<div dir="ltr">I did a similar project with a LoRa module, just 20 x 25 mm..<div><br></div><div><a href="http://old.bigredbee.com/loram8.htm">http://old.bigredbee.com/loram8.htm</a></div><div><br></div><div>Interestingly enough, QST did a review of my 70cm 100mw BeeLine GPS/APRS transmitter in September 2007.</div><div><br></div><div><a href="http://old.bigredbee.com/docs/BLGPS/QSTReviewAug07.pdf">http://old.bigredbee.com/docs/BLGPS/QSTReviewAug07.pdf</a></div><div><br></div><div>Greg K7RKT</div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Mon, Jun 14, 2021 at 10:44 PM Jürgen Frank <<a href="mailto:db2fm@juergen-frank.de">db2fm@juergen-frank.de</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">What about LoRa-APRS? Did you consider that?<br>
It uses very small trackers (bigger than AirTags) with 100 mW at 70 cm UHF.<br>
<br>
<a href="https://www.lora-aprs.info" rel="noreferrer" target="_blank">https://www.lora-aprs.info</a><br>
<a href="https://www.lora-aprs.at" rel="noreferrer" target="_blank">https://www.lora-aprs.at</a><br>
<br>
Juergen DB2FM<br>
<br>
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