Sales enquires: Mike Pitt
Tel: +44 (0) 116 2347 025
Mob: +44 (0) 780 1101 732

LS-6004: 4 Channel Power Amplifier

Full power delivery. All channels driven simultaneously loaded 4 Ohms. Very useful and versatile multimode professional power amplifier, suited for large scale touring point source or line array systems.

Equally suited in less demanding bass applications. Very installation friendly and ideal for BI AMP stage monitoring systems or multi point theatre installations. Proprietary high efficiency FFA class D output stage coupled with high current switch mode supply enables high power delivery even in the harshest environment conditions.

Key Features:

  • FFA Class D Technology
  • Power supply soft start
  • Power efficient and cool running
  • Analog filter option card with limiter threshold and delay – ideal for stage monitor systems.
  • High current switch mode power supply
  • Side chain TCA clip limiter
  • Rugged tour class aluminium construction
  • Hand constructed and designed in England
  • BI AMP Neutrik speakON outputs
  • Signal link through
  • Neutrik powerCON power input
  • Lightweight 9KG
  • 5 year factory warranty

LS-6004: 4 Channel Power Amplifier – Logic Systems Pro Audio

Technical Information:

Power Rating:
  • 4 x 800w RMS @ 8 Ohm
  • 4 x 1500w RMS @ 4 Ohm
Gain 32 dB
THD Typical 0.05 4 Ohm lKHz THD+N
Frequency Response 20Hz – 20 KHz
Controls: 40 Point Potentiometer per channel
Power on switch
Indicators: Signal green = -20dB, Signal yellow = -3dB, Signal red = Clip, Signal red protect = Over current, Low AC mains or 3 sec. Mute on power up
Cooling: High CFM 80mm fan with proportional signal speed control. Rear to front airflow
Load Protection DC on output, side chain TCA clip limiter circuit
Amplifier Protection Short circuit, current overload, thermal shutdown, high frequency stability circuit
Power Supply 1 x Neutrik 20A powercon connector
Power Requirement 1 x 16A 240 VAC Circuit. Power range 185V-240VAC
Dimensions 2RU 19″ rack mount enclosure, H88mm x W483mm x D510mm. Depth includes integral rear rack support ears
Weight 9Kg
Audio Signal Inputs Balanced Neutrik Female XLR input connected Pin 1 - GND, Pin 2 - Hot +, Pin 3 - Cold -. XLR Male signal throughput each channel
Audio Signal Outputs Neutrik speakon each channel. Channels 1 & 3 output speakon utilises 2+ & 2– connection to allow use of 4 core loudspeaker cable for bi amp loudspeaker system for example stage monitor system