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writes: > > > I just put together a C4SXL with a nearly identical experience to yours. > I'm still waiting for an answer from N6BT on why the 40M adjustment was so > far off. Instead of 14" I wound up at 24" on the driver's linear loading to > get a 1.3 SWR at 7.080 (measured at 30 ft thru 70 feet of coax). Before > making this adjustment, we verified the dimensions of all 40M elements (tilt- > over tower); they were right on. I've probably built a dozen F12 40M antennas and the dimension from the factory is a STARTING POINT. In my experience, all of them needed fine tuning of some sort or other - driven and parasitic elements - so this is SOP. Cheers, Steve K7LXC Tower Tech -------------------------------------------- Force12Talk mailing list provided as a service by Force 12 Antennas, Inc. Force 12 Web site: http://www.qth.com/force12 Submissions: send to Force12Talk@qth.com To unsubscribe: send a blank e-mail to Force12Talk-leave@qth.com Force12Talk Message Archive: http://www.qth.com/force12/list/force12talk For problems with the list, contact force12@qth.com |
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This Author (Apr-2000)
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