Digital Audio: Part 17 - Filters And Stability October 28^th 2021 - 09:00 AM

The recursive filter has the advantage of using less hardware, but is more complex to understand.

Microphones: Part 7 - Microphones For Stereophony October 25^th 2021 - 09:00 AM

Once the basic requirements for reproducing sound were in place, the most significant next step was to reproduce to some extent the spatial attributes of sound. Stereophony, using two channels, was the first successful system.

Digital Audio: Part 16 - Filters, Direct Implementation September 24^th 2021 - 09:00 AM

There are two approaches to digital filtering. One is to implement the impulse response directly. The other is to use recursion. Here we look at the direct implementation.

Microphones: Part 5 - The Variable Directivity Microphone September 1^st 2021 - 09:00 AM

The variable directivity microphone is very popular for studio work. What goes on inside is very clever and not widely appreciated.

Digital Audio: Part 15 - Filters August 30^th 2021 - 09:00 AM

Digital filters are ubiquitous. That has happened because they have significant advantages over the technology they widely replaced.

Remote RF Monitoring Over IP July 2^nd 2021 - 09:00 AM

Remote broadcast transmitters were once logged and controlled from studios over a standard telephone line, and monitored on a consumer TV. The alarm was the GM calling the Master Control Red Phone.

Digital Audio: Part 12 - Sampling Rate Conversion June 9^th 2021 - 09:00 AM

In real systems the issue of sampling rate conversion arises frequently but fortunately there are plenty of solutions.

Practical High Dynamic Range (HDR) Broadcast Workflows - Part 2 May 4^th 2021 - 09:00 AM

There is a school of thought that suggests increasing the brightness through the contrast control on a television will give a higher dynamic range. However, this doesn’t necessarily increase the contrast ratio. Quantization noise is the enemy of dynamic range and increasing brightness in a system with a low b…

Practical High Dynamic Range (HDR) Broadcast Workflows - Part 1 April 27^th 2021 - 09:30 AM

HDR is taking the broadcasting world by storm. The combination of a greater dynamic range and wider color gamut is delivering images that truly bring the immersive experience to home viewers. Vibrant colors and detailed specular highlights build a kind of realism into broadcast productions that our predecessors could only…

ATSC 3.0 : Right Place, Right Time April 9^th 2021 - 09:00 AM

Many people and cultures celebrate special New Year dates. Organizations designate fiscal years. Broadcasters traditionally mark their new technology year mid-April, at annual NAB Shows. Old habits die hard.

The US NPT EAS Test September 29^th 2023 - 09:00 AM

The FCC recently announced plans for national EAS tests. The first EAS test was on 9 November 2011 at 2 pm EST. The result was that approximately half the participants didn’t receive the test message for myriad technical reasons. It took the Commission five years to develop a better EAS plan. Is i…

Compression: Part 12 - The Evolution Of Video Compression September 27^th 2023 - 09:00 AM

Having considered all of the vital elements of moving image coding this final part looks at how these elements were combined throughout coding history.

The Streaming Tsunami: Part 5 - Scaling With The Audience At The Edge September 26^th 2023 - 09:00 AM

The Edge network scales with the audience. The more people that stream concurrently, or the higher the average bitrate requested by a consistently sized audience, the more capacity the Edge network needs. Achieving best possible efficiency at the Edge requires intelligently managing content and performance monitoring, tuning the infrastructure specifically…

A Practical Guide To RF In Broadcast: Transmitter Plant Planning September 25^th 2023 - 09:00 AM

Broadcast transmitter facility planning, design and construction… and what an engineering consultant can help with.

Understanding The Client-Side OTT Customer Experience September 22^nd 2023 - 09:00 AM

The criticality of service assurance in OTT services is evolving quickly as audiences grow and large broadcasters double-down on their streaming strategies.

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