You have GOT to be kidding me. All that work to replace a +15v LDO and my stereo takes a dump again a few months later. +15v shows ~0.75v when powered up. Remove the +15v LDO, check operation of just… Continue Reading
I recently got a pile of “J5019” USB battery charger-booster boards from AliExpress, and decided to apply one of them to a work project. We had a high-detail, light-up demonstrator of our product made that looked really nice. It even… Continue Reading
For several years now, my Marantz SR8500 A/V receiver has randomly refused to power on from standby, and occasionally kicks out of operation. I think it has something to do with the ambient temperature and humidity, which has been outta… Continue Reading
A multi-person, multi-color, completely absurd totem we created for Electric Forest 2019. What it’s made of Custom firmware programmed in C and compiled by the Arduino IDE Plush frog LED party lights ESP32 device Motor controllers Speaker driver Speaker (similar,… Continue Reading
What it is A big button that lights up an LED strip to catch my attention when I’m wearing noise-cancelling headphones and in a zone. What it’s made of Firmware written in C, compiled by the Arduino IDE Arduino Pro… Continue Reading
External 1.2MB 8″ floppy disk drive Abstract: I have a weird obsession with ancient storage media, so I bought a 8″ floppy disk drive built in 1983 and a pack of disks. I wanted the ability to read and write… Continue Reading
Pi-Hole is a great way to block website ads in your house because it works at the routing level, denying DNS requests to common advertisement domains. It works flawlessly on the Raspberry Pi, but to run it on a Beaglebone… Continue Reading
An interactive, vintage-style astronaut costume. The design is inspired by the 1969 movie Moon Zero Two and the operation is inspired by the Apollo Guidance Computer. What it’s made of Firmware written in C for the Arduino IDE Arduino Leonardo clone… Continue Reading
A faux jetpack I made for Electric Forest 2018, weekend one. It holds stuff, displays realistic flames near the nozzles and makes smoke. What it’s made of Firmware written in C and compiled with Arduino IDE Arduino Leonardo clone 2x Vape… Continue Reading
Abstract A means to control heat coming from a standard steam radiator. Approaches We can cover the radiator with a blanket to keep the heat in until it’s called for. With a fan that pushes/pulls air through the radiator on-demand.… Continue Reading