Pat Brown, Author at Prosoundtraining

About Pat Brown

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Meanwhile lets just say that we are proud Pat Brown contributed a whooping 157 entries.

Entries by Pat Brown

Common Amplifier Format: AtlasIED DPA 1202

June 3, 2019 in Electronics, SynAudCon Library /by Pat Brown

by Pat Brown

Pat Brown continues with the Common Amplifier Format (CAF) series. In this article, he overviews the AtlasIED DPA 1202 amplifier.

The Common Amplifier Format (CAF) series continues with the examination of an amplifier designed for the commercial … Read more

The Nyquist Plot – Part 1

June 3, 2019 in Signal Processing, SynAudCon Library, Test and Measurement /by Pat Brown

by Pat Brown

The Nyquist plot is a powerful tool for examining audio filters, both analog and digital. It has been added to the latest version of Filter Hose.

I’ve had many instruments come and go through the years. The … Read more

Amplifier Loading – The Parade Route Scenario

April 30, 2019 in Electronics, Practical Audio Blog, SynAudCon Library /by Pat Brown

In the article, Pat Brown describes several ways that loudspeakers can be driven using a parade route scenario.

There are several competing philosophies among audio power amplifier designers as to how an amplifier should behave under load. They can be … Read more

Common Amplifier Format: Crown CTs 2000

April 30, 2019 in Electronics, SynAudCon Library /by Pat Brown

by Pat Brown

Pat Brown continues with “Common Amplifier Format (CAF)” series. In this article, he overviews the Crown CTs 2000 amplifier, a workhorse in the commercial sound market.

Crown Audio makes a lot of amplifier models to address the

Common Amplifier Format: Ashly SRA-4150

April 3, 2019 in Electronics, SynAudCon Library /by Pat Brown

by Pat Brown

Much can be learned about amplifiers by reviewing/comparing a common set of specifications that were collected in the same manner. In this series, I’ll use the Common Amplifier Format (CAF) to periodically overview a selected make and

Room Survey 37 – Crossroads Fellowship

March 30, 2019 in SynAudCon Library /by Pat Brown

by Pat Brown

Our spring 2019 Sound System Design seminar was held at Crossroads Fellowship in Raleigh, NC. The massive building is a converted power tool distribution warehouse, gutted and redesigned as an assembly space for Crossroads Fellowship church. It … Read more

CAF Voltage Divider Calculator Illustrates the Maximum Power Transfer Theorem

February 22, 2019 in Electronics, SynAudCon Library, Training Videos /by Pat Brown

by Pat Brown

A Voltage Divider Calculator is the latest addition to the CAFViewer. Pat uses the calculator to illustrate the “Maximum Power Transfer Theorem” which states that an impedance-matched interface transfers the most power from a source to

Driving the 4 ohm Load

January 11, 2019 in Electronics, SynAudCon Library /by Pat Brown

by Pat Brown

Amplifier power ratings are good for window shopping and water cooler chats. If you need to drive a real-world 4 ohm Load, you need the matrix.

Long ago, 8 ohms was established as a practical impedance for

Blast from the Past – The SynAudCon Slide Rule

December 7, 2018 in General, Practical Audio Blog /by Pat Brown

Many have fond memories of the SynAudCon slide rule. This cardboard wonder could do many useful sound system calculations, and was once a main stay of our seminars. In the early 2000’s we replaced it with our Audio Click-Rule app … Read more

A New Tool for Sound System Training

December 7, 2018 in Electronics, General, SynAudCon Library /by Pat Brown

Few areas of audio have become more confusing than amplifier power ratings. We have developed a tool to remove the veil, revealing not only the power rating, but what it is based upon.

We’re now in our third decade at … Read more

About Pat Brown

Entries by Pat Brown

Common Amplifier Format: AtlasIED DPA 1202

Pat Brown continues with the Common Amplifier Format (CAF) series. In this article, he overviews the AtlasIED DPA 1202 amplifier.

The Nyquist Plot – Part 1

The Nyquist plot is a powerful tool for examining audio filters, both analog and digital. It has been added to the latest version of Filter Hose.

Amplifier Loading – The Parade Route Scenario

In the article, Pat Brown describes several ways that loudspeakers can be driven using a parade route scenario.

Common Amplifier Format: Crown CTs 2000

Pat Brown continues with “Common Amplifier Format (CAF)” series. In this article, he overviews the Crown CTs 2000 amplifier, a workhorse in the commercial sound market.

Common Amplifier Format: Ashly SRA-4150

Much can be learned about amplifiers by reviewing/comparing a common set of specifications that were collected in the same manner. In this series, I’ll use the Common Amplifier Format (CAF) to periodically overview a selected make and

Room Survey 37 – Crossroads Fellowship

CAF Voltage Divider Calculator Illustrates the Maximum Power Transfer Theorem

A Voltage Divider Calculator is the latest addition to the CAFViewer. Pat uses the calculator to illustrate the “Maximum Power Transfer Theorem” which states that an impedance-matched interface transfers the most power from a source to

Driving the 4 ohm Load

Amplifier power ratings are good for window shopping and water cooler chats. If you need to drive a real-world 4 ohm Load, you need the matrix.

Blast from the Past – The SynAudCon Slide Rule

A New Tool for Sound System Training

Few areas of audio have become more confusing than amplifier power ratings. We have developed a tool to remove the veil, revealing not only the power rating, but what it is based upon.

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