cafgroup.org cafgroup.org

cafgroup.org

Overview

Loudspeaker and Amplifier Specifications- De-mystified! Sound system designers must routinely select and deploy power amplifiers for their projects. This can be a daunting task, as there are many things that must be known. Rating do I use? Will it produce with my loudspeaker at various distances? Will it draw from the utility company under various load conditions? Will it generate in the amplifier rack under various load conditions? Provided by the manufacturer? How do I compare. What is the CAF? There a...

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CONTACTS AT CAFGROUP.ORG

Charles Brown

8780 ●●●●●ng Rd

Gre●●●lle , Indiana, 47124

US

1.81●●●●3763
cp●@synaudcon.com

View this contact

Charles Brown

8780 ●●●●●ng Rd

Gre●●●lle , Indiana, 47124

US

1.81●●●●3763
cp●@synaudcon.com

View this contact

Charles Brown

8780 ●●●●●ng Rd

Gre●●●lle , Indiana, 47124

US

1.81●●●●3763
cp●@synaudcon.com

View this contact

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Overview | cafgroup.org Reviews
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Loudspeaker and Amplifier Specifications- De-mystified! Sound system designers must routinely select and deploy power amplifiers for their projects. This can be a daunting task, as there are many things that must be known. Rating do I use? Will it produce with my loudspeaker at various distances? Will it draw from the utility company under various load conditions? Will it generate in the amplifier rack under various load conditions? Provided by the manufacturer? How do I compare. What is the CAF? There a...
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1 ommon
2 mplifier
3 ormat
4 overview
5 the quick tour
6 caf reference
7 calculator
8 samples
9 resources
10 articles
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Overview | cafgroup.org Reviews

https://cafgroup.org

Loudspeaker and Amplifier Specifications- De-mystified! Sound system designers must routinely select and deploy power amplifiers for their projects. This can be a daunting task, as there are many things that must be known. Rating do I use? Will it produce with my loudspeaker at various distances? Will it draw from the utility company under various load conditions? Will it generate in the amplifier rack under various load conditions? Provided by the manufacturer? How do I compare. What is the CAF? There a...

INTERNAL PAGES

cafgroup.org cafgroup.org
1

Calculator

http://www.cafgroup.org/calculator.html

A freeware Windows calculator for. 1 Select the amplifier sine wave rating using the Amp Level. 2 Determine the RMS voltage output using the Signal Crest Factor. 3 Select the loudspeaker's average sensitivity using the Avg. Sens. 4 Select the axial listener distance using the Distance. 5 Read peak or RMS SPL on the meter. RMS is slow response. 6 Re-adjust amplifier size to target SPL on meter. Note the RMS voltage to the loudspeaker on the Voltmeter. Note the Watts to Ldspk. Next to the sound level meter.

2

Related Links

http://www.cafgroup.org/related-links.html

Synergetic Audio Concepts, Inc. Greenville, IN 47124.

3

CAF Reference

http://www.cafgroup.org/caf-reference.html

13 Maximum Output Voltage. 14 Maximum Input Voltage. 17 Frequency Response Deviation. 19 Common-Mode Rejection Ratio (CMRR). 112 Fan Noise Level. Input vs. Output Level. Frequency Response (20 Hz 20 kHz). Frequency Response (2 Hz 80 kHz). THD Ratio vs. Frequency. IMD Difference Frequency Distortion. Group Delay vs. Frequency. Common-Mode Rejection Ratio (CMRR). Input Impedance by Voltage Divider Method. Test Jig for CMRR Measurement. The objective of the CAF is simple:. 1 We had to pick something. It is ...

4

The Quick Tour

http://www.cafgroup.org/the-quick-tour.html

A CAF report consists of three major sections. Please download a report from the Samples menu for examination. 1 General Summary -. This is the home page of the report. It gives the physical attributes of the amplifier, along with some. Common one number performance metrics. It contains links (blue text) to the other parts of the report. 2 The Voltage,Power I/O Matrix. 3 The Plots Section.

