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JL Audio JD Amplifiers
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The JL Audio JD series amps are the entry level amplifiers from JL. The JD amplifiers are offered in mono and 4 channel configurations and the total power output ranges from 250 watts to 1000 watts of constant power. The JD amps are built for value and performance. The chassis does not have chrome or other fancy, costly bells and whistles and instead, the real focus is the internals. These amps have oversized output transistors and rugged MOSFET power supplies that ensure that your amp provides the power you demand while delvering stable performance and reliability. The JL Audio JD offers fully variables crossover filters, pre-amp output and a Bass EQ. The mono subwoofer amps also have the port that allows you to add a bass knob (P/N RBC-1, sold separatley)
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Model | JD250/1D | JD500/1D | JD1000/1D | JD400/4D |
Continuous RMS Power | 160 W x 1 @ 4 Ω 200 W x 1 @ 3 Ω 250 W x 1 @ 2 Ω | 300 W x 1 @ 4 Ω 400 W x 1 @ 3 Ω 500 W x 1 @ 2 Ω | 500 W x 1 @ 4 Ω 750 W x 1 @ 3 Ω 1000 W x 1 @ 2 Ω | 70 W x 4 @ 4 Ω 100 W x 4 @ 2 Ω 200 W x 2 Bridged @ 4 Ω |
Continuous RMS Power @ 12.5 V | 125 W x 1 @ 4 Ω 160 W x 1 @ 3 Ω 220 W x 1 @ 2 Ω | 235 W x 1 @ 4 Ω 300 W x 1 @ 3 Ω 410 W x 1 @ 2 Ω | 500 W x 1 @ 4 Ω 700 W x 1 @ 3 Ω 900 W x 1 @ 2 Ω | 50 W x 4 @ 4 Ω 80 W x 4 @ 2 Ω 160 W x 2 Bridged @ 4 Ω |
Frequency Response (+0,-1dB) | 10 Hz - 150 Hz | 10 Hz - 150 Hz | 20 Hz - 150 Hz | 20 Hz - 20 kHz |
S/N Ratio (re rated power) | >97 dBA (20 kHz bandwidth) | >90 dBA (20 kHz bandwidth) | >75 dBA (20 kHz bandwidth) | >93 dBA (20 kHz bandwidth) |
Damping Factor | >1000/ 50 Hz @ 4 Ω, >500 / 50 Hz @ 2 Ω | >1000/ 50 Hz @ 4 Ω, >500 / 50 Hz @ 2 Ω | >1000/ 50 Hz @ 4 Ω, >500 / 50 Hz @ 2 Ω | >60/ 50 Hz @ 4 Ω, >30 / 50 Hz @ 2 Ω |
THD+N @ Rated Power | <1% @ 2 Ω | <1% @ 2 Ω | <1% @ 2 Ω | <1% @ 2 Ω |
Crossover Filter Modes, Slope, Frequency Range | Low-Pass, 12 dB, 50 - 200 Hz | Low-Pass, 12 dB, 50 - 200 Hz | Low-Pass, 12 dB, 50 - 200 Hz | Low-Pass/High-Pass, 12 dB, 50 - 200 Hz, defeatable |
Input Voltage Range | 200 mV - 4 V RMS (RCA), 2V - 10 V RMS (High-Level) | 200 mV - 4 V RMS (RCA), 2V - 10 V RMS (High-Level) | 200 mV - 4 V RMS (RCA), 2V - 10 V RMS (High-Level) | 200 mV - 4 V RMS (RCA), 2V - 10 V RMS (High-Level) |
Input Mode Switch | N/A | N/A | N/A | 2 / 4 channel |
Pass-Through Preamp Output | Yes, unbuffered | Yes, unbuffered | Yes, buffered | Yes, unbuffered |
Remote Controller Option: Model, Control Mode | RBC-1, level | RBC-1, level | RBC-1, level | N/A |
PWR-GND Wire / Fuse Rating | 8 AWG / 30 A | 4 AWG / 60 A | 4 AWG / 80 A | 4 AWG / 40 A |
Dimensions | 2.09in x 7.83in x 7.68in / 53mm x 199mm x 195mm | 2.09in x 7.83in x 7.68in / 53mm x 199mm x 195mm | 2.09in x 10.94in x 7.68in / 53mm x 278mm x 195mm | 2.09in x 9.05in x 7.68in / 53mm x 230mm x 195mm |
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