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Videos & Blogs.

Explore our latest insights through videos and blog posts. Use the filter below to view videos, blogs, or see everything in one place.
127 results found.

What is an AV source?

HowToAV looks at the AV Source - the player, media storage or media creation device within a professional or domestic audio visual system, from which the AV content originates (whether that be audio, video or both).

What is an IP Rating?

An explanation of what IP Ratings are used for and how to understand what they mean. Including solid particle and liquid ingress protection charts.

What is ‘Bus Powered’?

There are a number of USB devices on the market which are described as being ‘bus powered'. But what does this actually mean? HowtoAV.tv has the answer.

What is HDR (High Dynamic Range)?

HowToAV.tv speaks to Atlona Training Director Ken Eagle about the latest high performance display technology: HDR (High Dynamic Range).

What is Near Field Communication?

NFC or 'Near Field Communication' is one of the most recent wireless connectivity technologies. HowToAV explains and takes a look at how it might be applied in future AV applications.

What is RS-232 Control Protocol?

As integration of audio visual equipment and automation systems continually develops – both in commercial and residential systems – you’ll notice ‘RS-232 connectivity’ appearing on an increasing number of device specifications.

What is Sound Masking?

CIE's HowToAV.tv takes a look at Sound Masking and Music Masking for an improved working environment

What is Wireless Inductive Charging?

Wireless Inductive Charging is fast to be a popular way to charge your mobile phone and digital pads wirelessly.

Which HDMI cable is best?

CIE's HowToAV talks to cable expert James Chen from Kordz to discuss how HDMI cable performance standards should be considered for a professional AV system.

Read our latest news

Introducing STid Core Start: plug-and-play high-security access control

Core Start removes the barriers to modern access control, giving installers and end users a secure, scalable and easy-to-deploy solution from the moment it’s installed.

CIE’s Grahame James Steps Into the Ring for Macmillan Cancer Support

On 10 April 2026, CIE Group’s Grahame James will step into the boxing ring for the very first time to take on a White Collar Boxing challenge in support of Macmillan Cancer Support.

CIE announces Pete as the New Commercial Audio Specialist

CIE Group is pleased to announce that Pete George has taken on a new role as Commercial Audio Specialist for the UK, providing dedicated audio expertise to our customers.
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