THE18 SUB PRO PASSIVE VENTED
Description
WHY: The pursuit of unparalleled sound quality transcends a simple technical goal—it’s an emotional journey. The THE18 SUB PRO PASSIVE VENTED is designed for those who genuinely value extraordinary audio. This subwoofer offers more than just raw power; it provides a thrilling experience, allowing you to perceive every note and low-frequency impact with remarkable clarity and depth, whisking you away to a different realm. For those who seek audio perfection, the THE18 SUB PRO is the quintessential element to elevate your listening experience to extraordinary levels.
HOW: From the initial powerful rumble to the most delicate low-frequency details, the THE18 SUB PRO opens up a completely new dimension of audio immersion. Its state-of-the-art vented design, combined with a precisely calibrated 27 Hz response, creates bass that not only reaches your ears but also reverberates through your entire being, merging raw power with precise accuracy. Despite its impressive output, this subwoofer maintains agility, delivering crisp, articulate bass that transitions effortlessly.
The advanced double-gap motor technology boosts linearity and speed, ensuring robust, distortion-free lows that preserve detail and musical integrity. Bass is not just heard—it’s felt. With ASCENDO’s commitment to delivering full transparency, you can trust that the independently lab-tested specifications accurately represent the performance you’ll experience in your own listening space.
WHAT: THE18 SUB PRO sets a new benchmark in performance, showcasing the remarkable capabilities of its 18-inch driver. It captures every nuance, from the profound rumble of cinematic effects to the richest bass tones in music, with breathtaking accuracy.
This passive model of the THE18 SUB PRO can handle up to 5 kW of power, offering you greater versatility and the potential to craft the ultimate bass experience. When paired with ASCENDO’s infrasonic subwoofers, the THE18 SUB PRO PASSIVE VENTED transforms your setup into a sub-20 Hz powerhouse, delivering incredibly deep bass while maintaining the clarity and elegance that ASCENDO is renowned for.
To fully unleash its potential, we suggest using THE18 SUB PRO PASSIVE VENTED with our specially designed amplifiers—because exceptional bass demands unmatched power and precision.
Specification
General
Speaker Type
18” forward-firing, dual gap motor structure - 2 inner and 2 outer voice coils, neodymium motor
XMAX
17.5 mm excursion each direction (35 mm linear), voice coil remaining in homogeneous magnetic field, linear and lower distortion
Principle
Vented
Passive | Active
Passive
Recommended Amplifiers
1Ch DSP and 1Ch amplifier are required. Min. recommended amplifier: 72 Vrms, 102 Vpk, 18.0 A; equivalent to 1100 W @ 4 Ω, with correct RMS & peak limiter settings
Recommended ASCENDO Amplifiers
(With DSP-4D: AIA2-6004), DSP4-10K2
Measured Data
SPL Peak (Peak / Half Space 2pi)
Measured Data 137 dB @ 63 Hz 130 dB @ 30 Hz
Frequency Range
Measured Data (without DSP) 60 Hz - 400 Hz / -3 dB 23 Hz - 500 Hz / -12 dB
Power Handling
4000 W
Efficiency
94 dB / 1 W/m 4 pi, 100 dB / 1 W/m 2 pi
Impedance
4 Ω
Directivity Horizontal x Vertical in deg°
360°
Input
Input Terminal
Neutrik Speakon
Dimensions & Weight
Dimensions (W/H/D) mm (Without Grille)
530 | 1250 | 380 (Height without feet: 1100)
Dimensions (W/H/D) inch (Without Grille)
20 14/16 | 49 3/16 | 14 15/16 (Height without feet: 43 5/16)
Packing Dimensions (W/H/D) mm
700 | 1250 | 500
Packing Dimensions (W/H/D) inch
27 9/16 | 49 3/16 | 19 11/16
Weight
112.44 lbs | 51 kg
Gross Weight
127.87 lbs | 58 kg
Design & Mounting
Enclosure
Internally braced MDF
Finish
Structural paint black
Mounting
Floorstanding with feet
Name
The THE18 SUB PRO PASSIVE VENTED is supplied with a front cover as standard
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