JL Audio owner manual Appendix D, 300/2 Specifications

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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