Josep, Does the array still show directivity? If not, there could very well be a bad component. 73, Nate/N4YDU
--- On Thu, 1/19/12, Guy Olinger K2AV <[email protected]> wrote: From: Guy Olinger K2AV <[email protected]> Subject: Re: Topband: K9AY Switching box To: "Josep" <[email protected]> Cc: [email protected] Date: Thursday, January 19, 2012, 10:10 AM Gut suspicion is that you have a relay with fused contacts or blown coil or some such, and your ACTUAL connections inside are not not what you would be expecting from the schematic. Or maybe a burned up trace or something. On Thu, Jan 19, 2012 at 5:33 AM, Josep <[email protected]> wrote: > Hi all, > > I have recently noted a degradation in the signals arrived to my K9AY loops. > In fact, signals are better on my 25m top-loaded-vertical rather than the > loops.. I have checked SWR at the base of the ant and it´s very reasonable, > 1.2:1 and some 40 ohm. Measured inside the shack, and directly to MFJ-259, > remains the same, but things change when i measure it through the switching > relay box, SWR goes up 2.5:1..! I have leaved the coax connected directly to > the rig, instead of connecting it to the relay box, but can switch loops > anyway. Advantage of connecting it to relay box, is to get the Preamp working > I guess...So, later today or tomorrow morning I will try how it works this > way. What could be the reason of that increment in SWR when coax goes thru > relay box..? Something has blown inside..? Is there anyway to check the > box..? > > Thanks for help.. > > Josep > EA6BF > _______________________________________________ > UR RST IS ... ... ..9 QSB QSB - hw? BK _______________________________________________ UR RST IS ... ... ..9 QSB QSB - hw? BK _______________________________________________ UR RST IS ... ... ..9 QSB QSB - hw? BK
