Commercial Audio Solutions are one of the UK's leading Audio / Video / Lighting distributors. This is a suite of calculators to help with the design and testing of audio / video systems. Multiple tone generators for general testing and induction loop setup. Links are provided to many manufacturers control and training software packages. A ceiling speaker calculator aids in the calculation of speaker quantities and layout.

Calculators include - Ohms & Power laws / Series and parallel speaker impedances / Sound Pressure Levels / 100V power & impedance / Speaker time alignment / Projector throw distance.