John From is a Mutant Vehicle originally created for Burning Man 2013 – Cargo Cult and was last out in 2013. Many people have worked on this, including by Jm, Rigger, Lucy and Shannon. The main body is a playground teeter totter that was recovered, rusting away, from someones yard and the majority of the materials were found in a…
Read MoreCategory: Make
Meshtastic – McHamster’s WiFi User Guide
Meshtastic is a fairly new Open Source project. This user manual is going to be updated as I go through and explore the possibilities of the technology. Introduction Device Troubleshooting Connect the Meshtasic Device to your computer and open a Serial Terminal to the device at 921600 8-N-1. Development Environment Easiest way to get started is to…
Read MoreRoomba 960 with Hoobs on Docker
We’ve had a Roomba 960 for some time and it’s great having an iOS app to turn it on and off, but Siri integration has been lacking. With Hoobs and Docker (on Synology), this is really easy!
Read MoreLow current measurement performance of the SCT013
While working on JMPM, I ran into the exact same problem described by everyone else who has built a current sensor around the SCT013. JMPM is based on the references at OpenEnergyMonitor and they have a great article on the performance of measuring low currents. When I designed my circuit for Jm Power Meter (JMPM), I took their word at…
Read More