KAC-M1814 Compact 4-Channel Digital Amplifier

The Multi-Application KAC-M1814 Compact 4 channel Class-D amplifier with 400 peak power supports louder volume for Car, Marine and Motorsports users with low-noise. Plastic covered connector helps to keep out water and dust and the Conformal Coating provides vibration resistance and helps prevent the PCB from rusting. RCA Line-In terminal or Speaker Level Input, with Signal Sensing Turn-on, to connect any type of receiver. A.ch and/or B.ch Filter Frequency Control and Filter Switch to apply HPF / OFF / LPF. Bridgeable Connection. Pre-amp and Power-amp sections are separated to reduce radiation noise.

Key Features

• 4 channel digital (Class D) amplifier
• Maximum output power 400W
• 4 x 45W @ 4ohm (CEA-2006 standard)
• RCA / Speaker level input
• Signal sensing turn-on/off
• Variable Low- & High-Pass filter
• Compact size (145 x 45 x 99mm)
• Conformal coating protection

Amplifier Features

• Class D Amplifier
• Full Range Digital Amplifier
• Load Capability 4Ω Stable
• Maximum power output 400W
• Rated power output (4Ω) 45W x 4 (4Ω)
• CEA-2006 Compliant
• Low-pass Filter
• High-pass Fliter
• Switched Mode Power supply Power MOS-FET
• Signal Sensing Turn-on
• Line in 4 RCA / Speaker level
• Speaker level Input
• Die-Cast Aluminium Heat Sink
• DC cable Supplied

Amplifier Specifications

• Rated power output (CEA-2006) 45Watts RMS x 4 at 4 ohms and 1% THD
• Low-pass Filter 50~200Hz (-12dB/oct)
• High-pass Fliter 50~200Hz (12dB/oct)
• Input Impedance 10kΩ
• Signal to Noise Ratio 98dB
• Signal to noise ratio (CEA-2006) 82dBa (Reference: 1 Watt into 4 Ohms)
• Frequency response (+0dB, -3dB) 20Hz ~ 20Hz
• Operating voltage 14.4V (11V ～ 16V allowable)
• Maximum current consumption 15A
• Dimensions (WxHxD) 145 x 45 x 99(mm),
• Weight 0.7kg
• Unit weight in individual package 0.99 kg.