Collaborate Disseminate
It’s normal today for even relatively modest instruments to have some form of computer control capability over Ethernet or USB. But five decades ago this was by no means a …read more Continue reading USB Meets Core Memory In A Vintage ‘Scope
We’ve always been a little sad that supercapacitors aren’t marked with a big red S on a yellow background. Nevertheless, [DiodeGoneWild] picked up some large-value supercapacitors and used his interesting …read more Continue reading Homemade Scope Does Supercapacitor Experiments
Oscilloscopes are great for measuring the time and voltage information of a signal. Some old scopes don’t have much in the way of markings on the CRT, although eventually, we …read more Continue reading Vintage Tektronix Virtual Graticule
[IMSAI Guy] has an old HP 3488A Switch Control Unit that he wants to dismantle for parts ( see video below the break ). The 3488A is pretty simple as far …read more Continue reading HP 3488A Teardown, Dismantled for Parts
Some repairs happen as if by pure luck, and [Sebastian] shows us one such repair on Hackaday.io. He found two Fluke 175 meters being sold on eBay, with one having …read more Continue reading The Tale Of Two Broken Flukes
There’s no shame in admitting you’ve been burned by a cheapo USB cable — ever since some bean counter realized there was a few cents to be saved by producing …read more Continue reading A Handy OSHW USB Cable Tester For Your Toolkit
There was a time when few hobbyists had an oscilloscope and the ones you did see were old military or industrial surplus that were past their prime. Today you can …read more Continue reading Better Scope Measurements
We think of digital displays as something you see on relatively modern gear. But some old gear had things like nixies or numitrons to get cool-looking retro digital displays. The …read more Continue reading Frequency Counter Restoration Impeded by Kittens
The concept of an outlet tester is pretty simple: plug the gadget into a suspect wall receptacle, and an array of LEDs light up in various patterns to alert the …read more Continue reading Mapping Out the LEDs on an Outlet Tester
When we first saw the VBA curve tracer, we thought it might have something to do with Visual Basic for Applications. But it turns out it is a mash up …read more Continue reading Homebrew Curve Tracer Competes with the Big Guns