What is a Subwoofer? Uses, Classification & Common Types

In the modern audio world, subwoofers play an important role in enhancing the experience of listening to music and singing karaoke. With the ability to reproduce powerful bass, subwoofers not only make the sound come alive but also create deep emotions for the user. Did you know that using a subwoofer can increase user satisfaction by up to 30% compared to using only full-range speakers?

In this article, let's Phuc Truong Audio Explore this type of audio equipment, from definition, uses, to popular types of subwoofers on the market today.

You will also learn how to select and install subwoofers to optimize the sound performance of your karaoke system. Let's start the journey to learn about subwoofers and how they can enhance your audio experience!

What is a Subwoofer?

A subwoofer is a specialized audio device designed to produce low frequencies, usually between 20Hz and 200Hz. This is the frequency range where humans perceive the strongest bass.

Structure of Subwoofer

A subwoofer typically consists of:

• Speaker (driver): Emits bass sound.
• Enclosure: Helps enhance sound and reduce distortion.
• Amplifier circuit (amplifier): Enhance audio signal.

According to a study by the International Audio Association, using a subwoofer can increase user satisfaction by up to 30% when listening to music or singing karaoke.

Development history

Subwoofers have been around since the 1960s and have been an important part of sound systems since the 1970s. Today, they are used not only in karaoke but also in live performances, movie theaters, and large events.

Uses of Subwoofer in karaoke system

Subwoofers play an important role in creating a great audio experience for users. Here are some of the main uses:

• Bass booster: Subwoofers help reproduce low frequencies that other speakers cannot effectively emit.
• Improve sound quality: Powerful bass that minimizes distortion and low-frequency signal interference.
• Create a rich musical space: Subwoofers add depth and space to music, helping listeners feel the emotion of the music more clearly.

In a live performance, the use of a subwoofer can help create a more powerful auditory experience for the audience. One study found that about 80% of audiences felt more satisfied when a subwoofer was present in the sound system.

Classification of common subwoofers

There are many different types of subwoofers on the market, each with its own unique characteristics:

Classification by structure

• Active subwoofer: Built-in amplifier circuit inside, easy to connect with other devices without needing additional external amplifier.
• Passive subwoofer: No built-in amplifier circuit; requires user to use additional amplifier for operation.

Classified by design

How to choose the right Subwoofer for your karaoke system

When choosing a subwoofer for a karaoke system, you need to consider some important criteria:

• the size: The size of the speaker affects its ability to reproduce bass sound. Larger speakers usually produce more powerful bass.
• Wattage: The speaker capacity must match the capacity of other devices in the sound system.
• Frequency: The operating frequency of the subwoofer should be between 20Hz and 200Hz to ensure effective bass reproduction.

Experience installing Subwoofers for optimal sound

Proper installation is crucial to the performance of your subwoofer. Here are some installation tips:

• Installation location: The subwoofer should be placed near a wall or corner of the room to enhance the bass effect.
• How to connect: Connect the subwoofer to the amplifier or receiver properly to avoid signal loss.

Step-by-step installation instructions

• Determine suitable installation location.
• Connect the signal wire from the amplifier to the subwoofer.
• Adjust the parameters on the amplifier to optimize the sound.

Subwoofer care and maintenance

Regular maintenance helps prolong the life of your subwoofer. Here are some care tips:

• Keep clean: Clean the surface and speaker regularly to avoid dust affecting sound quality.
• Checking daily: It is recommended to check the connections and condition of the speaker at least once a year.
• Note on environmental conditions: High temperature and humidity can affect the performance of the speaker. Keep the surrounding environment dry and cool.

Popular karaoke subwoofer lines today

With the increasing demand for karaoke subs in families and karaoke service businesses, the market has now seen the appearance of many karaoke sub products from famous brands. Below are some of the most prominent and popular karaoke sub lines today, helping you have more information to choose for your sound system.

