Re: [Elecraft] Broadcast interference???
Array Solutions sells a design by W3NQN. http://www.arraysolutions.com/Products/BCB%20RF%20Filters.htm Good luck! 73, Tony K4QE On Sat, Feb 22, 2014 at 11:10 AM, Dale - K7DNH dh2...@sbcglobal.net wrote: I believe I have finally experienced broadcast interference... at least I hope that is what it is... On 4th floor of hotel with a balcony and strung out a LnR Precision 40/20 End Fed antenna across parking lot to large pine tree with strain relief polyester antenna rope so coax connection at end of antenna (has built-in balun) was 10 feet from building, and opposite end had over 50 feet in the clear with same type rope - with antenna having slight, normal sag of maybe 1 foot. I have used this set-up several times at various hotels... last time just the day before but in different city. (Sunny San Diego first of week, Drizzly Portland, OR now... Wish some of the rain would head further south into Reno for drought relief!! I have MINIMUM of S10 to sometimes S30 noise level - and any time I do get some type of voice it is all pretty garbled. Checked mode, LSB/USB - all connections several times, same on different bands... and when I checked WWV on 5 I could hear what I think was local AM station a bit clearer! Just trying things I reloaded a saved config file, even tried EEINT and reloaded again - no change whatsoever. Well, sun came out late this afternoon.. and one can see more than 100 yards...and across the freeway stands 3 large towers!!! Maybe this was overloading far beyond what the KX3 ATU can handle? as I read somewhere it has broadcast filters built into the ATU. Any recommendations on a external filter I can buy, so during my evenings in hotels when I travel I don't experience this again?? PIA to use my slingshot/fishing line to string an antenna in the drizzling rain for nuthin'! Dale K7DNH -- View this message in context: http://elecraft.365791.n2.nabble.com/Broadcast-interference-tp7584562.html Sent from the Elecraft mailing list archive at Nabble.com. __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
Re: [Elecraft] Broadcast interference?
Dale, I have these for the bands I operate, but to date I have not needed them YET! http://www.dunestar.com/store/Single-Band-Bandpass-Filters-pid-4.html 73, Jack VK4JRC Club.www.cqara.org.au Member WIA SARL ARRL GQRP #14392 QRPARCI #15068 VKQRP.#833 On 22 Feb 2014, at 12:02 pm, Dale - K7DNH dh2...@sbcglobal.net wrote: I believe I have finally experienced broadcast interference... at least I hope that is what it is... On 4th floor of hotel with a balcony and strung out a LnR Precision 40/20 End Fed antenna across parking lot to large pine tree with strain relief polyester antenna rope so coax connection at end of antenna (has built-in balun) was 10 feet from building, and opposite end had over 50 feet in the clear with same type rope - with antenna having slight, normal sag of maybe 1 foot. I have used this set-up several times at various hotels... last time just the day before but in different city. (Sunny San Diego first of week, Drizzly Portland, OR now... Wish some of the rain would head further south into Reno for drought relief!! I have MINIMUM of S10 to sometimes S30 noise level - and any time I do get some type of voice it is all pretty garbled. Checked mode, LSB/USB - all connections several times, same on different bands... and when I checkered WWV on 5 I could hear what I think was local AM station a bit clearer! Just trying things I reloaded a saved config file, even tried EEINT and reloaded again - no change whatsoever. Well, sun came out late this afternoon.. and one can see more than 100 yards...and across the freeway stands 3 large towers!!! Maybe this was overloading far beyond what the KX3 ATU can handle? as I read somewhere it has broadcast filters built into the ATU. Any recommendations on a external filter I can buy, so during my evenings in hotels when I travel I don't experience this again?? PIA to use my slingshot/fishing line to string an antenna in the drizzling rain for nuthin'! Dale K7DNH -- View this message in context: http://elecraft.365791.n2.nabble.com/Broadcast-interference-tp7584531.html Sent from the Elecraft mailing list archive at Nabble.com. __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
Re: [Elecraft] Broadcast interference?
It sounds like you need a Hotel Filter, Dale, tunes out any within 5 miles of an AM BC tower Hmm ... sort of a ham radio Trip Advisor! 73, Phil w7ox On 2/21/14, 6:02 PM, Dale - K7DNH wrote: I believe I have finally experienced broadcast interference... at least I hope that is what it is... On 4th floor of hotel with a balcony and strung out a LnR Precision 40/20 End Fed antenna across parking lot to large pine tree with strain relief polyester antenna rope so coax connection at end of antenna (has built-in balun) was 10 feet from building, and opposite end had over 50 feet in the clear with same type rope - with antenna having slight, normal sag of maybe 1 foot. I have used this set-up several times at various hotels... last time just the day before but in different city. (Sunny San Diego first of week, Drizzly Portland, OR now... Wish some of the rain would head further south into Reno for drought relief!! I have MINIMUM of S10 to sometimes S30 noise level - and any time I do get some type of voice it is all pretty garbled. Checked mode, LSB/USB - all connections several times, same on different bands... and when I checkered WWV on 5 I could hear what I think was local AM station a bit clearer! Just trying things I reloaded a saved config file, even tried EEINT and reloaded again - no change whatsoever. Well, sun came out late this afternoon.. and one can see more than 100 yards...and across the freeway stands 3 large towers!!! Maybe this was overloading far beyond what the KX3 ATU can handle? as I read somewhere it has broadcast filters built into the ATU. Any recommendations on a external filter I can buy, so during my evenings in hotels when I travel I don't experience this again?? PIA to use my slingshot/fishing line to string an antenna in the drizzling rain for nuthin'! Dale K7DNH __ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
