Try Ramik, it works for many rodents. About $50 for 15lbs. Chipmunks
might be "off label".
On 1/13/2012 8:24 PM, K8RI wrote:
> On 1/13/2012 3:54 PM, Art Trampler wrote:
>> --- On Fri, 1/13/12, Bill Ogden<email@example.com> wrote:
>> From: Bill Ogden<firstname.lastname@example.org>
>> Subject: Re: [TowerTalk] Chipmunks
>> To: email@example.com
>> Date: Friday, January 13, 2012, 9:52 AM
>> Chipmunks got into my conduit (3" PVC) between my shack and my tower and
>> did a job on cable insulation. They shorted several wires in the SteppIR
>> control cable (blowing driver chips in the controller) and even ate bits of
>> the SHIELD from several places in several coax cables. (There were
>> different types of coax, and the chipmunks worked on all of them. No one
>> type, such as the direct burial cables, was immune.)
>> I am replacing the controller cable and the main coax to my beam. I cut out
>> the bad parts of other coax and spliced them (using proper plugs and the
>> short barrel connectors) -- these are for 80/40 antennas and now check OK
>> when measured going to a dummy load.
> Here the conduit ends in a large NEMA enclosure. Photo 7 from the top
> and the bottom 4 on the page
> http://www.rogerhalstead.com/ham_files/cablebox.htm. There are no
> "open" openings in the enclosure. They are either conduit, compression
> fittings, or coax bulkhead connectors. The old NEMA enclosure had a
> conduit stub, but critters were getting in that and particularly in the
> winter when the snow would reach or cover the opening of the stub. Of
> course in summer it was a prime target for paper wasps.
>> I'll do a better job of blocking the ends of the conduit.
>> QUESTION: Will moth balls in the conduit help? Will they harm the coax
>> outer cover? (Unfortunately, the neighborhood cats are too well fed ---
>> they usually just watch the chipmunks.)
> My big ol' "used to be Tomcat" is way over fed on chipmunk steaks. If
> they move he's on 'em, but he ignores the results of mechanical
> disposal. Those critters are really destructive. I had to start
> leaving the cat out longer than I like, to get rid of them. They
> actually dug down in front of the egress window and into the weep tile.
> They must have built an apartment complex down there. It took over 1
> 1/2 of those large cans of expandable foam (the stuff that gets rigid)
> to fill the burrow. We've had no problems with them since then. At
> least if they made it to the sump in the basement they couldn't climb
> out of it. Unfortunately they'll probably be back next spring.
> Roger (K8RI)
> TowerTalk mailing list
TowerTalk mailing list