Collaborate Disseminate
There was a time when getting a good oscilloscope not only involved a large outlay of capital, but also required substantial real estate on a workbench. The situation has improved …read more Continue reading Wio Terminal Makes Passable Oscilloscope
When we first saw [Maarten Tromp]’s article about a “momentary latching switch” for guitar effects pedals, we have to admit to being a bit confused. When it comes to push-button …read more Continue reading Two-Channel Guitar Stomp Box Makes Momentary Switches Latching
As cheap as the WCH CH32V003 MCU is, its approximately $0.10 price tag looks far less attractive when you need to start adding on external ICs for missing basic features, …read more Continue reading Adding Temperature Sensor Functionality To The CH32V003 MCU
While it might not seem like it today, there was a time in the not-too-distant past where Motorola was the processor manufacturer. They made chips for everything, but the most …read more Continue reading Teensy Stands in for the Motorola 68k
We’re on a sort of vacation in Tanzania at the moment and staying in a modest hotel away from the tourist and government district. It’s a district of small shops …read more Continue reading The Dar es Salaam Hacker Scene and Gamut Detection
When working on simple DC systems, a small low-cost multimeter from the hardware store will get the job done well enough. Often they have the capability for measuring AC, but …read more Continue reading Hackaday Prize 2023: AC Measurements Made Easy
At its core, the ESP32 chip is not much more than an integrated circuit, a huge mass of transistors sealed inside an epoxy resin package with some leads. Of course, …read more Continue reading How Small Can the ESP32 Get?
The ESP32, while first thought to be little more than a way of adding wireless capabilities to other microcontrollers, has quickly replaced many of them with its ability to be …read more Continue reading Streaming Video From an ESP32
If you’ve never experienced it before, getting turned around on a cloudy day in the woods or getting lost during an event like a snowstorm can be extremely disorienting and …read more Continue reading Hands-Free Compass Uses Haptic Feedback
The digital world offers many advantages over its analog relatives, the use of boolean logic among them. Some of the functions, like NOT, OR, and AND are fairly straightforward and …read more Continue reading Patching Together Logic Gates