Jamo Karaoke Sub

Jamo karaoke sub stands out with its sophisticated aesthetic design, suitable for many karaoke sound systems, especially high-end and modern karaoke systems.
JAMO J12 electric subwoofer

The JAMO J12 powered subwoofer series features a speaker membrane made of aluminum-plated poly fiber, allowing for a wide range of audio frequencies. The bass from the Jamo subwoofer is not only powerful but also very clean, clear and has absolute natural precision.

Featured Model:

• Jamo S650
• Jamo J110
• Jamo J12

Specfication

JBL Karaoke Sub

JBL karaoke sub is known as one of the powerful and indispensable sub lines in any professional karaoke system. This product is manufactured with advanced American technology, providing optimal solutions in audio signal processing.

Some outstanding JBL subwoofer models:

• JBL Stage A100P
• JBL KP18S
• JBL Passion 12SP
• JBL PRX418S

Highlights: JBL Sub provides strong, powerful sound, helping to enhance the quality of music listening and karaoke experience.

Paramax Karaoke Sub

If you are looking for a subwoofer that can produce deep and realistic bass, Paramax karaoke subwoofer is the ideal choice. This product line is equipped with modern signal processing technology combined with a speaker membrane made of pure aluminum.

Some typical Paramax models:

• Paramax S40 subwoofer
• Paramax 1000 subwoofer
• Paramax 2000 electric subwoofer

Salient features: Sub Paramax delivers vibrant sound and the output quality is always kept smooth, improving the overall audio experience.

Above are the outstanding karaoke sub lines that are popular in the market today. Each product has its own unique features and is suitable for different usage needs. Choosing a suitable sub not only helps improve sound quality but also brings a great experience to the user. Consider carefully to find the most suitable product for your sound system!

With the rapid development of audio technology, the trend of choosing to buy subwoofers will become more and more diverse. Consumers increasingly focus on smart features and wireless connectivity of the product.

This article has provided an overview of subwoofers along with useful information on how to choose, install and maintain them. Hopefully you will find useful knowledge to enhance your karaoke experience! 

Phuc Truong Audio specializes in providing genuine subwoofer products good price, contact hotline now 0907 7770 58 for advice!

Top Q&A

What types of music can subwoofers be used for?

Subwoofers are great for many genres of music, especially electronic, hip hop, and rock. They help reproduce powerful bass, adding emotion and energy to these tracks. According to a survey, about 75% of listeners said they felt the sound was better with a subwoofer in their home. sound system mine.

Is it necessary to use a separate amplifier for the subwoofer?

Yes, passive subwoofers require a separate amplifier to operate effectively. The amplifier's power needs to match the subwoofer's power to ensure distortion-free sound and the best quality.

How to adjust the sound of the subwoofer?

To adjust the sound of the subwoofer, you can use the adjustment knobs on the amplifier or receiver. Parameters such as crossover frequency, gain, and phase can be adjusted to optimize the bass according to personal preferences and space conditions.

Do subwoofers affect hearing health?

Using a subwoofer at too high a volume can be harmful to your hearing. According to the World Health Organization (WHO), listening to sounds above 85 decibels for long periods of time can cause hearing damage. Therefore, users should pay attention to the sound level when using a subwoofer.

Should I invest in a subwoofer for my home karaoke system?

If you regularly host karaoke at home and want to enhance your audio experience, investing in a subwoofer makes sense. A study found that about 60% of users felt a noticeable difference in sound quality when a subwoofer was present. karaoke system compared to using only full-range speakers.

Are used subwoofers good?

Used subwoofers are often capable of reproducing powerful bass, with deep and solid bass, creating an impressive sound experience. Used subwoofers, even though they are used, still maintain good sound quality thanks to the special structure of the subwoofer, with a large bass membrane and a powerful amplifier system.

If you want to invest in used subwoofers for your audio system, please refer to Experience in buying used subwoofers that Phuc Truong Audio shared before!