<div dir="ltr"><div><div><div>interesting<br></div>looks like they're using a semtech sx1278 lora chip that only goes up to 525mhz<br></div>more range but even less bandwidth<br><br></div>but the sx1276 goes up to 915mhz & it's only $17.25<br><a href="https://de.aliexpress.com/item/868-MHz-915-MHz-LoRa-ESP32-Oled-Wifi-SX1276-Modul-IOT-mit-Antenne-F-r-Arduino/32836246848.html?aff_platform=link-c-tool&cpt=1514746583476&sk=FeQ7mEU&aff_trace_key=c25e6a9600794225a27d96e3cc98b206-1514746583476-01524-FeQ7mEU&terminal_id=a86d38c1cd1a4c6880b1ebd8dcc762ff">https://de.aliexpress.com/item/868-MHz-915-MHz-LoRa-ESP32-Oled-Wifi-SX1276-Modul-IOT-mit-Antenne-F-r-Arduino/32836246848.html?aff_platform=link-c-tool&cpt=1514746583476&sk=FeQ7mEU&aff_trace_key=c25e6a9600794225a27d96e3cc98b206-1514746583476-01524-FeQ7mEU&terminal_id=a86d38c1cd1a4c6880b1ebd8dcc762ff</a><br></div><div class="gmail_extra"><br><div class="gmail_quote">On Sun, Dec 31, 2017 at 3:16 AM,  <span dir="ltr"><<a href="mailto:samuk@disroot.org" target="_blank">samuk@disroot.org</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">I was wondering if you'd seen these boards?<br>
<br>
<a href="https://www.aliexpress.com/wholesale?catId=0&initiative_id=SB_20171231021351&SearchText=esp32+lora" rel="noreferrer" target="_blank">https://www.aliexpress.com/<wbr>wholesale?catId=0&initiative_<wbr>id=SB_20171231021351&<wbr>SearchText=esp32+lora</a><br>
<br>
It's a SX1278 all soldered together on a ESP32 board for about $10<br>
<br>
Would your software run on it? Or would it be a lot of work to port?<br>
<a href="https://www.cnx-software.com/2016/03/25/esp8266-and-esp32-differences-in-one-single-table/" rel="noreferrer" target="_blank">https://www.cnx-software.com/<wbr>2016/03/25/esp8266-and-esp32-<wbr>differences-in-one-single-<wbr>table/</a><br>
<br>
Someone has done chat over it:<br>
<a href="https://hackaday.io/project/27817-lora-chat" rel="noreferrer" target="_blank">https://hackaday.io/project/<wbr>27817-lora-chat</a><br>
<br>
There is some info here:<br>
<a href="https://hackaday.io/project/27791-esp32-lora-oled-module" rel="noreferrer" target="_blank">https://hackaday.io/project/<wbr>27791-esp32-lora-oled-module</a><br>
<br>
I might order a couple to play with<br>
<br>
Thanks<br>
<br>
Sam<br>
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</blockquote></div><br></div>