Audio and Video

CES 2023

The Consumer Electronics Show, or CES, is held every year in Las Vegas. The world’s biggest annual consumer technology show is ready and raring to welcome back thousands of exhibitors and media to Las Vegas in the first week of the year. CES 2023 will host around 2,400 exhibitors. CES is typically where many of

Guitar effect DSP from Finland

What do Foo Fighters, Slipknot and Wintersun have in commo? The common thing are guitar and bass effect boxes come from Finland. Finnish Darkglass Electronics and Neural DSP export state-of-the-art instrument technology to the world. Neural DSP is developing technology to advance the state of the art in the music industry – mainly effect plug-ins

Star-quad cable

Star quad cable is a type of balanced audio cable that specializes in reducing electromagnetic interference. Quad cable is better at rejecting external noise than an equivalent single pair cable. Star-quad cable is a four-conductor cable that has a special quadrupole geometry which provides magnetic immunity when used in a balanced line. Four conductors are

Speaker DC protection

DC signals also affect the movement of the speaker cone which may result in a reduction of audio quality, although low level DC doesn’t damage the speaker. If you were to apply more than a little DC power to speakers, this will cause the voice coil to heat up significantly, which would likely cause damage.

AV disaster: PowerCON plugged

No audio signal. Only humming. This is how 6.3 mm plug and PowerCON meet. There are XLR and Speakon combo connectors designed for things like this. But this is PowerCON connector designed to carry mains power. Read more on PowerCON at https://www.epanorama.net/newepa/2018/10/01/powercon-connector/ Fortunately the 6.3 mm plug here only connects to the center ground pin.

AV connections disasters: Speakon mistakes

You can plug 6.3 mm (1/4″) plug to some (but not all) Neutrik Speakon connectors. I mean incorrectly like this: Or like this When you can make the plug to fit in, the plug shorts 1+ to 2+ connections with some potentially bad consequences. Also the 14″ plug can get short circuited. Fun fact is

Phantom power issues

48 volt phantom power that is common in pro audio mixer mic inputs can kill the sound card in your laptop or computer (and some other devices). Here Dave Rat shows a quick and easy test to make sure you do not accidentally damage your valuable computer. Don’t Let Phantom Power Kill Sound Cards –

Friday Fun: AI music videos are here

This modern era of GPU-accelerated AI applications have their benefits. Pulling useful information out of mountains of raw data, alerting users to driving hazards, or just keeping an eye on bee populations are all helpful. Lately there has been a rise in attempts at producing (or should that be curating?) with help of AI works

Speakon power

I just saw this Facebook post in AC Disaster group and had to react to it! Source: Post by Jerry Hicks at AV Disasters Facebook group (used with permission) Almost clever! You can actually plug in US charger to speakon connector and have it to make contact with two “pins” (1- and 2-). You can