Impressive NHT 4-Way towers w/ powered 12″ Subs Evolution T5

Very Impressive 550 Watt (Peak) NHT 4-Way towers with powered 12″ Subwoofers, pair of NHT A1 Monoblock Amplifiers, and dedicated X1 Crossover.

Radique’s Take: This is a sophisticated system, highly configurable and capable. Not recommended for someone looking for simple plug and play speakers. If you’re an audiophile (or an aspiring one), and you like the idea of being able to tweak your system for your specific listening environment and application(s) this could be a great option for you. Includes soft copy of a very thorough and well-written manual from NHT detailing all of the components and configuration options.

The NHT Evolution T5 is a high-performance tower speaker system designed for both music and home theater applications. Manufactured in the USA, this system offers exceptional sound quality and flexibility.

Key Features Tower loudspeaker system combining M5 monitors and B5 bass modules 3-way design with a 1″ aluminum dome tweeter, 4″ midrange, and dual 5.25″ woofers in the M5 monitor B5 bass module with a side-firing 12″ aluminum cone woofer Frequency response of 26Hz – 30kHz (±3dB) 250W RMS subwoofer power via included A1 amplifier Peak acoustic output >114dB SPL at 1 meter Includes X1 active crossover for bass management

Sound Quality The T5 system is praised for its accurate and neutral sound reproduction. Reviewers note its excellent imaging, wide soundstage, and seamless integration between the monitors and bass modules. The system delivers clean, powerful bass down to 26Hz, eliminating the need for a separate subwoofer in most setups.

Design and Build Standing 42.75″ tall, 7.75″ wide, and 17.25″ deep, the T5 towers have an elegant, modern aesthetic. The B5 bass modules can be configured with the woofers firing inward or outward to optimize bass response. High-quality materials and construction contribute to the system’s 72 lbs per channel weight.

This modular speaker package includes a pair of M5 3-Way monitors, mounted to a pair of B5 Subwoofers creating 4-Way T5 Towers.

The B5 Subwoofers are powered by a pair of NHT A1 250 Watt Monoblock amplifiers, and the completed towers are managed with a highly configurable NHT X1 Crossover.

System details:

2 x NHT A1 Monoblock amps:

The NHT A1 is a versatile and powerful monaural amplifier designed for high-performance audio systems. Manufactured in the USA, this amplifier offers exceptional flexibility and sound quality for a variety of applications.

The A1 is a full range amplifier (20Hz – 20kHz) with an impressive 250 watts output power at 6 ohms. It features a hybrid Class AB/G design which runs cooler and is more efficient than traditional amps, and includes both RCA and XLR inputs for compatibility with various audio equipment. This makes it suitable for powering subwoofers, bi-amping large speakers, or driving full-range monitors.

The NHT A1 features a robust construction, evident in its rack-mountable design. This build quality ensures longevity and consistent performance, making it a reliable choice for both home and professional audio setups.

Frequency response: 10Hz – 65KHz +/-3.0 dB 20Hz – 20KHz +/- 0.5 dB Distortion: <0.01% 20Hz-1KHz < 0.075% 10Hz – 20Khz Power Output: 200W rms into 8 ohms at rated distortion 250W rms into 6 ohms at rated distortion 300W rms into 4 ohms at rated distortion Signal to noise ratio: 100dB (unwtd) Input Impedance: >10K ohms Damping Factor: >100 into 6 ohms Gain: +27dB (1.7V sensitivity) for full output Input connectors: RCA jack for unbalanced line level input XLR jack for balanced line level input Detachable terminal block for external trigger in/thru Output connectors: Pair of 5-way binding post Standby Mode: Selectable internal and external. External 5 -24 VDC Internal automatic when no signal is present for >20 minutes Power Consumption: 600W Max

Dimensions: (Width x Height x Depth) 435 x 61 x 279 mm (17.1 x 2.4 x 11 inches), Weight: 8.2 kg (18 lbs)

1 x NHT X1 Active Crossover:

X1 Bass Management / Active Crossover Frequency response: 20Hz – 140Hz +/-3dB through L/R input (continuously variable) 20 – 220Hz +/-3dB through LFE input (fixed) 50,80,110Hz-100KHz +/-3dB Distortion: < 0.01% subwoofer output @ 100Hz, 1V < 0.001% hi-pass output @ 1KHz, 1V Signal to noise ratio: >105dB at Hi-pass output >100dB at subwoofer output Crossover: Low-pass continuously variable between 50-140Hz, 12dB/octave Low-pass fixed at 220Hz,12dB/octave High-pass selectable between 50, 80, 110Hz, 12dB/octave Input connectors: Gold plated L and R RCA jacks for line level input XLR jacks for line level input Gold plated RCA jack for LFE input XLR jack for LFE input Detachable terminal block for external trigger in/thru 2.1mm x 5.5mm x 9.5mm power connector Output connectors: Gold plated L and R RCA jacks for line level high-pass output Gold plated RCA jack for LFE thru XLR jacks for line level high-pass output Gold plated RCA jacks for line level sub woofer output XLR jacks for line level subwoofer output Phase Control: Variable between 0 and 90 degrees Switchable 0 – 180 degrees Gain Control: +10dB and 0dB input sensitivity Stereo / Mono Switch: Stereo or mono operation Standby Mode: Selectable internal and external. External 5 -24 VDC Internal automatic when no signal is present for >20 minutes Power Consumption: 3W Weight: 9 lbs. Dimensions: 1.5″H x 17″W x 11.5″D

2 x M5 3-Way Monitor:

System type: 3-way, Acoustic Suspension Woofer: 5.25” laminated cone Midrange: 3” paper cone Tweeter: 1” aluminum dome

Magnetically Shielded Impedance (Minimum): 3.5Ω Impedance (Nominal): 6Ω

Power Peak: 300 watts Power RMS: 150 watts Sensitivity: 85dB (2.83V @ 1 meter) Crossover Frequency: 450Hz, 3kHz Crossover Slopes (dB/octave): 12dB high pass, 12dB low pass Response: 66Hz – 30kHz -6 dB LF Cutoff: 51 Hz Input Connectors: 5-way binding posts

Dimensions (HxWxD): 7.75” x 17.75” x 8.5”, Weight: 21 lbs

2 x B5 Subwoofer Module (Mirror Imaged) System type: Acoustic Suspension Subwoofer Woofer: 12” aluminum cone

Impedance (Minimum): 9Ω Impedance (Nominal): 12Ω

Power Peak: 250 watts Power RMS: 250 watts Sensitivity: 88dB (2,83V @ 1 meter)

Response: 26Hz – 140Hz -6 dB LF Cutoff: 24Hz

Input Connectors: 5-way binding posts Dimensions (HxWxD): 25” x 7.75” x 17.25”, Weight: 42 lbs

Completed T5 Towers: System type: M5 Monitor integrated with a B5 subwoofer module Dimensions (HxWxD): 43″ x 7.75″ x 17.25″, Weight: 72 lbs

Asking just $1795 for this very impressive pair of tower speakers from NHT (Now Hear This), tested and working beautifully.