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JL-Audio

JL Audio HD750/1 - Mono Class D Amplifier

JL Audio HD750/1 - Mono Class D Amplifier

This ultra-compact monoblock amplifier employs our Single-Cycle Control switching design and R.I.P.S. technology to deliver 750 W of clean power into any impedance between 1.5 and 4 Ω, giving you the highest degree of flexibility in designing your subwoofer system. 

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Product Description

This ultra-compact monoblock amplifier employs our Single-Cycle Control switching design and R.I.P.S. technology to deliver 750 W of clean power into any impedance between 1.5 and 4 Ω, giving you the highest degree of flexibility in designing your subwoofer system. Tight power supply regulation keeps distortion down and maximizes your bass quality. From a pure sound quality perspective, we invite you to compare the real-world, in-car performance of this amplifier to any other amplifier on the market, of any type, at any price.

Rated Continuous (RMS) Power @ 14.4 V
@ 4 Ω 750 W RMS x 1
@ 3 Ω 750 W RMS x 1
@ 2 Ω 750 W RMS x 1
@ 1.5 Ω 750 W RMS x 1

Rated Continuous (RMS) Power @ 12.5 V
@ 4 Ω 750 W RMS x 1
@ 3 Ω 750 W RMS x 1
@ 2 Ω 750 W RMS x 1
@ 1.5 Ω 750 W RMS x 1

General Specifications

  • Frequency Response 6 Hz - 8 kHz (+0, -1dB)
  • S/N Ratio, referred to highest rated power >110 dB below rated power (A-weighted, 20 Hz - 20 kHz noise bandwidth)
  • S/N Ratio, referred to 1 W (Main Channels) >88 dB (A-weighted, 20 Hz - 20 kHz noise bandwidth)
  • Damping Factor @ 4 Ω >500 / 50 Hz
  • Damping Factor @ 2 Ω >250 / 50 Hz
  • THD+N @ Rated Power (Main Channels) <0.03% @ 4 Ω
  • Input Voltage Range @ RCA Inputs Switchable from 200 mV - 2 V RMS (Low) to 800 mV - 8 V RMS (High)
  • Min.Copper Power / Ground Wire Gauge 4 AWG wire
  • Fuse Rating 60 A (AFS, AGU or MaxiFuse™)
  • Remote Level Control Optional (HD-RLC)

Physical Specifications

  • Height (H) 1.93 in / 49 mm
  • Width (W) 10.74 in / 273 mm
  • Depth (D) 7.85 in / 199 mm
  • Net Weight 6.6 lb / 2.99 kg