5

Overview

http://www.cafgroup.org/index.html

Loudspeaker and Amplifier Specifications- De-mystified! Sound system designers must routinely select and deploy power amplifiers for their projects. This can be a daunting task, as there are many things that must be known. Rating do I use? Will it produce with my loudspeaker at various distances? Will it draw from the utility company under various load conditions? Will it generate in the amplifier rack under various load conditions? Provided by the manufacturer? How do I compare. What is the CAF? There a...

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TOTAL PAGES IN THIS WEBSITE

8

LINKS TO THIS WEBSITE

etcinc.us etcinc.us

Links

http://www.etcinc.us/links.html

Room Modeling Programs (in alphabetical order). The Common Loudspeaker File Format. The Common Amplifier Format. R and D Team. Pro Sound Testing, Inc. Excelsior Audio Design and Services.

etcinc.us etcinc.us

Home

http://www.etcinc.us/index.html

Test and Measurement Services for the Professional Audio Industry. Proud supporter of the Common Data Formats. Sound system designers use computer-modeling programs to select and place loudspeakers in a room. These programs must have accurate component specifications for both loudspeakers and amplifiers. This assures accurate coverage and sound pressure level estimates. Crown announces support of Common Amplifier Format. Read. Electro-acoustic Testing Company, Inc. is now Pro Sound Testing, Inc.

etcinc.us etcinc.us

About Us

http://www.etcinc.us/about-us.html

Pro Sound Testing, Inc. Is owned and operated by Pat and Brenda Brown. It is the sister company to Synergetic Audio Concepts, Inc. SynAudCon is a pro audio training company that provides in-person training worldwide, as well as web-based training courses. Visit our site at prosoundtraining.com. Pat has been involved in high resolution measurement work since the 1980's, his first real analysis system being the Techron TEF12 Plus. It cost over $10,000 (1986 dollars! Starting a Measurement Lab. Measurement ...

speakertest.net speakertest.net

Home

http://www.speakertest.net/index.html

Test and Measurement Services for the Professional Audio Industry. Sound system designers use computer-modeling programs to select and place loudspeakers in a room. These programs must have accurate component specifications for both loudspeakers and amplifiers. This assures accurate coverage and sound pressure level estimates. Pro Sound Testing, Inc. is an independent test lab. We provide audio and acoustic testing services for the professional audio industry. Audio Precision Loudspeaker R&D module.

speakertest.net speakertest.net

About Us

http://www.speakertest.net/about-us.html

Pro Sound Testing, Inc. Is owned and operated by Pat and Brenda Brown. It is the sister company to Synergetic Audio Concepts, Inc. SynAudCon is a pro audio training company that provides in-person training worldwide, as well as web-based training courses. Visit our site at prosoundtraining.com. Pat has been involved in high resolution measurement work since the 1980's, his first real analysis system being the Techron TEF12 Plus. It cost over $10,000 (1986 dollars! Starting a Measurement Lab. Measurement ...

speakertest.net speakertest.net

Links

http://www.speakertest.net/links.html

Room Modeling Programs (in alphabetical order). The Common Loudspeaker File Format. The Common Amplifier Format. R and D Team. Pro Sound Testing, Inc. Excelsior Audio Design and Services.

prosoundtesting.com prosoundtesting.com

Links

http://www.prosoundtesting.com/links.html

Room Modeling Programs (in alphabetical order). The Common Loudspeaker File Format. The Common Amplifier Format. R and D Team. Pro Sound Testing, Inc. Excelsior Audio Design and Services.

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TOTAL LINKS TO THIS WEBSITE

17

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Overview

Loudspeaker and Amplifier Specifications- De-mystified! Sound system designers must routinely select and deploy power amplifiers for their projects. This can be a daunting task, as there are many things that must be known. Rating do I use? Will it produce with my loudspeaker at various distances? Will it draw from the utility company under various load conditions? Will it generate in the amplifier rack under various load conditions? Provided by the manufacturer? How do I compare. What is the CAF? There a...

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