Yes, the de-sense is present when transmitting into a dummy load and when transmitting into the antenna.
-----Original Message----- From: Repeater-Builder@yahoogroups.com [mailto:[EMAIL PROTECTED] On Behalf Of DCFluX Sent: Wednesday, August 20, 2008 1:06 PM To: Repeater-Builder@yahoogroups.com Subject: Re: [Repeater-Builder] De-Sense and Circulator Question <snip> Also have you measured the desense into a dummy load? Does it only appear when the antenna is attached? If so, Take a look at the FM broadcast band and write down the stations you hear, then look for a pair that is spaced 5 MHz apart. On Wed, Aug 20, 2008 at 8:49 AM, John Transue <[EMAIL PROTECTED] <mailto:jtransue%40cox.net> net> wrote: > The RG-214 is new. The cable was built by The RF Connection. I didn't > see the shield, but RG-214 is supposed to have two silver-plated copper > shields according to everything I have read. Has this been changed? > > At any rate, the problem of de-sense predated the installation of the > new cable. > > John > >>-----Original Message----- >>From: Repeater-Builder@ <mailto:Repeater-Builder%40yahoogroups.com> yahoogroups.com [mailto:Repeater- >>[EMAIL PROTECTED] <mailto:Builder%40yahoogroups.com> .com] On Behalf Of DCFluX >>Sent: Wednesday, August 20, 2008 11:33 AM >>To: Repeater-Builder@ <mailto:Repeater-Builder%40yahoogroups.com> yahoogroups.com >>Subject: Re: [Repeater-Builder] De-Sense and Circulator Question >> >>Is this new RG-214 that has the foil and braid? >> >>On Tue, Aug 19, 2008 at 5:15 PM, John Transue <[EMAIL PROTECTED] <mailto:jtransue%40cox.net> net> >>wrote: >>> >>> >>> >>> >>> -----Original Message----- >>> From: Repeater-Builder@ <mailto:Repeater-Builder%40yahoogroups.com> yahoogroups.com >>> [mailto:Repeater-Builder@ <mailto:Repeater-Builder%40yahoogroups.com> yahoogroups.com] On Behalf Of DCFluX >>> Sent: Tuesday, August 19, 2008 4:13 PM >>> To: Repeater-Builder@ <mailto:Repeater-Builder%40yahoogroups.com> yahoogroups.com >>> Subject: Re: [Repeater-Builder] De-Sense and Circulator Question >>> >>> >>> >>> Are you using LMR series or Belden 9913 for a feedline? >>> >>> >>> >>> No, I have RG-400 in the cabinet and RG-214 leading to the Heliax >>feed line. >>> >>> On Tue, Aug 19, 2008 at 1:08 PM, John Transue <[EMAIL PROTECTED] <mailto:jtransue%40cox.net> net> >>wrote: >>>> Members of Repeater Builder have been very helpful .<snip> Now I >>am >>>> wondering whether a circulator would provide additional isolation >>and >>>> further decrease the de-sense problem. Your advice would be much >>>> appreciated. >>>> >>> >>> >>> __________ NOD32 3192 (20080616) Information __________ >>> >>> This message was checked by NOD32 antivirus system. >>> http://www.eset. <http://www.eset.com> com >>> >>> >> >>------------------------------------ >> >> >> >>Yahoo! Groups Links >> >> >> >> >>__________ NOD32 3192 (20080616) Information __________ >> >>This message was checked by NOD32 antivirus system. >>http://www.eset. <http://www.eset.com> com > > > > ------------------------------------ > > > > Yahoo! Groups Links > > > > __________ NOD32 3192 (20080616) Information __________ This message was checked by NOD32 antivirus system. http://www.eset.com
