Speakers in Parallel Calculator

Simple Calculation for Speakers in Parallel If all the speakers in parallel have the...

Amplifier, Speaker & SPL Calculator

These calculators will find how loud an amplifier and speaker combination will be, or what size amplifier you need to make a speaker a...

Speaker Dispersion Calculator

If you look at the specifications of speaker boxes, you should see something like Dispersion (H x V): 90 x 50. This is stating...

Decibel Calculator for Audio (voltage)

If you don't like formulas then you definitely won't like the formula for calculating voltage ratios expressed in decibels. So, use the following calculators to...

Increase Amplifier Power and Volume Calculator

How much do you need to increase the gain of an amplifier to make it sound twice as loud: 3dB, 6db or 10 dB? This...

Ohm’s Law Calculator

Here is a simple calculator for power, current, voltage and resistance (actually there are 6 different calculators, use the one relevant to the values...

Maximum Noise (Decibels) and Time Exposure Calculator

Most countries have a stated maximum continuous noise level over a continuous 8 hour period (a working day). This is normally agreed to being...

Power Usage Calculator

Knowing the cost of running an electrical appliance is useful, and easy with this power usage calculator. You need to know three things: 1. Cost of...

Lighting Costs Comparision Calculator

Energy efficient LED lamps for lighting are very popular. They certainly cost less to run than conventional lamps. But how much do you really...
Distributed Speaker System SPL Calculator

Distributed Speaker System SPL Calculator

This distributed speaker system SPL calculator takes the guess work out of which speaker tap to use. It will tell you the correct power...