Diamond Audio DES Series 4-Channel Full Range Class D Amplifier

Crank up the volume and feel the rhythm with the Diamond Audio DES Series 4-channel amplifier. This compact powerhouse utilizes advanced digital chipset technology to deliver dynamic, crystal-clear sound that transforms your daily commute into a private concert. With versatile speaker level turn-on options, installation is a breeze, letting you focus on what really matters—the music. Experience superior audio performance that packs a serious punch without sacrificing precious vehicle space.

4-Channel Power Ratings

• 170W RMS x 4 @2Ω
• 140W RMS x 4 @4Ω
• Bridged (Mono @4Ω) 400W x 2 (4Ω Only)

Power Supply

• Power Supply: Full PWM
• Power Supply Threshold: 10.0V-17.0V (DC)
• Idle Current: 0.7A

Distortion:

• THD (1kHz@4Ω): 0.07%
• S/N Ratio (A Weighted @ 1W): -77.4dBA
• S/N Ratio (A Weighted @ FP): -97.4dBA

Input Sensitivity

• Low Input Level: 0.2mV-12.0V
• High Input Level: Up to 25W RMS

Input Impedance

• Low Input Level: 22KΩ

Output Stage

• Output Impedance: 0.047Ω
• Damping Factor (50Hz@4Ω): >250
• Bandwidth (-3dB): 10Hz-350Hz

Crossover (-12dB/Oct)

• Variable High Pass: 35Hz-350Hz
• Variable Low Pass: 35Hz-350Hz

Fuse Rating

• ATC: 30A x 2

Dimensions (Length x Height x Width)

• 11.81"x7.25"x2.0"(299.99mm x 184.2mm x 50.8mm)