Over 25 calculators for pro-audio sound reinforcement and lighting, as well as reference info and utilities. A super handy tool for people dealing with PA, sound reinforcement, sound systems, electroacoustics, pro-audio and lighting - SPL (sound pressure level). Enter sensitivity in dB SPL, power, number of loudspeakers, phase and distance - SPL sum - Air absorption attenuation for a given humidity, temperature, frequency and distance - Ceiling speaker coverage - Time «» Distance - Audio frequency «» Wavelength (includes lambda/2 and 2*lambda/3 for line arrays or subwoofer arrays) - Array transition distance calculator (near field to far field) - dBu «» dBV «» Volts - Q «» B/W (bandwidth) - Limiter threshold - Amplifier gain - Speaker cable: low impedance, high impedance (constant voltage line, 70V/100V). Calculates energy and level loss, system damping factor - Electrical and musical calculators that are related to audio. Unit conversion - Lights: DMX channel, RGB/RGBW/RGBA and CMY - Reference info: Pinouts, proaudio (XLR, 1/4", SpeakOn, DB25) and lighting (XLR3, XLR5) and graphs (Fletcher&Munson, microphone polar plots) - Utilities

Available on

mobile device

mobile device

Version notes

Version number:

Array transition distance calculator (near field to far field) Output threshold for limiters (Powersoft) Assorted Operational improvements Format with more space on smaller screens Fix issues with info buttons and StatusBar on some devices New flashlight functionalities for low light use Q «» B/W calculator allows for easier entry of decimal points Lighter graphics Localisation improvements New language: italiano (courtesy of Manlio Bonfadini!)

System Requirements

OS Windows 10 Mobile, Windows Phone 8.1, Windows Phone 8
Architecture ARM
OS Windows 10 Mobile, Windows Phone 8.1, Windows Phone 8
Architecture ARM

Additional info

Published by
Doctor ProAudio

Approximate download size
801.98 KB

Utilities & tools

This app can
Use your rear- or front-facing camera
Use an anonymous Microsoft account
Access your browser
Use any of your Windows Phone sensors
Use your device network services

Get this app while signed in to your Microsoft account and install on up to ten Windows 10 devices.

Language supported
English (United States)
Deutsch (Deutschland)
Español (España, Alfabetización Internacional)
Français (France)
Português (Brasil)
Русский (Россия)
Italiano (Italia)

Ratings and reviews

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Platform: Mobile


One person found this helpful.



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