FULCRUM ACOUSTIC CS121 Subcardioid Subwoofer CG01P1D

( Brand: Fulcrum Acoustic ), ( Part Type: Subwoofer ), ( Features: Passive ), ( Manufacturer Part Number: CS121 )

Review FULCRUM ACOUSTIC Subcardioid Subwoofer

The Fulcrum Acoustic CS121 21 subwoofer, part of the CQ series, is a powerful and versatile subwoofer solution designed for professional sound reinforcement applications. With its compact size and high output capability, the CS121 21 is an ideal choice for installations where space is limited but high-quality, low-frequency extension is essential.

The CS121 21 subwoofer features a 21-inch (530 mm) long-excursion driver, with a large, high-power voice coil, that delivers up to 3,000 watts of continuous power and 6,000 watts of peak power. The driver is designed with a large, cast aluminum frame, ensuring rigidity and durability. The high-temperature, Neodymium magnet motor system is engineered for maximum efficiency and linearity, resulting in accurate and powerful low-frequency response.

The CS121 21 subwoofer incorporates a passive radiator design, utilizing a 21-inch (530 mm) cone, which enhances the low-frequency extension and improves the overall system efficiency. The subwoofer enclosure is constructed from high-density, MDF material, which provides excellent acoustic properties and reduces unwanted resonances, ensuring a clean and accurate low-frequency response.

The CS121 21 subwoofer can be easily integrated into various systems using its multiple connectivity options. It comes with a standard NL4 (Neutrik SpeakON) connector for power and signal input, as well as a parallel configuration option for bi-amplification applications. Additionally, the CS121 21 offers a low-pass filter and a ground-lift switch on the rear panel, providing additional control over the subwoofer's output.

With its impressive power handling, high-quality drivers, and versatile connectivity options, the Fulcrum Acoustic CS121 21 subwoofer is an excellent choice for various sound reinforcement applications, including live music, installations, and rental systems. Its compact size and high output capability make it an ideal solution for venues where space is limited but high-quality, low-frequency extension is crucial.

The Fulcrum Acoustic CS121 21 subwoofer with the CG01-P1D enclosure is a professional-grade subwoofer designed for various applications, including live sound, installed sound systems, and studio monitoring. Let's discuss some pros and cons to help you make an informed decision about purchasing this subwoofer.

1. High Power Handling: The CS121 21 subwoofer is capable of handling a substantial amount of power (up to 1,500 watts RMS) which makes it suitable for high-demand applications.

2. Excellent Frequency Response: The subwoofer covers an impressive frequency range of 21 Hz to 120 Hz (-3 dB). This wide range ensures that it can effectively reproduce the lower frequencies that are crucial for creating a balanced and impactful sound.

3. Advanced Transducer Design: The CS121 21 features a long-excursion, 12-inch, high-power driver with a cast-aluminum frame. This design enables the subwoofer to deliver accurate and powerful low-frequency reproduction.

4. Versatile Mounting Options: The CG01-P1D enclosure offers multiple mounting options, including pole mount, floor mount, and flown applications. This flexibility makes it a great choice for various installation scenarios.

5. Durable Construction: The enclosure is made of high-quality materials, including MDF for the cabinet and a powder-coated steel grille for protection. This sturdy construction ensures that the subwoofer can withstand the rigors of frequent use.

1. Large Size and Weight: The CS121 21 subwoofer is relatively large and heavy (approximately 95 lbs or 43 kg). This might make it challenging to transport and position in certain settings.

2. Expensive: Given its professional-grade features and high power handling capabilities, the CS121 21 subwoofer is priced at a premium. It might not be the most affordable option for those on a tight budget.

3. Requires External Amplification: The subwoofer does not come with an integrated amplifier. You will need to purchase a separate amplifier to power it, which can add to the overall cost and complexity of the system.

The Fulcrum Acoustic CS121 21 subwoofer with the CG01-P1D enclosure is a high-performance, professional-grade subwoofer that offers excellent frequency response, high power handling, and versatile mounting options. Its large size, weight, and premium price might be drawbacks for some users. However, if you require a powerful and accurate subwoofer for live sound, installed sound systems, or studio monitoring applications, the CS121 21 could be a worthwhile investment.

If you're looking for a high-quality subwoofer for professional applications and have the budget to accommodate it, the Fulcrum Acoustic CS121 21 subwoofer with the CG01-P1D enclosure is an excellent choice. It delivers powerful, accurate, and flexible low-frequency reproduction with a wide range of applications and mounting options. However, if you're on a tight budget or don't require such a high-performance subwoofer, you might want to consider alternative options with more affordable price points.

part # cs121 price

• $2499.99

specifications audiootto:

• brand: Fulcrum Acoustic
• part type: Subwoofer
• features: Passive
• manufacturer part number: CS121

offer audiootto:

• quantity: 1
• started: August 11, 2025
• options: Ship-to-home
• availability: In Stock
• sold: 0

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• paid by: Buyer
• method: Money back
• time: 30 Days
• policy: Returns Accepted

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seller audiootto:

• rating: 99.0%
• # reviews: 9417

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• condition: Used
• Musical Instruments Gear > Pro Audio Equipment > Speakers

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