Collaborate Disseminate
[Doug]’s newly-installed Yaesu FT-891 mobile transceiver failed to power up despite a careful installation, and it turns out to have ultimately been caused by a reversed cable. There’s a happy …read more Continue reading Fail of the Week: Flipped Cable Leads to Fried Radio
Nearly everyone likes nice pinout diagrams, but the more pins and functions are involved, the more cluttered and less useful the diagram becomes. To address this, [Jan Mrázek] created Pinion, …read more Continue reading Tool Generates Interactive PCB Diagrams from KiCAD
3D printers are quite common nowadays, but we’re still far from exhausting new ideas to try with them. [Angus] of [Maker’s Muse] recently got interested in 3D printing small mechanical …read more Continue reading See This Hybrid Approach to Folded 3D Printed Mechanisms
A thermal camera is a tool I have been wanting to add to my workbench for quite a while, so when I learned about the tCam-Mini, a wireless thermal camera …read more Continue reading Hands-On Review: tCam-Mini WiFi Thermal Imager
A monochromator is an optical instrument that permits only a narrow selection of wavelengths to be transmitted from a source, and the particular model [Doug] obtained renders visual light monochromatic …read more Continue reading Vintage Monochromator Makes Monochromatic Light, Mechanically
Flipper Zero is an open-source multitool for hackers, and [Pavel] recently shared details on what goes into the production and testing of these devices. Each unit contains four separate PCBs, and …read more Continue reading How the Flipper Zero Hacker Multitool Gets Made and Tested
There are a lot of good reasons to have a better understanding of one’s household power use, and that is especially true for those that do their own solar power …read more Continue reading Live Energy Monitor Helps Plan Power-Hungry Appliance Use
A camera dolly can be fantastic filmmaking tool, and [Cornelius] was determined to create his own version: the “Dope” DIY Dolly. The result not only upped his production quality, but …read more Continue reading DIY Camera Dolly Costs More Time than Money
Old electrolytic capacitors are notorious for not working like they used to, but what exactly does a bad capacitor look like, and what kinds of problems can it cause? Usually …read more Continue reading Faulty Electrolytic Caps Don’t Always Look Bad
Want to display a PNG file on a display attached to an Arduino or other microcontroller board? You’ll want to look at [Larry Bank]’s PNGdec, the Arduino-friendly PNG decoder library …read more Continue reading PNG Image Decoding Library Does it With Minimal RAM