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Cooper Wheelock < Specifiers < Online Calculators      Product Specifiers Product Specifier: Architect and Engineers Specifications AutoCAD Drawings and Templates Online Calculators NFPA Symbols Computer Software Tools Applications Assistance Documentation Center - All Documentation Center - Discontinued  Online Calculators   Amperage Wire Distance Calculator Calculate the maximum wire distance for low voltage circuits based on Current Draw of the device Watts Wire Distance Calculator Calculate the maximum wire distance for low voltage circuits based on the Total Wattage of the circuit Speaker Calculator Calculate the number of speakers that will be required based on the Square Footage of a building Horn Speaker Calculator Calculate the number of horn speakers that will be required based on the Total Square footage of a building               Download the calculators in one software package (1.5MB) (Download Requires Winzip)