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]> 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 <[EMAIL PROTECTED]>
*To:* [email protected]
*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]> 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] >
> To: [email protected]
> Cc: Scott Overstreet <[EMAIL PROTECTED]>; Dave Platt <[EMAIL PROTECTED]
> >
> 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<http://www.radagast.org/%7Edplatt/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
>
>
>
>
> ------------------------------
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> Try it now.
>
>

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