Arduino workshop
I’m giving a little Arduino workshop using DfRobot Beetles. In this post I provide some links to the documentation and tools. Download the workshop handout here. Download the server executable for MS Windows here....
Author: Steven Anker
Lambda closures and parallelism
So now and then I spend time at work explaining the somewhat trickier parts of programming to the junior and medior developers. I’ve decided to post these on my web site, such that everyone...
Building my own continuous lighting head – Part 6
Yeah, it’s finished! I screwed it all together and here it is: In the end I decided to ditch the knob controlling the light intensity. At low intensity the light started to flicker a...
Building my own continuous lighting head – Part 5
It has been a little busy, so no time to work on my light until last night. I’ve blown up the cooler, so I had to replace it with one I got from my...
Building my own continuous lighting head – Part 4
Searching for a defective flash head appeared to be harder than I thought. Most shops just throw the returned heads away or ship it back to the importer. However, the director of Benel, (the...
Building my own continuous lighting head – Part 3
I’ve managed to put everything together. It now becomes clear that the cooler is really large compared to the LED (or the driver for that matter). The CPU cooler keeps the LED really cool....
Building my own continuous lighting head – Part 2
Well the parts have arrived. The LED driver bought on E-Bay appears to be from some show named AC-RC Hobby in Hong Kong. It looks and feels what I paid for, a little cheap....
Building my own continuous lighting head – Part 1
After many years over using Nikon DSLRs I decided to move the a system camera in order to save weight. Requirements are that it has a EVF and good lenses and at least a...