What Is the L-Acoustics KS28?
The L-Acoustics KS28 is a high-power, large-format subwoofer designed for the most demanding live sound applications. Part of the renowned K Series, it delivers deep, powerful low frequencies that are essential for concert touring, large festivals, and major installed venues. The KS28 is known for its exceptional output and precise low-end control, making it a staple in professional audio rigs worldwide.
Key Specifications and Performance
The KS28 is a dual 18-inch subwoofer that utilizes L-Acoustics' patented technology to achieve remarkable low-frequency extension and SPL. It is designed to work seamlessly with other K Series enclosures, such as the K1 and K2 line arrays, providing a cohesive and powerful sound system. Its robust construction and advanced acoustic design ensure reliable performance even in the most challenging environments.
- Frequency Response: Typically extends down to 25 Hz, delivering sub-bass frequencies with authority.
- Maximum SPL: Capable of producing extremely high sound pressure levels, suitable for large-scale events.
- Power Handling: High power capacity to match the demands of modern amplifiers.
- Directivity: Cardioid or omnidirectional configurations are possible depending on setup, offering flexibility in controlling low-frequency dispersion.
Why the KS28 Is a Top Choice for Large Venues
For venue investors and AV integrators, the KS28 represents a significant investment in audio quality. Its ability to reproduce low frequencies accurately and at high volumes makes it ideal for venues that host concerts, festivals, and high-energy performances. The KS28 is also a favorite for its reliability and durability, which are critical for touring and permanent installations. When paired with L-Acoustics' LA amplified controllers, the system can be precisely tuned and monitored, ensuring optimal performance.
Buying Used L-Acoustics KS28 Subwoofers
Acquiring used L-Acoustics KS28 subwoofers can be a cost-effective way to build or upgrade a professional sound system without compromising on quality. At Acoustrade, we specialize in tested used pro-audio equipment, including L-Acoustics subwoofers, line arrays, amplifiers, and more. Our inventory is carefully inspected to ensure it meets performance standards, giving you confidence in your purchase. Whether you need a single unit or a full system, we can help you find the right KS28 subwoofers for your venue.
FAQ
What is the L-Acoustics KS28 used for?
The KS28 is used as a subwoofer in large-scale sound reinforcement systems, typically for concert touring, festivals, and major installed venues. It provides deep, powerful bass that complements line array systems.
Can I use the KS28 with other L-Acoustics speakers?
Yes, the KS28 is designed to integrate seamlessly with other L-Acoustics K Series products, such as the K1 and K2 line arrays, as well as LA amplified controllers.
Is it worth buying a used KS28?
Buying used can offer significant savings while still providing high performance, provided the units are properly tested and maintained. Acoustrade offers tested used KS28 subwoofers to ensure reliability.
What should I check when buying a used KS28?
Check the condition of the drivers, cabinet integrity, and ensure it has been tested by a reputable dealer. Acoustrade provides detailed condition reports and testing for all our used equipment.
Does the KS28 require a specific amplifier?
The KS28 is typically powered by L-Acoustics' LA amplified controllers, which are designed to optimize its performance. However, other high-power amplifiers can be used with appropriate processing.
