Audio and Video

DOSbox runs old DOS software

This posting tells the story how I got a video made of my old computer demo from almost 25 years ago. The story of that computer demo told in Computer Demo: Bogus Party III Video by Bogus Device posting. That old program was designed to run on DOS operating system on a pretty old hardware.

Behringer B208D teardown

This is a teardown of Behringer B208D active PA speaker. Inside Here is input pre-amplifier Look inside power electronics metal box Inside here is swich mode power supply (mains to around +-27V) and amplifier board. Amplifier board has 160W class D amplifier chip (below board and possibly broken) for driving low frequency speaker element, 40W

Computer Demo: Bogus Party III Video by Bogus Device

This is a story goes back to around 25 years. This a a story of Bogus Party III Video by Bogus Device computer demo that I was making in 1993. The demoscene is an international computer art subculture focused on producing demos: self-contained, sometimes extremely small, computer programs that produce audio-visual presentations. The purpose of

Demoscene – ASSEMBLY Summer 2018 Watch the demo competition live on Finnish national TV! The legendary Assembly demo competition will be shown live on national (Finnish) YLE TV2 channel on Saturday August 4 starting around midnight after the ROG Tournament CS:GO Finnish Championship 2018 Finals. You can view event also on-line: AssemblyTV hosts interviews, chats and of course the

Remote powering in audio

Remote powering implies that the power equipment is not local but some distance away.  This article is remote powering audio edition. It can be seen a continuation of my earlier Remote powering over communications cabling posting series. Microphone: Plug-in-power Plug-in power is designed to power electret microphones through same audio cable that carries audio. Most

Cheap poor HDMI to USB converter

Here is a story of one cheap HDMI digitizing device. I have wanted to connect devices with HDMI output Open Broadcast Studio video mixer/streaming software running on PC. Usually HDMI to USB adapters are expensive boxes (around $100 or more). But the I saw this really cheap (€16,15 / US$ 18.99) Mini Portable HD USB

Friday Fun: 10+ Reasons Not To Trust Photos You See On Social Media Behind the majority of great pictures there’s a skilled and creative photographer, but how creative can they get? Sure, nowadays digital manipulation is a big part of the final image but a lot of photographers still use physical work in ways that the rest of us couldn’t even come up with. Compiled by Bored