Audio and Video

Audio signal panning →

Here is a collection of links to information on the history of the PC sound and PC sound cards. LGR – Evolution of PC Audio – As Told by Secret of Monkey Island Evolution of PC Graphics and Sound as told by The Secret of Monkey Island Before sound cards Before Soundcards were common place, →

VituixCAD is loudspeaker simulation software. Design philosophy is to simulate loudspeaker behavior in full space or half space. Even though emphasis is on power response, polar responses and directivity index, it is possible to design a loudspeaker without comprehensive angled measurements. This is not encouraged though. Software package includes everything one needs for simulating and →

LAN iSilencer Audiophile Ethernet Dongle Claims to ‘Quiet Your Network’ article says that at ‘just’ $100, it seems like a “bargain” compared to some audiophile Ethernet cables. iFi-Audio has released the LAN iSilencer, an audiophile accessory which aims to “quiet your network.” According to the Ethernet dongle designers in Japan, this product removes digital signal →

DJing is the act of playing existing recorded music for a live audience. The modern DJ’s role as a performer who creates a seamless and extended mix of music for a dance party or club atmosphere evolved from radio personalities who introduced and played individual selections of recorded music on broadcast radio stations. A disc →

The consumer market has adopted High-Definition Multimedia Interface (HDMI®) technology in TVs, projectors, and other multimedia devices, making HDMI a globally recognized interface. HDMI is a very popular video interface, but not everything have HDMI inputs or outputs. An HDMI converter is a device that converts an HDMI signal to another format — and vice →

A resistor is a resistor, a coil is a plain ol’ inductance, and a capacitor is a capacitor – or so you thought. Alas, life isn’t quite so trivial… There are non-ideal properties of real components. Capacitors have non-idealities that you should know about when designing electronics circuits. If you are building high frequency circuits →

Here are links to some useful audio measurement software: https://www.roomeqwizard.com/ Many people rely on the Room EQ Wizard (REW) software. This “donationware” program measures every aspect of room acoustics (e.g., frequency response, reverb decay times, and much more). It also includes a distortion analyzer to measure the distortion of loudspeakers. Coupled with a high-quality sound →

A video wall is a collection of video displays tiled together to create a large single screen, often used to view large amounts of data. Video switchers and converters are indispensable tools for video professionals. Video switchers and converters are essential tools in the realm of audiovisual production, broadcasting, and multimedia content creation. I have →

Video switchers and converters are indispensable tools for video professionals.Video switchers and converters are essential tools in the realm of audiovisual production, broadcasting, and multimedia content creation. I have worked on the field and own devices on this category myself. Video switchers, also known as vision mixers or production switchers, are extensively used in live →