Camera Slider Track

I have long wanted to work on some motion-controlled camera rigs, for time lapse and moving video shot purposes.  The longest-brewing idea I have had is for…

AZIZ! Light!

In an earlier post back at the beginning of this month, I described the beginnings of my DIY microscope illuminator project, dubbed Project AZIZ.  At that point…

Diansu DS-982 Solder Paste Dispenser

I did a review, mini-teardown, and test of an imported pneumatic solder paste dispenser that I picked up on eBay. [youtube 9RdAL-ysBhA]

Project Aziz

My recent acquisition of a stereo microscope for the electronics lab has brought about a couple of side-projects.  One of them is the custom boom stand that…

Benchtop Multimeter Repair: ebay Bargain Hunt

I picked up a broken Agilent U3402A Digital Multimeter on ebay for a good price, taking a gamble that I’d be able to fix it.  I put…

Measuring with Software

Every so often you may need to measure something small and inconvenient.  Specifications with physical dimensions may not be available to you, so you need to actually…

In-Depth CNC Conversion Electronics Overview

I converted my milling machine over to CNC back in late 2009.  For most of the time since then, I’ve avoided the project of properly finishing up…

CNC Electronics Enclosure Work Commences…

Santa’s workshop was busy today.  I finally got some motivation and time to continue work that I started a year ago, but really, has been a nagging…

Back from Summer Break: Droid Razr Maxx Car Dock

Summer is long over here in New England, and with snow falling from the sky, naturally my thoughts return back to the machine shop, the electronics lab,…

Magnetic Rotary Encoder Video

I found a little bit of time today to make a video showing the assembly and first test of the magnetic encoder board that I designed.  Check…

Magnetic Rotary Encoder PCBs!

Sparkly purple packages in the mail always bring good things from Laen inside.  These are the magnetic encoder eval boards that I designed about a month ago….

Magnetic Rotary Encoder Eval

I got some samples of the nifty looking AS5040 10-bit magnetic rotary encoder IC from Austria Microsystems.  I want to do some experiments with these chips to…

10lbs of Junk in a 5lb Box?

I’ve been slowly working to model the components that go into the CNC milling machine electronics package, and fitting them into an off-the-shelf rack mount enclosure.  I…

Encoder Coupler Idea

I have been trying to come up with a good way to attach a rotary encoder to the spindle of my CNC milling machine, so I can…

Experiments in Drag Soldering

Here’s a quick video I did of my first experiments with drag soldering using a new Metcal hoof tip that I picked up on eBay.  This video…