Speakers in Parallel Calculator

Simple Calculation for Speakers in Parallel If all the speakers in parallel have the same impedance, then the calculation is easy. Simply divide the impedance...

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...

Ohm’s Law Calculator

Below is a simple calculator for power, current, voltage and resistance. Simply find the correct calculator for the values you know and type these...

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...

Amplifier, Speaker & SPL Calculator

To calculate the theoretical power requirement for an amplifier you need to know 4 values:1) The distance from the speaker. This is normally the...

Lighting Costs Comparision Calculator

Energy efficient lamps for lighting are very popular. They certainly cost less to run than conventional lamps. But how much do you really save,...

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...

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...

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...