<div dir="ltr"><div dir="ltr"><div dir="ltr"><br></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Tue, Jun 9, 2020 at 12:09 AM Eric H. Christensen via aprssig <<a href="mailto:aprssig@lists.tapr.org">aprssig@lists.tapr.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-style:solid;border-left-color:rgb(204,204,204);padding-left:1ex">-----BEGIN PGP SIGNED MESSAGE-----<br>
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I've wanted a way to transmit weather alert packets on APRS, locally, without the need for an Internet connection (think disaster conditions or other situations where having an Internet connection is just too hard) or if/when the WXSVR is unavailable. <br></blockquote><div> </div><div>Me too.</div><div><br></div><div>The SI4707 is a combined receiver/modem for decoding SAME data. Sparkfun used to have a breakout board but it's no longer available. The 4707 IC is available from Digikey (~US$18 quantity one).</div><div><br></div><div>There are SAME decoder circuits using the XR2211 ( e.g. <a href="https://hackaday.com/2012/07/27/decoding-noaa-weather-radio-with-an-arduino">https://hackaday.com/2012/07/27/decoding-noaa-weather-radio-with-an-arduino</a> ). I think I used the wayback machine to find the files since they are no longer available on the original web site.</div><div><br></div><div>Seems that hardware solutions have fallen out of favor and the cool kids are playing with SDR.</div><div><br></div><div>The solutions I've seen involving the inexpensive RTL-SDR involve sending received audio to multimon-ng.</div><div><br></div><div>I hadn't heard of the EMWIN terrestrial retransmission on VHF. How's the coverage?</div><div><br></div></div><div dir="ltr" class="gmail_signature">-Jason<br>kg4wsv</div></div></div>