What is the Advantage and Disadvantage of wholesale PA Audio System

Music has become an essential part of any event, whether it’s a small gathering or a large concert. The quality of sound is crucial to ensure that the audience enjoys the music to the fullest. Portable PA systems have made it possible to deliver high-quality sound wherever it’s needed.

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Indeed, within the realm of portable PA systems, two primary options dominate: traditional point source speakers and the more recent emergence of compact column or line array systems. The latter, characterized by their tall, slender design, has gained prominence at events, touting themselves as the ultimate all-in-one solution for various applications. But do they truly deliver on this promise?

If you’re not a sound expert, you might wonder what the differences between these two systems are. In this post, we’ll discuss the benefits and drawbacks of each system to help you choose the right one for your event.

In the world of live sound reinforcement, the choice of PA system can have a significant impact on the quality and delivery of sound in any event or venue. Two prevalent contenders in this domain are Point Source PA Systems and Portable Column/Line Array PA Systems, each offering distinct advantages and applications. To understand these systems better, it's essential not only to grasp their technical specifications but also to comprehend the underlying principles of sound propagation and the evolution of PA technology.

Sound is a mechanical wave that propagates through a medium, typically air, as vibrations. In the realm of sound reinforcement, the goal is to amplify and distribute these vibrations effectively to ensure optimal listening experiences for audiences. Early sound reinforcement systems relied on simple horn-loaded loudspeakers, which provided basic amplification but lacked precision and control over sound dispersion. As audio technology advanced, experts sought innovative solutions to address the challenges of delivering clear, balanced sound across diverse environments and audience sizes. This pursuit led to the development of Point Source PA Systems and later, Portable Column/Line Array PA Systems, each representing significant milestones in the evolution of live sound reinforcement.

Point source speakers have been a staple in the audio industry for decades. These speakers are designed to emit sound from a single point, which means they are a great option for small to medium-sized venues, such as conference rooms, classrooms, and small concert halls. They come in both active and passive configurations. Passive point source speakers require an external amplifier to produce sound, while active point source speakers have an amplifier built right into the speaker cabinet.

Most point source speakers have a two-way design, which means they have a single larger speaker that handles the low-frequency and mid-range content and a compression driver that's attached to a horn for the high-frequency content. The larger speaker is typically called a woofer, and it produces the low and mid-range frequencies of the audio signal. The compression driver, on the other hand, is responsible for producing high frequencies. The horn helps to direct the sound waves in a specific direction, which can help to improve the overall sound quality.

Some current examples of point source active speakers include the Bose S1 Pro, the JBL EON range, and the Turbosound iQ, and iX lineup. These speakers are designed to provide high-quality sound in a wide range of applications. They are easy to set up and use, and they offer a great balance of portability, reliability, and affordability. Whether you're a musician, DJ, public speaker, or audio professional, a point source speaker can be an excellent choice for your audio needs.

The two-way arrangement mentioned above is a popular choice for many sound engineers. It is known for its ability to fill a large room with sound, making it ideal for events, parties, and other gatherings. Moreover, it is a great option for outdoor spaces as it can throw high-frequency content quite far, ensuring that everyone can hear the music or speech clearly.

Even without a subwoofer, the two-way arrangement can produce a pretty good bass response, especially if the box is equipped with either a 12-inch or 15-inch driver. This makes it a versatile option for those who do not want to invest in a subwoofer. However, if you want to enhance the low-end and low-frequency content, you can expand the point source system to a three-way system by adding a subwoofer. This will result in a more balanced and powerful sound, making it a great choice for music concerts, DJ gigs, and other professional events.

When setting up an audio system, it is crucial to take certain factors into consideration to ensure that the listening experience is of high quality. One of the most important factors to keep in mind is the mid-range, which can suffer in certain situations, particularly in the absence of a subwoofer. This is because the one speaker in the two-way box has to work incredibly hard to reproduce frequency content across a wide spectrum. As a result, the mid-range can become muddled, distorted, or even completely lost, leading to an unsatisfactory listening experience.

Another factor that can impact the listening experience is point source speakers. These speakers, as their name implies, are directional, which means that they may not have a wide dispersion. Even if they do have a wide dispersion, that dispersion may not be even across the frequency spectrum, which can lead to an uneven listening experience. Some frequencies may be more prominent than others, leading to an unbalanced sound. Therefore, it is essential to consider the dispersion pattern of the speakers when setting up an audio system to ensure that the sound is evenly distributed across the frequency spectrum.

