Author Archives: hotchk155

Lost in Maths! (2D Sound location with 4 sensors)

This post is about my ongoing project to do fast 2D sound location on a ping pong table, this is some ideas I’ve been having and wanted to share – since I need some help!Ok here’s the problem… we have a rectangular area ABCD and somewhere in that are… Continue reading

Posted in News | Comments Off

POV message fan project update

Got a bit of time this evening to test out the LED array I made yesterday for the Build Brighton message fan..The thin wire-wrapping wires are soldered to a scrap  of veroboard for test connections , and the code is running on a PIC16F688. Th… Continue reading

Posted in News | Comments Off

DIY radio controller for Lego

This was an experiment with a couple of Holtek remote control encoder and decoder chips (HT12E and HT12D) together with a cheap RF transmitter and receiver pair I picked up off ebay. OK, so the chips are not really designed for controlling models (more… Continue reading

Posted in electronics, lego, News | Comments Off

PLAYPAD program for Launchpad fun

I’ve been promising it for a while but I finally got round to making a download for other people to try out my Launchpad MIDI experiments. Downloads and description are here…http://sites.google.com/site/skriyl/Home/launchpad-playpad-downloadCheck out… Continue reading

Posted in launchpad, midi, News | Comments Off

Make your own annoying musical greetings card!

I love the tiny 8 pin PICs from Microchip.. an entire computer in a package the size of a fingernail that costs pennies and can be programmed from your PC using just C and run on a watch battery. They’re great.. but its taken me a while to find a use f… Continue reading

Posted in electronics, News, pic | Comments Off

The poor mans Harmonic Keyboard

I have always been curious about the Axis Controllers and their unusual key layout, particularly as this ‘harmonic table’ layout is intended to make chord structures simpler and easier to understand. I wondered what it would be like to play one and tho… Continue reading

Posted in launchpad, midi, News | Comments Off

what the blog?

Well, here I am in the blogosphere… lets see how long this lasts… At the very least I hope to post up info about my various spare-time projects; music, electronics and so on. Maybe the occasional rant if you are lucky. Catch you later Continue reading

Posted in News | Comments Off