RFC, etc. is on the wrong side of the cap at the radio end :) Chris WB5ITT > -----Original Message----- > From: antennas-bounces at mailman.qth.net > [mailto:antennas-bounces at mailman.qth.net] On Behalf Of William Lambing > Sent: Wednesday, November 03, 2004 9:47 PM > To: antennas at mailman.qth.net; Ray Brown > Subject: Re: [Antennas] DC voltage on coax >>> Use a series cap to isolate the DC from the radio and > antenna. Then feed/extract the DC with a series 1mh RF Choke > that is applied after the cap to the radio. >> ANT-----||----------------------||-------radio > | | > | | > RFC RFC > | | > | | > Relay +Volts > coil >