The Inverse Square Law

The inverse square law governs how sound pressure level (SPL) decreases as you move away from a point source of sound in an open field, without any reflecting surfaces. According to this law, for every doubling of the distance from the source, the SPL decreases by 6 decibels (dB). This means that if you move twice as far away from the source, the sound you hear will be 6 dB quieter. This behavior is commonly observed with speakers, where the sound diminishes rapidly as you move away from the source. However, it's important to note that while the inverse square law provides a general understanding of sound propagation, there are various factors and nuances that can influence how sound behaves in different environments.

However, the application of the inverse square law assumes that the speaker emits sound evenly in all directions, which is seldom the case except for very low frequencies. As distance increases, even speakers with directional characteristics tend to behave more like omnidirectional sources in terms of how the law applies.

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Advantages

Column PA systems offer a convenient alternative to traditional monitoring setups, especially for smaller acts without a dedicated road crew. These systems are lightweight, starting at just 15 kg, making them ideal for bands on the rise or solo DJs. Their compact design and minimal footprint ensure they don't obstruct the view of performers on stage, enhancing the audience's sensory experience. Placing a column PA system behind you on stage can effectively replace traditional monitors, further streamlining your setup.

One of the key advantages of column PA systems is their high operating range and consistent sound radiation. Unlike traditional speaker setups, which can suffer from uneven sound distribution, column systems provide precise and even sound coverage. This wide horizontal radiation angle ensures that the sound reaches every corner of the venue, from the front row to the back, delivering a consistent listening experience for the entire audience.

Another major benefit of column PA systems is their resistance to feedback. Feedback can be a major issue during live performances, causing disruptions and discomfort for both performers and audience members. Column systems are designed to minimize feedback, allowing for easier positioning on stage and giving performers the freedom to move around without fear of causing unwanted howling sounds.

Additionally, column arrays are efficient systems that offer a wide dispersion of sound. Mounted above a powered subwoofer, they utilize proprietary mounts and spacers to handle connections, eliminating the need for excessive cables. The compact array drivers respond quickly and reproduce mid-range and high-frequency content smoothly, while the dedicated subwoofer ensures a deep and powerful low end.

Overall, column PA systems provide a range of benefits, including wide sound dispersion, reduced feedback, and efficient design. They offer a practical solution for performers looking to enhance their sound quality and stage presence, making them a valuable addition to any live performance setup.

Whether you’re a singer-songwriter performing in a café, a DJ playing at weddings or you just want to play sounds to a large number of people at a decent volume, you will need a PA set up to be heard. It’s a great thing to have the right PA speakers because, with them, you're covered as far as getting a clean sound with minimum fuss concerned.

Are you an audiophile? Are you in search of a model of speakers from a brand that has a reputation for satisfying those who have a thirst for high fidelity audio? There is now a wide range of products available for you in the market.

If you're still wondering, PA simply stands for “public address”, and the small PA speaker in focus here is a self-contained system which is usually an alternative to buying separate speakers, amp, and mixers.

A simple small PA system package comprises of a loudspeaker, amp, and a microphone. Small PA speakers are usually preferred by sound engineers and mixers because they make for a portable combination and are ideal for amplifying vocals and instruments.

The gear in this small PA system is powered by 20 to 200 watts of power, making it convenient to engage a small venue. Nowadays, most of the small PA systems for sale are powered by a lithium battery which could last hours, and only very few still use the old-fashioned socket plug. There are different cheap PA speaker system packages available of great quality!

Advantages and disadvantages of small PA speakers

While small PA speakers are very convenient and practical with very simple connections to be made and a very natural sound, they still have a few disadvantages such as the fact that they easily lead to whistle, and are most effective when used indoors. However, even though they are thought to be most effective when used indoors, they can still be used outdoors with a little difference in output.

What is the budget like?

Small PA speakers for sale are quite affordable. You can even get some at prices below $50. However, you must bear in mind that going too cheap or too expensive in your budget will cost you in the near future – so you must be realistic in your choice, usually a middle budget range when compared with the features of the speaker.

What is the best portable system for singers?

Beyond doubt, the Axess 8” PABT portable Bluetooth® speaker gives you the best experience for your money! Axess is aimed at providing you the best sound, so combining style, creativity, and functionality, they take your portable PA system sound game to another level.

Others such as the Axess PABT and PABT60 give great output for your voice as a singer, especially with the thrill the lights add to your overall experience. In fact, they will have you feeling like the system was coupled alongside a mixer, giving you the best experience.

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