Crescendo Evolution 3A4 is 4 channel amplifier to drive 1 set of 2 way front speaker with 100 Watts of power and 1 or 2 piece of 4 ohm subwoofer with 200 Watts of power. This amplifier has bold and powerful sound character. On top of that, terminals are positioned at 1 side so it looks tidy.

Crescendo Evolution 3A4 utilizes class D design, which is well known for its high efficiency.

Some advanced features of Evolution 3A4 as follows:

• Amplifier is supported with high quality components such as Sagami inductors from Japan and NXP audio amplifier chip from Philips that results in audiophile grade sound quality.
• Preamplifier is pure without active crossover so sound quality is not degraded.
  
  

Technical Data

• Weight: 2.4 kg
• Dimensions: 272 × 159 × 50 mm
• Amplifier Design: Advanced Class D full range
• Cosmetic appearance: Brushed aluminum with black and red lining
• Number of channel(s): 4
• Power at 4 Ω stereo: 4 x 100 Watt
• Power at 2 Ω stereo: 4 x 130 Watt
• Power at 4 Ω bridged: 2 x 200 Watt
• Minimum speaker load: 2 Ω at stereo, 4 Ω at mono
• Frequency response: 20 Hz – 20 kHz
• Fuse: 40 Ampere
• Low pass filter: Not available
• High pass filter: Not available
• Total harmonic distortion at 4 Ω: < 0.03 %
• Signal to noise ratio: > 85 dB
• Remote control: Not available
• Low voltage protection: Yes, protect < 8 Volt
• Overheat protection: Yes, at 80 Celcius / 176 Fahrenheit