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JL Audio 450/4 R/B

FACTORY REFURBISHED AMP

JL Audio
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4-Channel Power Amplifier • (150W x 2 front chan.) + (75W x 2 rear chan.) • Bridged:(300W x 1 front chan.) + (150W x 1 rear chan.) • 108.5 dB S/N Ratio • 1.5 ohm - 8 ohms stable (1.5 - 4 ohms unbridged, 3 - 8 ohms when bridged)

Learn more about the LS-jl4504-RB

We apologize

This item has been discontinued

Product Highlights


4-Channel Power Amplifier • (150W x 2 front chan.) + (75W x 2 rear chan.) • Bridged:(300W x 1 front chan.) + (150W x 1 rear chan.) • 108.5 dB S/N Ratio • 1.5 ohm - 8 ohms stable (1.5 - 4 ohms unbridged, 3 - 8 ohms when bridged)

Description


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Authorized dealer

Specifications:
  • Channels 1 and 2:
    • Rated Power (stereo mode): 150W RMS x 2 @ 1.5 ohm-4 ohm (11V-14.5V)
    • Rated Power (bridged mode): 300W RMS x 1 @ 3 ohm-8 ohm (11V-14.5V)
  • Channels 3 and 4:
    • Rated Power (stereo mode): 75W RMS x 2 @ 1.5 ohm-4 ohm (11V-14.5V)
    • Rated Power (bridged mode): 150W RMS x 1 @ 3 ohm-8 ohm (11V-14.5V)
  • THD at Rated Power: <0.03% @ 4 ohm
  • S/N Ratio*: >108.5 dB below rated power
  • Frequency Response: 5 Hz-30 KHz (+0, -1dB)
  • Damping Factor: >200 @ 4 ohm per ch./50 Hz
  • Input Range: switchable from 200mV-2V RMS to 800mV-8V RMS
  • Dimensions: 13.4"L x 9.25"W x 2.36"H
Features:
  • Differential-Balanced Input Topology: (2 pairs of inputs)
  • Channels 1 and 2 Crossover:
    • Fully-variable (50 Hz-5 KHz), selectable-slope LP or HP (12 or 24 dB per octave)
  • Channels 3 and 4 Crossover:
    • Fully-variable (50 Hz-5 KHz), selectable-slope LP or HP (12 or 24 dB per octave)
  • Preamp Output: 2-channel (Pass-through with selectable input sourcing)
  • Bass EQ: +6 dB (variable boost up to +15 dB with Remote Bass Option)
  • Infrasonic Filter (Channels 1&2 only): defeatable 24dB/octave at 30 Hz
  • Speaker output connections: accept up to 8ga. wire
  • +12V and Ground connections: accept up to 4ga. Wire
  • 90 day repair only warranty

Specifications & Details


Power Specifications - Full Range Channels
RMS Power @ 4 ohms
Ch. 1&2: 150W x 2; Ch 3&4: 75W x 2
RMS Power @ 2 ohms
Ch. 1&2: 150W x 2; Ch 3&4: 75W x 2
RMS Power @ 1 ohm
(at 1.5 ohms) Ch. 1&2: 150W x 2; Ch 3&4: 75W x 2
Bridged RMS Power
Ch. 1&2: 300W x 1; Ch 3&4: 150W x 1
Amplifier Specifications
Amplifier Class
A/B
Number of Channels
4-Channel
Minimum Impedance Unbridged
1.5 ohms
Minimum Impedance Bridged
1.5 ohms
THD at Rated RMS Power
0.03%
Speaker Level Inputs
No
Preamp Outputs
1 pair
Built-in Crossover
Low-Pass (LP)
High-Pass (HP)
High-Pass Crossover Frequency
50 - 500 Hz
Low-Pass Crossover Frequency
50 - 500 Hz
Signal-to-Noise Ratio
108.5 dB
Bass Boost
Bass EQ (on/off)
Remote bass/level controller
No
Fuse Rating
60A x 1 
Warranty and Return Policy

Item Details


Manufacturer:

Model Number:

450/4-RB

Weight:

18.00lbs

Internal SKU:

LS-jl4504-RB

Internal Product ID:

7035

Product and How-to Videos


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