RCF USED006001 Subwoofer 197881381646 708-AS MK3

( Brand: Rcf ), ( Part Type: Subwoofer ), ( Manufacturer Part Number: USED006001 ), ( Item Length: 29.500 ), ( Item Width: 29.250 ), ( Manufacturer Warranty: True ), ( Size: 197881381646 )

Review RCF Sub Mk3 Inch Active Subwoofer Ob

The RCF 197881381646 708-AS Mk3 18-inch Subwoofer OB (On-Box) is a powerful and high-performance subwoofer designed for professional audio applications. This model, part of RCF's 700 Series, is renowned for its exceptional sound quality, efficiency, and reliability.

The 708-AS Mk3 subwoofer features a high-power 18-inch woofer with a cast aluminum basket and a durable, long-throw voice coil. The cone is made of glass-fiber reinforced polypropylene, ensuring rigidity and excellent frequency response. The woofer is also equipped with a high-excursion motor that delivers impressive bass output and high power handling capacity.

The subwoofer utilizes an advanced passive radiator design, which enhances the bass response and provides improved efficiency. The enclosure is sealed, ensuring a tight and precise bass response, making it suitable for various applications, from live music and theater to installations in nightclubs, houses of worship, and corporate events.

The RCF 708-AS Mk3 18-inch Subwoofer OB is designed to be easily integrated into any professional audio system. It comes with detachable Speakon NL4 connectors, allowing for secure and reliable connections to amplifiers or other components. The subwoofer also features a recessed handle, allowing for easy transportation.

The 708-AS Mk3 is known for its superior build quality and robustness. Its rugged construction, combined with RCF's proven technology, makes it a reliable workhorse for even the most demanding applications. The subwoofer is also available in other sizes, making it easy to create a customized low-frequency system tailored to specific requirements.

In summary, the RCF 197881381646 708-AS Mk3 18-inch Subwoofer OB is a high-performance, reliable, and versatile subwoofer designed for professional audio applications. Its exceptional sound quality, power handling, and advanced design make it a top choice for sound reinforcement, installation, and other professional audio projects.

The Polk Audio RCF 197881381646 708-AS Mk3 18-inch subwoofer is a popular choice for those looking to add deep, powerful bass to their home theater or music system. Here are some pros and cons to consider before making a purchase:

1. High Power Handling: This subwoofer can handle up to 500 watts RMS (Root Mean Square) power, making it capable of delivering powerful, deep bass.

2. Dynamic Balance Driver Technology: The use of this technology results in a more efficient and accurate driver, reducing distortion and improving sound quality.

3. Compact Size: Despite its large 18-inch driver, the subwoofer has a relatively compact size, making it easy to place in most rooms.

4. Versatile Connectivity: The subwoofer offers both LFE (Low Frequency Effects) and line-level inputs, allowing for easy connection to various types of audio systems.

1. No Bluetooth Connectivity: The subwoofer does not offer Bluetooth connectivity, so it cannot be connected wirelessly to audio sources.

2. Heavy Weight: At 52.5 pounds, this subwoofer is quite heavy and may require additional help when moving or setting up.

3. Expensive: Compared to some other subwoofers in its class, the Polk Audio RCF 18-inch subwoofer is on the pricier side.

The Polk Audio RCF 197881381646 708-AS Mk3 18-inch subwoofer is a high-performance, powerful subwoofer that delivers deep, accurate bass. Its compact size, versatile connectivity options, and dynamic balance driver technology make it a great choice for home theater or music systems. However, its lack of Bluetooth connectivity, heavy weight, and high price tag may be drawbacks for some potential buyers.

If you're looking for a powerful subwoofer that delivers deep, accurate bass and have the budget for it, the Polk Audio RCF 197881381646 708-AS Mk3 18-inch subwoofer is a great choice. However, if Bluetooth connectivity is a must-have feature, or you're looking for a more affordable option, there may be other subwoofers on the market that better suit your needs.

part # used006001 prices

• $1189.40-$1399.00

specifications audiootto:

• brand: Rcf
• part type: Subwoofer
• manufacturer part number: USED006001
• item length: 29.500
• item width: 29.250
• manufacturer warranty: True
• size: 197881381646

payments audiootto:

• other
• wallet: Paypal
• credit card: Visa

offer audiootto:

• availability: In Stock
• sold: 0
• quantity: 1
• started: November 28, 2025
• options: Ship-to-home

seller audiootto:

• # reviews: 414544
• rating: 99.7%

general audiootto:

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

returns audiootto:

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

shipping audiootto:

• type: Fixed
• service: Standard
• transit: 3-6 Days
• cost: $0.00
• class: Standard

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