JL Audio owner manual Appendix D, 300/2 Specifications

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APPENDIX D:

300/2 Specifications

GENERAL SPECIFICATIONS: Recommended Fuse Value: 40A Recommended Fuse Type: AGU or MaxiFuse™

INPUT SECTIONS:

No. of Inputs: One Stereo Pair

Input Type: Differential-balanced with RCA jack inputs

Input Range: Switchable from 200mV - 2V RMS to 800mV - 8V RMS

AMPLIFIER SECTION:

Amplifier Topology: Class AB with patented Absolute Symmetry™ dual N-Channel MOSFET output design Power Supply: Independent, pulse width modulation- regulated switching power supply with multistage impedance optimizing circuitry.

Rated Power (Stereo):

150W RMS x 2 @ 1.5-4Ω(11V - 14.5V) Rated Power (Bridged):

300W RMS x 1 @ 3-8Ω(11V - 14.5V)

THD at Rated Power: <0.03% @ 4Ω per channel (20 Hz-20 kHz)

Signal to Noise Ratio: >108.5 dB referred to rated power (A-weighted, 20 Hz-20 kHz noise bandwidth)

Frequency Response: 5 Hz - 30 kHz (+0, -1dB)

Damping Factor: >200 @ 4Ω per ch. / 50 Hz, >100 @ 2Ω per ch. / 50 Hz

Slew Rate: ± 25V/µs

AMPLIFIER FILTER:

Filter Type: State-variable, 12 dB/octave Butterworth or 24 dB/octave Linkwitz-Riley Low-Pass or High-Pass with continuously variable cutoff frequency from 50 - 500 Hz, switchable to a range of 500 - 5000 Hz, via x10 switch. Defeatable.

PREAMP OUTPUT:

2-Channel, switch-selectable as pass-through type, tracking High-Pass, or tracking Low-Pass linked to Amplifier Filter.

DIMENSIONS (LxWxH):

13.4" x 9.25" x 2.36" (340mm x 235mm x 60mm)

Due to ongoing product development, all specifications are subject to change without notice.

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JL AUDIO 300/2

JL AUDIO 300/2

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Contents N e r ’ s m a n u a l Planningyour Installation Installation ApplicationsProtectyour Hearing Serial NumberPower Connections Typical Installation SequenceProduct Description AmplifierFuse Requirements TURN-ON Lead Input Section Crossover Controls Preamp Output Section Speaker Outputs Status Indicator Lights Protection Circuitry Bridging ConsiderationsServicingyour JL Audio Amplifier Full-clockwise Appendix aAppendix B P O RTA N T8Ω bridged Appendix C Trouble Shooting MY Amplifier DOESN’T Turn onMY Amplifier Turns ON, but There is no Output HOW do I Properly SET the Input Sensitivity on MY AmplifierAppendix D 300/2 SpecificationsInstallation Notes If you need service on your JL Audio product Limited Warranty Amplifiers USAFor Service Information in the U.S.A. please call JL Audio, Inc

300/2 specifications

The JL Audio 300/2 is a premium two-channel amplifier that stands out in the world of automotive audio for its exceptional sound quality and robust performance. Designed with an emphasis on power and fidelity, this amplifier is ideal for enthusiasts looking to enhance their car audio systems.

One of the standout features of the JL Audio 300/2 is its impressive power output. Capable of delivering 75 watts per channel at 4 ohms and an elevated 150 watts per channel at 2 ohms, this amplifier ensures that your speakers receive the necessary power to produce clear, dynamic sound. This ample power allows for a significant improvement in overall audio performance, making even the most nuanced musical passages come alive.

The amplifier utilizes advanced Class A/B technology, which combines the efficiency of Class B with the linearity of Class A. This results in minimized distortion and improved thermal performance, allowing the JL Audio 300/2 to run cool even under demanding conditions. Such design yields a rich, warm sound, ideal for both casual listeners and serious audiophiles.

The JL Audio 300/2 is also equipped with a fully adjustable crossover system. This system features high-pass and low-pass filters, which enable users to tailor the audio output to their particular speaker configuration. The built-in frequency adjustment allows for precise tuning, optimizing the amplifier's performance in various listening environments.

Durability and design are also key characteristics of the JL Audio 300/2. The amplifier is housed in a sturdy, yet attractive metal chassis designed to withstand the rigors of automotive use. Its sleek aesthetic and compact design make installation straightforward, fitting seamlessly into a variety of automotive environments.

Moreover, the amplifier features a secure input terminal and robust speaker outputs that allow for reliable connections, reducing the chances of interference or loss of signal quality.

In summary, the JL Audio 300/2 is a high-performance two-channel amplifier that marries powerful output with advanced audio technology. Its Class A/B design, customizable crossover options, and durable construction make it a perfect choice for car audio enthusiasts seeking to elevate their listening experience. Whether powering high-quality component speakers or adding depth to an audio system, the JL Audio 300/2 is engineered to deliver impressive sound fidelity and reliability.
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