Audio and Video

Android tablet to HDMI

How to get your tablet or smart phone display graphics to show on your AV system? Year ago there were HDMI outputs built into several tablets, but nowadays you very rarely see HDMI port in tablet. ✔️ 1. Direct HDMI or micro-HDMI port Some Android tablets have a micro-HDMI or even a full-size HDMI port.

Friday Fun: Sound check day

The day is here! International Sound Check Day Check one two, one two, one two. It’s International Sound Check Day! First held on one two, one two, one two (12/12/12), International Sound Check Day is a play on the date it is held and celebrates the sound check. Five minute sound check https://youtu.be/LzI54x6nork?si=gku8iQppqkAUhVuH

Audio cable difference analysis

To scientifically analyze the difference between audio interconnects (such as copper vs. silver, or different types of insulation or shielding), you need to approach it from both a measurements standpoint and a listening tests perspective. Here’s a structured approach you can take: 1 1. Objective Measurements: The first step is to use measurement equipment to

Audio compression

What Is Compression in Audio? Understanding the Two Types The word compression is often used in audio production, but it can mean different things depending on the context. Generally, compression refers to reducing something — either the dynamic range of an audio signal or the file size of an audio recording. While both processes are

Power cable snake oil

I don’t see any technical benefit of this cable construction for this application. – because there isn’t https://www.facebook.com/share/p/1CvWzJAZSN/ The reason is that it looks cool so people who don’t understand anything else will pay for it. So does he have mini pylons that he strings them across so that they don’t touch like they do

Digital audio mixer history

In today’s world of audio production—whether for music, podcasts, broadcasting, or live performances—digital audio mixers are the heart of the operation. These powerful tools allow sound engineers to balance, blend, and shape multiple audio signals. Analog mixers offer raw simplicity and tactile immediacy. Compared to them digital mixers provide versatility, automation, and a boatload of

Bad amplifier design

I saw this at Facebook at https://www.facebook.com/share/p/1YitRKKmxy/ Can burn loudspeaker and transformer due DC flowing Dc quite probably saturates transformer core-> lots of distortion and very little sound Even if works the transformer is expensive and limits sound quality Very low impedance sound input is less than 30 ohms – which means this circuit does

100 years of sound

Congratulations to the Shure Company, celebrating their 100th anniversary on April 25, 2025. S.N. Shure founds the Shure Radio Company in Chicago, Illinois, marking the beginning of a legacy in audio innovation. The name Shure has long been associated with quality, innovation, and a deep understanding of sound. Shure is best known of their microphones