EDA, Incorporated

Acoustics &
Audio Engineering

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Speaker Design


ACOUSTICS CALCULATORS (JAVA SCRIPT) - EnviroMeasure Noise & Vibration Consultants, UK VERY EXTENSIVE. For more information see EnviroMeasure Noise & Vibration Consultants, UK

Examples from the current '16' Acoustics Calculators include

Calculation of Frequency Weightings (A,C,U and AU)

Calculation of Infrasonic Frequency Weightings

Loudness Calculator (Stevens Method)

Speed of Sound Calculator

Vibration Isolation - Transmissibility

ACOUSTICS CALCULATORS FOR THE INTEGRATION OF SOUND AND VIDEO SYSTEMS - Mc Squared System Design Group, North Vancouver, BC, Canada VERY VERY EXTENSIVE. "We are focussed on the integration of the sound and video systems and the architectural environment the systems operate in." For more information see JavaScript Features Page or Mc Squared System Design Group

Some examples of over '16' Acoustics Calculators include

Decibels and Distance Calculator

Quickie 2kHz Reverb Time Calculator

Room Mode Calculator

The Speech Intelligibility Calculator

Wavelength of Sound Calculator

RT60 ACOUSTICS CALCULATOR - TSC/Trinity Sound Company VERY EXTENSIVE. "RT60 is an acoustical measurement used to calculate reverb time decay." "Materials include: Brick, Drapery, Glass, Marble, Plaster on Lath, Plywood Paneling, Wood, Terrazzo, Tile etc." For more information see Tech Talk or TSC/Trinity Sound Company

Speaker Design

AUDIO: SOUND, SPEAKERS, CROSSOVERS, HOME THEATER ETC. - S.Westenskow, Obsession Audio Multimedia Tutorials (Text, Images & Calculators). VERY EXTENSIVE. For more information see Obsession Audio

Some examples from over "15" Calculators/Tutorials include

Optimal Home Theater Room Dimensions calculator

Butterworth Third-Order crossover formulas and calculator

Design a Driver Attenuation Circuit

Design a resonance equalizer circuit

CROSSOVER CALCULATOR (SHOCKWAVE) - C. Zirk, Eastern Michigan University VERY EXTENSIVE. For more information see The Audio Page or Calvin's Home Page

Other Shockwave Calculators include

Acoustic Suspension

CROSSOVER CALCULATORS - Custom Car Stereo VERY EXTENSIVE. 5 in 1 calculator: includes: First Order Crossover (6db/octave); Second Order Crossover (12db/octave); Third Order Crossover (18db/octave); Fourth Order Crossover (24db/octave) & Zobel Circuit (Impedance Stabilization). For more information see Custom Car Stereo

DIY AUDIO: CIRCUIT & BOX DESIGN CALCULATORS - M. LaLena VERY VERY EXTENSIVE. For more information see Michael LaLena's Home Page

Some examples from over "8" Calculators include

Box Designer

Series Notch Filter Designer

Impedance Equalization Circuit Designer

HORN SPEAKER DESIGN (JAVA APPLETS) - J. Melhuish For more information see James Melhuish's Audio & Music Home Page

Examples of Applets include

Exponential/Hyperbolic Contour Calculator

Tractrix Contour Calculator

INTERACTIVE SPEAKER DESIGN CALCULATORS - J. Hartikainen, Interactive Speaker Design, Kuopio, Finland VERY EXTENSIVE.

ISHTEK THIELE-SMALL SPEAKER DESIGN - CALCULATOR (JAVA APPLET) - Ishtek VERY EXTENSIVE. "The speaker design program which you can access via this page uses Thiele-Small parameters for a speaker, and allows you to calculate various designs. The two primary style of speaker designs handled by the program are horn-loaded cabinets and vented cabinets." For more information see Speaker Design Page or ISHTEK

ONLINE ENCLOSURE CALCULATORS - KBápps, Seattle, WA VERY VERY EXTENSIVE. "These Online Calculators are sound technician's dream for designing speaker enclosure systems."

SUB BOX CALCULATORS - Custom Car Stereo 3 in 1 calculator: includes: Box Dimensions Calculator; Solid Object Volume Calculator & Conversion Facotrs Calculator. For more information see Custom Car Stereo


Company Profile

EDA, Incorporated provides quality-engineering services on time, on schedule and within budget.  EDA, Inc. is able to do this by performing the work correctly the first time. We accept the most challenging problems and look forward to working with the client as a team member.  EDA believes that the client should be an active participant in the work process to ensure that the product is commensurate with client expectations and is delivered within schedule and budget constraints.

EDA, Inc. belongs to the American Society of Mechanical Engineers (ASME), the National Society of Professional Engineers (NSPE), the Society of Instrument Control Engineers, Society of Professional Engineers (ISA) and the American Nuclear Society (ANS).

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For more information on EDA, Incorporated services, please contact Client Service Manager at:

Client Service Manager

EDA, Inc.

6397 True Lane

Springfield, VA 22150


or email  the Client Service Manager at SiteManager@edasolutions.com .

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Contact Information

Virginia Office (703) 313-9138
Postal address
6397 True Lane
          Springfield, Va 22150
Electronic mail
General Information:  Site Manager@edasolutions.com