KAC-PS4D
4-channel Digital Power Amplifer
DISCONTINUED MODEL
Key Features
| High Performance 4-channel Power Amplifier for Subwoofer |
| Class-D Amplifier Circuit |
| 1200W Max Output Power |
| 2Ω Load Capability |
| Full Function DSP (Digital EQ, Digital X'over) |
Amplifier Features
| Class D Amplifier | Yes |
| Full Range Digital Amplifier | Yes |
| Load Capability | 2Ω Stable |
| Maximum power output | 1200W |
| Rated power output (4Ω) | 75W x 4 (4Ω) |
| Rated power output | 100W x 4 (2Ω) |
| Bridged power output (4Ω) | 200W x 2 |
| CEA-2006 Compliant | Yes |
| Low-pass Filter | Yes |
| High-pass Fliter | Yes |
| Infrasonic filter | Yes |
| Phase inverter 0°(Normal) / 180°(Reverse) | Yes |
| Built-in Full Function DSP | Yes |
| Switched Mode Power supply | Yes, with Power MOS-FET |
| Power Supply with Dual Transformer | Yes |
| Cooling Fan | Yes |
| Amplifier Information Display | Yes |
| Power Indicator | Yes |
| Installer Memory | Yes |
| Last Settings Memory | Yes |
| Line in | 2 RCA (Gold Plated) A/B |
| Input Selector | A/AB |
| Line out | 1 RCA (Gold Plated) |
| Line Out Filter | Yes |
| Single Side Terminals | Yes |
| Full Contact Terminal | Yes |
| Gold Plated Power & Speaker Terminals | Yes |
| Die-Cast Aluminium Heat Sink | Yes |
| Removable Coverplate | Yes |
Amplifier-Specifications
| Maximum power output (4Ω) | 1200W x 1 |
| Rated power output (4Ω, 14,4V) | 100W x 4 (20Hz ~ 200Hz, 0.05%THD) |
| Rated power output (2Ω, 14,4V) | 150W x 4 (1000Hz, 0.5%THD) |
| Rated power output (4Ω, 14,4V) | 300W x 2 (1000Hz, 0.5%THD) |
| Rated power output (4Ω, 12V) | 75W x 4 (20Hz ~ 200kHz, 0.05%THD) |
| Rated power output (2Ω, 12V) | 100W x 4 (1000Hz, 0.5%THD) |
| Rated power output (CEA-2006) | 100Watts RMS x 4 at 4 ohms and 1% THD |
| Low-pass Filter | 40~200Hz (24dB/oct) |
| High-pass Fliter | 50~200Hz (12dB/oct) |
| Infrasonic filter | 20/30/40/50/60Hz (-24dB/oct) B-channel |
| RCA Input Sensitivity | 0.2 ~ 5V |
| Input Impedance | 10kΩ |
| Signal to Noise Ratio | 105dB |
| Signal to noise ratio (CEA-2006) | 78dBa (Reference: 1 Watt into 4 Ohms) |
| Frequency response (+0dB, -3dB) | 20Hz ~ 20000Hz |
| Operating voltage | 14.4V (11V ～ 16V allowable) |
| Maximum current consumption | 60A |
| Dimensions (WxHxD) | 340 x 60 x 225(mm), |
| Weight | 3.8kg |
DSP Specifications
| Frequency Band 1 | 25 / 40 / 60 / 80 / 100Hz |
| Frequency Band 2 | 150 / 200 / 300 / 400 / 500Hz |
| Frequency Band 3 | 600 / 800 / 1k / 1.5k / 2kHz |
| Frequency Band 4 | 3k / 4k / 5k / 6.3kHz |
| Frequency Band 5 | 8k / 10k / 12.5k / 16kHz |
| Quality Factor Band1 - Band3 | 1 / 2 / 3 / 5 |
| Quality Factor Band4 - Band5 | 2 / 4 / 8 / 10 |
| Gain (Boost or Cut) | -9dB - +9dB |
| Delay Control | 0 - 3.9ms (0.1ms Step) |