LF-01LA LINE AMPLIFIER

Description

The LX42400 is a professional dual-channel PA power amplifier designed for high-power sound reinforcement systems. It is widely used in auditoriums, stage performances, mosques, outdoor events, and commercial audio installations where strong, stable, and continuous amplification is required.

This amplifier delivers high output power with low distortion and is built for long-duration operation under heavy load conditions, making it suitable for demanding professional audio environments.

Key Features

• Dual-channel professional PA power amplifier
• High output power suitable for large PA systems
• Stable performance under continuous full-load operation
• Stereo and bridge-mono operation support
• Class H / high-efficiency amplifier design (variant dependent)
• Balanced XLR / jack input connections
• Speaker outputs via binding posts / Speakon terminals
• Built-in protection system (thermal, overload, short circuit, DC fault)
• Forced-air cooling with temperature-controlled fan
• Front panel gain control for each channel
• High signal-to-noise ratio for clear audio output
• Rugged 19-inch rack-mount metal chassis

Specifications

• Product Type: Dual Channel PA Power Amplifier
• Model: LX42400
• Channels: 2 (Stereo / Bridgeable)
• Output Power (Stereo @ 8Ω): approx. 600W + 600W (variant dependent)
• Output Power (Stereo @ 4Ω): approx. 800W – 900W + 800W – 900W (variant dependent)
• Bridged Output: up to 2000W – 3000W (variant dependent)
• Frequency Response: 20 Hz – 20 kHz
• Total Harmonic Distortion (THD): < 1%
• Signal to Noise Ratio: > 95 dB
• Input Sensitivity: 0.775V / 1.23V selectable (variant dependent)
• Input Impedance: 10 kΩ balanced / 20 kΩ unbalanced
• Cooling System: Variable-speed fan (rear-to-front airflow)
• Protection: Thermal, DC, overload, short circuit, clip limiter
• Power Supply: AC 220–240V, 50/60 Hz
• Mounting Type: 19-inch rack mount
• Application: Stage sound systems, auditoriums, mosques, concerts, outdoor PA systems, professional installations