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Audio Design Engineer; systems, loudspeakers, cd/dvd players, etc. I am knowledgeable in all high end audio equipment and installations. MAKE SURE YOU GIVE A MAKE AND MODEL NUMBER AND CAR IF IT IS AN AUTO QUESTION. Note: I am getting some who ask good questions that take a lot of time to research but then the questioner fails to read the answer. Please don't ask questions unless you are seriously looking for an answer. If you find an answer to your question otherwise then let me know with your reply. Thank you.

Experience in the area

Have been associated with audio design, standards, testing and component systems for over 40 years.


Life Fellow Member of Audio Engineering Society Life Senior Member of Institute of Electronic and Electrical Engineers


Review technical manuscripts for IEEE Spectrum Write occasionally for high-end audio publications



Past/Present Clients

Past Employee/advisor to several well known audio products manufacturers

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Recent Answers from Cleggsan

2017-01-10 Church Audio:

Yes, augmenting the system with more speakers is a legitimate method.  And, not only more speakers, properly placed, can fill in the sound areas where audio strength is needed.  Power level of the amplifiers

2017-01-10 Church Audio:

I see nothing wrong with your proposal.  It may be an improvement for driving the speakers and the 70v Mackie should really be using 70v transformers to connect the speakers.  Transformers are usually

2016-12-02 Home Audio Ignorant:

A good place to start is which carries reviews of all kinds.  You can search it for stereo receivers.  Another good place to study is which has many helps and hints for starting

2016-12-01 Crown XLS 2000 Amplifier speaker connection:

Well, it doesn't quite work that way.  Six speakers in parallel is 8/6 = 1.3 ohms. That is too low for one channel.      It would be more ideal if you could get by with 8 speakers; 4 on each side of the

2016-11-29 Crown XLS 2000 Amplifier speaker connection:

Nothing wrong with the speaker units you have described.    Here is the engineering matter you must conform to. The impedance load on the amplifier must be observed so as to not overload the amplifier


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