The PowerBass ACS-4090 car amplifier features 4 channels and operates in Class D. Its output power at 14.4 V is 45 W per channel at 4 Ω and 90 W per channel at 2 Ω.
- Channels: 4
- Amplifier class: D
- Maximum power: 720 W
- Load stability: 2 Ω, or 4 Ω in bridged mode
- Inputs: RCA and speaker-level, 2 pairs of each type
- Power supply: Unregulated PWM with MOSFET
- Electronic crossover: Variable High-Pass filter 50 Hz–1 kHz and Low-Pass filter 30 Hz–250 Hz
- Crossover slope: 12 dB
- Bass boost: Selectable 12 dB Bass Boost EQ
- Input sensitivity: 0.25–6 V
- Frequency response: 10 Hz–50 kHz
- Signal-to-noise ratio: >100 dB
- Total harmonic distortion: 0.3% at rated power
- Turn-on circuit: Remote with Soft Delay
- Gain control: Variable
- Protection circuit: Protects against load impedance overload, speaker short circuits, overheating, and DC output
- Dimensions: 5 × 18 × 32.5 cm (height × width × depth)
- Product Number
- ACS-4090
- Number of Channels
- 4 Channels
- Amplifier class
- D
Important information
Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.