spec #4295, 14 and 12 gauge (AWG)
>> configurations which is "Bell System Type" spec #4283. It lists it as
>> 30% copper CCS wire with a HDPE jacket. Tough stuff. I'm looking in my
>> General Cable catalog and it shows the minimum length as 1,000 feet so
>> it isn't unrealistic to order this stuff if you have a lot of runs to
>> put in.
>>
>> This stuff used to be the standard telephone drop cable used in rural
>> and suburban areas and it is *strong*. The newer cable is a few 24 AWG
>> twisted pairs with a glass fiber support strand and overall PVC jacket.
>> I know the telco guys replace the old cable periodically with the new
>> stuff (like when someone orders a second line or fancy DSL service that
>> needs the twisted pairs) so it might be worth calling the local telco
>> service yard to see if you can get their old scraps if you want to keep
>> it cheap.
>>
>> -Bill
>>
>>
>>
>
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