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Based on price data from 2 merchants for "RCF NX 45-A 15" Active Loudspeaker". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.

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Description

The RCF NX 45-A 15" Active Loudspeaker is your go-to solution for impeccable sound delivery in live performance settings. Crafted by RCF, a titan in the realm of professional audio gear, this speaker offers an unparalleled blend of power and portability, perfect for intimate to medium-sized venues. Nestled within its robust yet lightweight enclosure is a 15" neodymium woofer and a 4" compression driver, engineered to produce a rich frequency response ranging from 45Hz to 20kHz, all while reaching an impressive 133dB sound pressure level. Whether you're an on-the-go musician or an audio technician, the NX 45-A's ergonomic carrying handles and locking pole mount make setup and transport as smooth as its sound.

The NX 45-A boasts versatile connectivity options with XLR and 1/4" inputs, accommodating a variety of audio sources. Its adjustable input sensitivity and rear control panel, featuring a ground lift switch and high-pass filter, ensure optimal sound tailoring. For those seeking more advanced control, the optional RDNet networking board allows remote adjustments via PC software.

Designed to withstand the rigors of the road, this speaker weighs a manageable 52.91 pounds and features a trapezoidal enclosure for easy arraying. M10 rigging points facilitate flying and suspension, while weather-resistant components make it suitable for permanent outdoor installations in sheltered areas.

Key Features:

  • Power: 1,400W, 2-way active speaker
  • Components: 15" neodymium woofer, 4" compression driver
  • Frequency Response: 45Hz – 20kHz
  • Max SPL: 133dB
  • Connectivity: XLR and 1/4" inputs
  • Additional Controls: Ground lift switch, high-pass filter
  • Optional RDNet networking board for remote control
  • Portable design with ergonomic handles and locking pole mount
  • Weather-resistant for outdoor use in protected settings

Product specs

Brand RCF
Model NX 45-A 15" Active Loudspeaker
Year 2022 - 2025
Categories Powered Speakers

FAQs

What is the maximum sound pressure level (SPL) of the RCF NX 45-A Loudspeaker?

The RCF NX 45-A Loudspeaker can deliver a maximum sound pressure level of 133 dB, making it suitable for large venues and live performances.

What type of amplifier does the RCF NX 45-A use?

The RCF NX 45-A is equipped with a 1,400W 2-way class-D amplifier, providing efficient power and clear sound reproduction.

What is the frequency range of the RCF NX 45-A Loudspeaker?

The frequency range of the RCF NX 45-A Loudspeaker is 45–20,000Hz, offering a wide range of audio coverage from deep bass to clear highs.

How does the RCF NX 45-A handle sound coverage?

The RCF NX 45-A features a 90° x 50° constant directivity coverage, ensuring consistent sound distribution across the listening area.

Does the RCF NX 45-A Loudspeaker have rigging options for installation?

Yes, the RCF NX 45-A Loudspeaker includes multiple rigging points, allowing for flexible installation in various live sound setups.

trinityprosound

trinityprosound

RCF NX45A Active Two Way Speaker - Complete Review - RCF Premier Partner

Video thumbnail for RCF NX45A Active Two Way Speaker - Complete Review  - RCF Premier Partner by trinityprosound

RCF NX45A Active Two Way Speaker - Complete Review - RCF Premier Partner

trinityprosound

trinityprosound

Video thumbnail for RCF NX 45-A At Work by IQrental

RCF NX 45-A At Work

IQrental

IQrental

Reviews

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about RCF NX 45-A 15" Active Loudspeaker.

Comparisons

  • The RCF NX 45-A is noted for its low crossover at 650 Hz, offering superior low-end performance compared to other models like the RCF ART 945-A.

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  • The RCF ART 945-A is noted for its powerful tweeter and is considered loudest in its price range, ideal for standalone use at smaller events without subs.

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Use cases and applications

  • For EDM genres, a 15" speaker like the NX 45-A is essential to adequately reproduce deep bass without a subwoofer, particularly for events with 100+ attendees.

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  • It's suggested that the NX 45-A does not require a sub unless used outdoors for larger audiences of 900+ people.

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Features and functionality

  • The RCF NX 45-A, with its wooden box construction, is praised for its robust sound quality in comparison to plastic alternatives, although owner preference varies.

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Mods and upgrades

  • Boosting frequencies between 45-60 Hz with a 31-band equalizer or DSP can enhance the perceived bass depth in 15" tops like the NX 45-A.

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User experience

  • Owners describe the NX 45-A as overpowered for indoor house parties, with clarity likened to audiophile-grade PAs.

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