What is line array system?

What is line array system?

A line array is a loudspeaker system that is made up of a number of usually identical loudspeaker elements mounted in a line and fed in phase, to create a near-line source of sound.

Are line array speakers better?

The line-array speaker offers the following three advantages over standard point-source speakers. With this type of speaker, sound pressure is affected less by distance, allowing for clearer, more consistent sound reinforcement.

How do you fly an array in line?

Line arrays can be flown inside scaffolding towers, with the chain motor for the array usually connected to a beam secured across the top of the tower. Make sure the beam is secured to the tower and not just held in place by the weight of the PA.

When would you use a line array?

A line array system projects sound in a shape that is closer to cylindrical. This greatly reduces the amount of sound energy that is projected vertically (to the ceiling and floor). It’s good to reduce vertical dispersion for two reasons.

When was line array theory originally proposed?

1957
1957 : Harry Olson publishes his findings on the line array effect of a more narrow beam with increased frequency in his text Acoustical Engineering. The theory behind line array systems has been around and tested since the 1930’s.

Are line array speakers powered?

In 2009 Bose released the L1 Compact and revolutionized compact line array speaker design yet again with a smaller, powered, portable speaker. The line array arrangement used in these speakers is simply a series of small speakers in a line.

When were line arrays invented?

The theory behind line array systems has been around and tested since the 1930’s. The question that has always been out there is if this is the case, why did it take more than fifty years before they were developed for use in the public stage.

How long does a line array need to be?

How long does the line need to be? The source needs to be at least four times as long as the wavelength. This means that for a 100Hz Line Array you need a source 13.72 meters long.

Which is the best line array in the world?

Top 5 Best Line Array Speakers

• JBL Professional VRX932LA-1 – Loud.
• Bose L1 Compact – For vocal.
• QSC KLA12 – Portable.
• ProReck Club 4000 – Very reasonable price.
• ProReck Party 10 – Fairly portable.