Car Audio Comp General Rules

Basic Terminology Hertz – The hertz (symbol: Hz) is the unit of frequency in the International System of Units (SI) and is defined as one cycle per second. Bandwidth – the span...

Styles and Competitions

SPL METERING: A sound level meter (also called sound pressure level meter or SPL) is used for acoustic measurements. The...

Formats and Classing

MECA has a SPL class calculator to determine your competition class. MECA and other organizations have online rule books containing...

Audio Arena

Audio Arena has a variety of competitions including Wind Speed Metering, Pro Audio Metering, Voceteo Chipeo and SQ Grudge Battles....

Bass Wars

Bass Wars classifies our competitors by using the surface area added to the outermost port opening area of your ports....

DB Drag

DB Drag Racing is comprised of two stages of competition; Qualifying and Elimination. During qualifying the maximum Sound Pressure Level...

ISPLL

The International SPL League was founded in 2013. The primary purpose of the league is to bring fun back to...

IASCA

IASCA has a competition format for every type of car and car audio enthusiast, from classic cars to today’s tuners...

MECA Dueling Demos

In Dueling Demos, winners are determined by a Judge Panel. Judge panels will be made up of at least 2...

MECA SPL

MECA includes several formats and awards including Sound Quality, MECA Kids, Phat awards and more. We will be focusing on...