เพาเวอร์แอมป์ แบบ 70V/100V DENON PROFESSIONAL DN470A 4 ชาแนล 4×120 วัตต์ DN470A จากแบรนด์ DENON PROFESSIONAL

DENON PROFESSIONAL DN470A

4-Channel 70V/100V Amplifier

The DN-470A 4-Channel 70V/100V Amplifier is designed for contractor/install applications, and only for installed speaker systems requiring 70V/100V inputs.  This very versatile, one rack space, 120W per channel amplifier has built-in short-circuit protection, and LED indicators for signal present, clipping status and thermal interruption on the front panel.  Engineered strictly for the distibution of multiple 70V/100V speaker systems over long cable runs, such as in-ceiling speakers, surface-mount speakers and paging horns.

FEATURES

• 4-Channel Class-D amplifier designed for 70V/100V applications
• 120W per channel
• High-current switching power design
• Euroblock inputs and outputs
• Separate gain controls for each channel
• Signal, clipping and thermal interruption indicators
• Short-circuit and open-circuit protection

SPECIFICATION

Total Harmonic Distortion:

• • < 0.1%

Frequency Response:

• • 100 Hz – 15 kHz (0 +/-1 dBv)

Signal to Noise Ratio:

• • > 95 dB

Channel Separation:

• • > 70 dB

Input Sensitivity:

• • 0.9 – 1.1 V (0 +/-1 dBv)

Input Impedance:

• • 20 kΩ balanced or 10 kΩ unbalanced

Connectors

• • (8) Euroblock channel outputs – (2) per channel (70V, 100V)
  • (4) Euroblock channel inputs (ground, -, +)
  • (1) IEC AC power inlet

Power

• • Connection : IEC
  • Input Voltage : 100 – 240 VAC, 50/60 Hz

Dimensions:

• • 19.0″w x 11.1″d x 1.7″h (483 x 281 x 44mm)

Weight:

• • 10.4 lbs (4.7 kg)