Nixie Display (5): Schematics and PCBs in KiCAD
[other parts of this series] After the breadboard version of the circuit was proven to be functional and the software I came up with was working I decided to use KiCAD to make useful schematics and design my own PCB that I can use in …
Nixie Display (4): Final Program and One Nixie
[other parts of this series] By now I had two working Arduino programs (sketches) and a PHP script on my own web server. When you call it (type in it’s address: http://mixedtinkerings.com/tillefon/calcscplays.php?SCUserID=229446377&SCApiClientID=JlZIsxg2hY5WnBgtn3jfS0UYCl0K8DOg) the PHP script uses the SoundCloud API to retrieve JSON-formatted information about a …
Nixie Display (3): Serializing Digits
[other parts of this series] Next I had to come up with some Arduino methods that would take a number and make a series of 0s and 1s out of it and then output those through the pins of my chip to the shift registers …
Nixie Display (2): APIs and Parts
[other parts of this series] The first thing I did was go on eBay and buy twelve cheap Nixie IN-12A tubes. They don’t have the decimal point like the IN-12B but I don’t need it. Then I watched Dave’s EEVBlog videos again quite a few …
Nixie Tube Display (1): Play Counter for SoundCloud, The Idea
[other parts of this series] I want to build a counter display that tells me how many people have hit PLAY on my track on SoundCloud in total in all times so far. The idea came to me when I watched Dave’s EEVblog Youtube video …
My First Multimeter: “DT-3800” From 1990
This is my very first multimeter. I bought it in 1990 when I was 14 years old. Back then it cost DM50,- (Deutsche Mark in West Germany). It still works, though I don’t really use it anymore. Its best feature is its instant continuity buzzer. …
RF-Explorer
My newest favourite tool is the RF-Explorer 6G combo. I originally bought it to check out the frequemcies for the wireless lav mics I work with as a sound guy on set for tv and movies. But it turns out that the thing is also …
Syncing Video and Audio using Tentacles
Testing Tentacles to synchronize via Timecode the video files of my Canon 5D Mark III DSLR to the sound files of my Tascam HD-P2 audio recorder. The camera doesn’t have a TC input, so I record it to the mic input on one of the …
DIY Coat Rack
This year for christmas I built a nice coat rack as a present for my sister. I thought I’d just share the idea. It’s actually really simple. All you need is a wooden board some nice-looking hooks a decorative piece of fabric or a photo …
Dead Woofer in Opera Active PA Speaker
The other day I got my two Opera Live 210 active PA speakers out and I noticed that in one of them only the tweeter was working. Oh no! So I decided to take it apart since it is way too old to be eligible …
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