LD1400

4-CHANNEL POWER AMPLIFIER

Features

  • 4 × 350W output at 8Ω
  • Class D amplification for efficient performance
  • Ultra-low distortion (<0.03% THD+N)
  • High damping factor (>500) for speaker control
  • Stereo & Parallel operating modes
  • Fast transient response with high slew rate
  • Comprehensive protection system

The BLANC LD1400 is a compact 4-channel power amplifier engineered for consistent and controlled performance across both live and installed audio systems. Delivering clean output with efficient Class D architecture, it ensures reliable operation even during extended use. With flexible operating modes and a space-saving design, the LD400 integrates seamlessly into a wide range of system configurations, making it a dependable choice for churches, venues, and multi-zone environments.

Amplifier Performance

Output Power (8Ω)

4 × 350W

Frequency Response

20Hz – 20kHz (±0.3dB)

THD+N

<0.03%

Signal-to-Noise Ratio

≥95dB

Damping Factor

≥500

Audio Processing

Signal Handling

Clean, low-noise amplification

Channel Configuration

4-channel architecture

Performance Stability

Consistent output under load

Input / Output

Input Connectors

XLR

Output Connectors

Speakon

Input Impedance

10kΩ (balanced) / 20kΩ (unbalanced)

Input Sensitivity

0.775V / 1.0V

Signal Routing

Stereo / Parallel modes

General

Power Supply

AC 240V / 50Hz (±10%)

Cooling System

Front-to-rear airflow

Protection

Short circuit, overload, thermal, DC

Dimensions

483 × 382 × 45 mm (1U)

Weight

3.1 kg

  • Church sound systems (FOH / multi-zone audio)
  • Small to mid-sized live venues
  • Installed AV systems
  • Portable sound setups