This is a pre-made 433Mhz module I had laying around, which was actually=20 simpler to design and code for (using VB for serial comms on the PC=20 side) than using a WiFi chip. https://www.amazon.com/Wireless-Transceiver-Module-433MHz-antenna/dp/B010ON= WKE6 Cheers, -Neil. On 8/4/2016 7:41 AM, James Burkart wrote: > I'm curious, why did you decide to go custom instead of using off the she= lf > such as WiFi? > > On Aug 4, 2016 4:36 AM, wrote: > --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .