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>Mark...I have a KW TS450S, F12 C4@45' and today hooked up a Timewave DSP >599ZX...ALOT of feedback till I put the DSP unit on it's own DC power supply >instead of the rig's Astron 35 power supply...Also try a "zero length" >coaxial RF ground, using coaxial cable from rig to ground rod with 2 .001mf >1kv disc capacitors at each end attached between the shield and the center >conductor. To avoid ground loops RF Ground only the RF generator, nothing >else...See the Sep 1996 issue of 73 Amateur Radio Today for more info on the >coaxial ground... The length of the ground conductor (and the feedline, for that matter) could indeed make a difference on RF in the shack, but while this "zero-length" ground may have a different resonant length than a single wire, it won't be zero. 73, Pete N4ZR Contesting is ... Extreme Radio The World Contest Station Database is back up and running at http://www.qsl.net/n4zr -------------------------------------------- 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 n4zr@qth.com |