HGS-18 MkII vs HGS-18
The HGS-18 matches the HGS-18 MkII on power @ 8ω (1.3kW), low-frequency extension (15 Hz), high-frequency extension (120 Hz), and woofer (18").
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The Velodyne HGS-18 mkII is a high-performance powered subwoofer featuring an 18-inch forward-firing woofer with a 15.2" piston diameter and a powerful 220 oz. magnet structure. It incorporates an accelerometer-based servo control system for extreme accuracy and low distortion (less than 0.5%). The built-in Class D amplifier delivers 1250 watts RMS and 3000 watts peak power, enabling deep and powerful bass reproduction down to 15Hz. The subwoofer offers adjustable low-pass crossover (40 to 120Hz), selectable high-pass crossover outputs (80 or 100Hz), phase control (0° or 180°), and a subsonic filter (15Hz or 35Hz). Inputs include balanced XLR, line-level RCA, and speaker-level connections with 5-way binding posts. Additional features include signal sensing auto on/off, variable volume control, and a magnetically shielded cabinet finished in gloss black piano veneer. Dimensions are approximately 23.5" H x 21.25" W x 18.5" D, weighing about 105 lbs. The HGS-18 mkII is renowned for its musicality and ability to deliver extremely low frequencies with precision, making it suitable for both home theater and high-fidelity audio applications.
Driver and acoustic performance characteristics
Amplification power output and characteristics
Driver configuration and enclosure design
Input and output connections
Size, weight, and appearance
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions
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The closest alternatives on specs, description and the systems they turn up in, with the specs they share set side by side.
The HGS-18 matches the HGS-18 MkII on power @ 8ω (1.3kW), low-frequency extension (15 Hz), high-frequency extension (120 Hz), and woofer (18").
The HGS-15's low-frequency extension is 18 Hz against the HGS-18 MkII's 15 Hz and its woofer 15" against 18". Both share power @ 8ω (1.3kW) and high-frequency extension (120 Hz).
The DD-12+'s low-frequency extension is 17 Hz against the HGS-18 MkII's 15 Hz and its woofer 12" against 18". Both share high-frequency extension (120 Hz) and thd (0.500%).
The Descend DN15's power @ 8ω is 500W against the HGS-18 MkII's 1.3kW, its low-frequency extension 20 Hz against 15 Hz, its high-frequency extension 150 Hz against 120 Hz, and its woofer 15" against 18".
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