Audio and Video

MIDI 2.0™ Prototyping has started

Decades old MIDI is going to advance with new major specification change. The MIDI Manufacturers Association (MMA) and the Association of Music Electronics Industry (AMEI) announce MIDI 2.0TM Prototyping The MIDI Manufacturers Association (MMA) and AMEI (the Japanese MIDI association) have finalized the core features and name for the next generation MIDI protocol: MIDI

Analog vs digital HDTV for CCTV cameras

For some time it seems that analogue video has seemed die in many applications when digital technologies have replaced the analog video technology. For example the trend in video surveillance systems that old legacy analogue composite video systems are replaces with digital camera interfaces that range from SDI to IP video. In normal video systems

DI boxes

Direct boxes (also known as DIs, which stands for “Direct Inject”) began as a way to resolve a basic impedance mismatch between electro-dynamic guitar pickups (high impedance unbalanced) and sensitive studio electronics (quite low impedance balanced). Still today the primary function of DI boxes is to take an unbalanced, high-impedance signal and convert it to

Microphone videos

Here is a collection of interesting videos on microphones and microphone technologies: Audio 101: Microphones Dynamic vs Condenser Microphones, What’s the Difference? Audio recording tutorial: The different microphone types | XLR vs USB Microphones, Which Should You Buy? $22 MICROPHONE VS $3600 MICROPHONE | Andrew Huang Voice-over Microphone || DIY or Buy How a

USB sound card repair

I ordered this cheap (around $10-15) 5.1 channel USB sound card from China few years ago. The device does not have markings on the box so hard to day which exact model it it was. It seems that there are several similar looking cards available at and even today. CM6206-LX based USB Sound