Nakamichi NDSK4285AU

The NDSK4285AU is an advanced 4-channel DSP amplifier from the renowned audio company Nakamichi. Known for its high standards in audio processors, this compact amplifier offers the ability to fully control your sound. A highlight is the impressive dynamic range of ≥100dB. Thanks to the numerous technical features, e.g. a frequency response of 20Hz ~ 20KHz and the ability to support internal Bluetooth and USB music playback, the DSP amplifier delivers first-class performance. Imagine having complete control over your audio settings - with the Nakamichi NDSK4285AU you can achieve just that.

• Dynamic range (RCA input) ≥100dB
• S/N (RCA input) 0 ~ 22dB
• Frequency response 20Hz ~ 20KHz
• Input impedance high level input: 240Ω
• Low-level output impedance ≤100Ω
• Signal input RCA input: 8V; high level: 26V
• Output range RCA output: 12V; amplifier: 4×80W
• Operating voltage DC9V-16V
• REM input High level input signal: FL+/FL or ACC control cable
• REM output +12V 
• Standby power ≤0.1W
• Gross weight Approx. 0.7kg
• Housing dimensions (L × H × W) 174.5 × 120 × 40 mm

• Input signal type 4-channel high level, supports internal Bluetooth and USB music playback
• Output type 8 channels RCA, 4 channels with 80 W power
• Output gain Gain range: Mute, -59dB ~ 6dB
• Output signal EQ
• 31-band EQ for each channel,
• 1. frequency range: 20Hz ~ 20KHz, 1Hz accuracy
• 2nd Q value (slope): 0.404~28.85
• 3rd gain: -20.0dB ~+20.0dB, 0.1dB accuracy
• Output signal transition Equipped with high-pass and low-pass filters.
• 1.professional filter type: Butter-W, Bessel, Link-Rill
• 2.the crossover point of the filter: 20Hz~20kHz, resolution 1Hz
• 3.the setting of the filter slope: 6dB/oct ~ 48dB/oct
• Output phase and runtime correction
• In phase or out of phase (0° -180°);
• Time adjustment: 0.000 to 20,000 milliseconds, 0 to 692 cm
• Presets Save 6 presets in the device.