Mark, How about a notch filter centered on 930? Search on AM BCB Filter to get some ideas.
73! Mark KA6WKE Website: https://www.ka6wke.net Live Stream: https://www.ka6wke.net/live-stream YouTube Live!: https://bit.ly/bench-therapy-live Facebook: https://www.facebook.com/ka6wke Twitter: https://www.twitter.com/ka6wke EMail Announcement: [email protected] Author: 4NEC2 The Definitive Guide EMail List:: [email protected] On Mon, May 20, 2019 at 9:24 AM Mpridesti via Topband < [email protected]> wrote: > I have a local AM station here (about 3 km away) that operates on 930 kHz. > Their second harmonic is 1860. Seems they are operating within > specification and abide by FCC regulations. But still the second harmonic > wipes out any DX on or near that frequency. Signal strength is around S7. > > Regards, > > Mark, K1RX > > > > On May 20, 2019, at 11:54 AM, Jorge Diez - CX6VM <[email protected]> > wrote: > > > > I think HK authorities must do something with this. Local radio Clubs > must > > act > > > > https://www.lavozdelpueblo920am.com/programacion > > > https://www.facebook.com/mauriciovargaslavozdelpueblo/photos/a.1922152811350449/2377754772456915/?type=1&theater > > https://twitter.com/mauriciov920 > > https://raddio.net/134431-colmundo-radio-ibague/ > > > > 73, > > Jorge > > CX6VM/CW5W > > > > < > https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail > > > > Libre > > de virus. www.avast.com > > < > https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail > > > > <#DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2> > > > > El lun., 20 may. 2019 a las 12:47, Herbert Schoenbohm (< > > [email protected]>) escribió: > > > >> Interference from them makes 1840 useless for me. Since they don't > >> respond to my emails maybe WSJT-X could assign 1844 or 1848 to 160 in > their > >> next release. > >> > >> Herb Schoenbohm, KV4FZ > >> > >> On Mon, May 20, 2019 at 11:21 AM Jorge Diez - CX6VM < > [email protected]> > >> wrote: > >> > >>> Hello > >>> > >>> do you notice a second harmonic on 1840? It´s very strong > >>> > >>> I determined that is from LA VOZ DEL PUEBLO 920 AM, in Colombia > >>> > >>> https://www.lavozdelpueblo920am.com/ > >>> > >>> I sent them an email with no answer yet. > >>> > >>> Maybe if they receive many emails will take care about that and ask the > >>> technic to solve it, what do you think? > >>> > >>> -- > >>> 73, > >>> Jorge > >>> CX6VM/CW5W > >>> > >>> < > >>> > https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail > >>>> > >>> Libre > >>> de virus. www.avast.com > >>> < > >>> > https://www.avast.com/sig-email?utm_medium=email&utm_source=link&utm_campaign=sig-email&utm_content=webmail > >>>> > >>> <#DAB4FAD8-2DD7-40BB-A1B8-4E2AA1F9FDF2> > >>> _________________ > >>> Searchable Archives: http://www.contesting.com/_topband - Topband > >>> Reflector > >>> > >> > > > > -- > > 73, > > Jorge > > CX6VM/CW5W > > _________________ > > Searchable Archives: http://www.contesting.com/_topband - Topband > Reflector > > _________________ > Searchable Archives: http://www.contesting.com/_topband - Topband > Reflector > _________________ Searchable Archives: http://www.contesting.com/_topband - Topband Reflector
