Hi Guys. Just to throw me 2 cents worth it may be Yaesu / Vertex "ARTS". It is a new polling range finder feature. I have contacted them re the system and the tx and rx processes that are involved but to no avail as yet. It looks like a tricky one to find. Cheers Brett
[EMAIL PROTECTED] wrote: > > > I can remember getting my Yaesu FT-5100 into some strange mode that > sounded exactly like that every time I keyed down. Three DTMF digits > (I never knew which ones) but the tones did not change between digits. > Sounded exactly like your wave file. > > 73 - Jim W5ZIT > > -----Original Message----- > From: [EMAIL PROTECTED] <mailto:dcflux%40gmail.com> > To: Repeater-Builder@yahoogroups.com > <mailto:Repeater-Builder%40yahoogroups.com> > Sent: Tue, 12 Dec 2006 3:40 PM > Subject: Re: [Repeater-Builder] Mystery Signal > > Didn't Kenwood radios have a DTSS system? My old TH-77 did, The default > code was also "000". Although I have never heard of a radio just > beaconing. > > On 12/12/06, Scott Overstreet <[EMAIL PROTECTED] > <mailto:scott%40becklawfirm.com>> wrote: Dave--- > > That is open squelch (White Noise) before and after the approximately > one second presence of the signal----the data, if there is any, is > thought to follow the third tone and finishes before the signal > carrier, with PL, goes away. > > Scott > > > > ----- Original Message ----- > From: Dave Schmidt > To: Repeater-Builder@yahoogroups.com > <mailto:Repeater-Builder%40yahoogroups.com> > Sent: Tuesday, December 12, 2006 12:02 PM > Subject: Re: [Repeater-Builder] Mystery Signal > > > > In the wav file.... is that white noise or data bursts before and after > the dtmf? > > Dave / N9NLU > > > > On 12/12/06, Jaime <[EMAIL PROTECTED] <mailto:cgold1%40yahoo.com>> wrote: > > Sounds like a digital signal. Could it be one of those new d-star rigs > that some one has activated the autodial feature on the dtmf pad too? > The DTMF sounds like it is coming from an autodial feature. My HT has > this feature and so does my mobile rig. > > Jaime-KA3NXN > > ----- Original Message ---- > From: Scott Overstreet < [EMAIL PROTECTED] > <mailto:scott%40becklawfirm.com> > > To: Repeater-Builder@yahoogroups.com > <mailto:Repeater-Builder%40yahoogroups.com> > Cc: Scott Overstreet < [EMAIL PROTECTED] > <mailto:scott%40becklawfirm.com>>; Dave Platt < > [EMAIL PROTECTED] <mailto:dplatt%40radagast.org>> > Sent: Tuesday, December 12, 2006 2:10:08 PM > Subject: [Repeater-Builder] Mystery Signal > > Hello All > > An interfering mystery signal has suddenly appeared on the input > (144.670 mhz.) of our repeater. Using a five kc. wide FM detector---The > signal is approximately one second in duration---- opens with 100 hz. > PL (which continues throughout) and then three DTMF "zeros" follow in > rapid succession and then possibly a short period of some sort of data. > The signal repeats exactly two times an hour and the source is off in > between transmissions. This goes on continuously without interruption > or apparent change. Our area is between urban and big city and the > signal is strong enough to be heard over a wide area using only an HT. > > A wave file of the mystery signal is at: > > http://www.radagast .org/~dplatt/ hamradio/ Signal_3. wav > > using an FM detector with wide open squelch. > > We are obviously very interested in identifing this signal and its > origin---- > > What is it ? > > Thanks-- > > Scott, N6NXI > > > > -------- > Any questions? Get answers on any topic at Yahoo! Answers. Try it now. > > __________________________________________________________ > Check Out the new free AIM(R) Mail -- 2 GB of storage and > industry-leading spam and email virus protection. > >
