DSPPA DA-4125: 4x120W Ultra Thin Digital Amplifier, 70

The DSPPA DA-4125 is a high-performance Class D digital amplifier designed for commercial and industrial public address applications. With a sleek 1U rack mount design, it delivers a powerful output of 4 x 120W, making it ideal for various sound reinforcement needs. This amplifier features both balanced and unbalanced line inputs, ensuring versatility in audio signal connections. The DA-4125 supports 70V and 100V speaker outputs, facilitating easy installation across different speaker configurations. Equipped with comprehensive protection features, it guarantees reliable performance while minimizing the risk of damage.

Features

• Class D Technology: Provides high efficiency and low heat generation.
• 4 x 120W Output Power: Ideal for robust sound in public address systems.
• 70V/100V Output: Flexible speaker matching for various installations.
• Balanced and Unbalanced Inputs: Versatile connectivity options.
• Comprehensive Protection: Includes clip, short circuit, high temperature, and overload protection.
• User-friendly Indicators: Power, signal, clip, protection, and temperature indicators for easy monitoring.

Specifications

• Model: DA-4125
• Number of Channels: 4
• Rated Output Power per Channel: 120W
• Input Sensitivity: 775mVRMS (0dBV for balanced input); 100VRMS for unbalanced input
• Signal-to-Noise Ratio: >80dB
• Input Impedance: 60K ohms (balanced), 20K ohms (priority), 100K ohms (100V unbalanced)
• Frequency Response: 80Hz-15kHz (±3dB)
• Total Harmonic Distortion: <0.3% (1kHz)
• Power Consumption: 339W (AC220V)
• Power Supply: AC180-260V/50-60Hz, DC24V (rated power -3dB)
• Overall Dimensions: 552mm (L) x 510mm (W) x 105mm (H)
• Net Weight: 6.4kg