217 DXCC 36 Zones. Shunt fed tower. No radials. West Coast city lot. I can only imagine my totals if it really worked.
73 Steve WB6RSE > On Sep 15, 2018, at 5:42 PM, John Harden, D.M.D. <jh...@bellsouth.net> wrote: > > A shunt fed tower requires radials period. It cannot work without them! > > 73, > > John, W4NU > > Sent from my iPhone > >> On Sep 15, 2018, at 1:55 PM, <daraym...@iowatelecom.net> >> <daraym...@iowatelecom.net> wrote: >> >> It makes no difference how the tower is fed, a vertical antenna must have >> radials of some kind to be effective. 73. . .Dave, W0FLS >> >> -----Original Message----- From: cfytech24x7 >> Sent: Saturday, September 15, 2018 11:29 AM >> To: topband@contesting.com >> Subject: Topband: Use shunt fed tower >> >> A shunt fed tower is a vertical antenna so it offers lowest take off angle. >> Shunt feeding avoids need for radial field. Any horizontal wire antenna is >> going to put most of your radiated energy out at high angles, unless you can >> get it at least a half wavelength of height. A loop may be a quieter >> antenna for RX but your existing inverted Vs are no doubt better for TX. >> There is some art and experimentation involved in the matching but the >> results will be worth the effort. I would start with your highest antenna >> for top band, next highes for 80m. Note that your yagis will act nicely as >> capacitive hats to add to effective tower hight. >> Gl es 73, ab1vl chuck >> >> >> >> >> Sent from my Galaxy TabĀ® A >> _________________ >> Topband Reflector Archives - http://www.contesting.com/_topband >> _________________ >> Topband Reflector Archives - http://www.contesting.com/_topband > > _________________ > Topband Reflector Archives - http://www.contesting.com/_topband _________________ Topband Reflector Archives - http://www.contesting.com/_topband