Audio and Video

Friday Fun: Amazing Vectorscope Animations

Nerdalert: German TV Producers’ Amazing Vectorscope Animations article tells that German weekend late-night comedy show “Neo Magazin Royale” has a bunch of super-nerds behind the screens in the production studio. This is apparently what they do when they’re (not) working: making test screens that render as multiple animations on their test equipment. While others out →

Cheap USB2.0 video capture

I got a new laptop (Windows 8), but I occasionally needed to capture analogue video. What device to use with it? My older USB capture hardware was not compatible, so I needed a new one. Preferably something cheap. I found USB2.0 Video TV Tuner DVD Audio Capture Card Converter Record Receiver as suitable looking product →

MEMS Mics Are Taking Over

The world of microphones is changing at least on handheld gadgets. MEMS Mics Taking Over article is telling that almost every mobile device has ditched its old-fashioned electret microphone invented way back in 1962 at Bell Labs. Most microelectromechanical (MEMS) microphones just copy the basic principle driving electrets, electrically biased diaphragms whose capacitance changes as →