[Dane] built this excellent home theater pre-amplifier. He used [Mark Hennesy]‘s pre-amp design to start with, and added selectable XLR, RCA, SPDIF and even USB audio inputs. Discrete inputs from his DVD player provide surround input, and an analog matrix creates 7.1 surround from the 5.1 input. The design is very elegant, and even uses a VFD display that appears … Read the rest
DIY Home Theater Preamplifier
December 27, 2007 By 9 Comments
Movie screen mask controller
August 13, 2007 By 9 Comments
I was looking for some ideas for one of my little projects, and I ran across this screen mask controller that [Danny] was working on a while back. The roller drops a mask down, and an optical encoder lets the controller know the position of the mask. The final version is supposed to support ethernet, but I couldn’t find any … Read the rest
DIY colorimeter
March 19, 2007 By 5 Comments
[brian] tipped me to this excellent colormeter project for calibrating your home theater/HD/etc It was designed specifically for the HCFR Colormeter software project. The project page is in english, but the probe writeup is in french. The fish well help you understand it while you resist the taunts avoid the flying cows. The device has at least one color … Read the rest
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