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NA-FR500X4D
$349.99
The Nemesis Audio NA-FR500X4D is a high-output 4-channel Full-Range Class D amplifier designed for powerful and flexible multi-speaker audio systems. It provides dedicated 4Ω, 2Ω, and bridged power configurations, along with adjustable high-pass and low-pass filtering for precise system tuning. The manufacturer identifies the model as a 2000W Max, 4-channel Full-Range Class D amplifier.
Key Specifications
| Specification | Details |
|---|---|
| Model | NA-FR500X4D |
| Amplifier Type | Full-Range Class D |
| Channels | 4 Channel |
| Maximum Output @ 14.4V, 4Ω | 4 × 150W RMS |
| Maximum Output @ 14.4V, 2Ω | 4 × 250W RMS |
| Maximum Output @ 14.4V, 1Ω | 4 × 500W RMS |
| Maximum Output @ 14.4V, 2Ω Bridged | 2 × 1,000W RMS |
| Maximum Output @ 14.4V, 4Ω Bridged | 2 × 500W RMS |
| Input Sensitivity | 200mV |
| Signal-to-Noise Ratio | 100dB |
| Frequency Response | 10Hz – 20kHz (-3dB) |
| Input Impedance | 56kΩ |
| Minimum Supply Voltage | 9V |
| Maximum Supply Voltage | 16V |
Power Output
| Configuration | RMS Output |
|---|---|
| 4Ω | 150W × 4 CH |
| 2Ω | 250W × 4 CH |
| 1Ω | 500W × 4 CH |
| 2Ω Bridged | 1,000W × 2 CH |
| 4Ω Bridged | 500W × 2 CH |
These output ratings are taken directly from the specifications printed on the supplied product box. The manufacturer also identifies the NA-FR500X4D as a 4-channel Full-Range Class D amplifier with 4 × 500W RMS maximum output and a 10Hz–20kHz response.
Crossover & Audio Controls
| Feature | Specification |
|---|---|
| HPF (High Pass Filter) | 15Hz – 6kHz, -12dB/8, Variable |
| LPF (Low Pass Filter) | 50Hz – 6kHz, -12dB/8, Variable |
| Bass Boost | 0 – 12dB @ 50Hz |
| Input Impedance | 56kΩ |
| Frequency Response | 10Hz – 20kHz (-3dB) |
Protection & Power Features
- Output short-circuit protection
- High supply-voltage protection
- Low supply-voltage protection
- Thermal protection
- Designed for 9V–16V supply operation
- 100dB signal-to-noise ratio
- Full-range Class D architecture
Product Highlights
- 4-channel Full-Range Class D amplifier
- 2000W MAX headline power
- Up to 500W RMS × 4 channels
- Supports 1Ω operation
- Up to 1,000W RMS × 2 bridged @ 2Ω
- Adjustable HPF and LPF
- 0–12dB bass boost
- Wide 10Hz–20kHz frequency response
- 100dB S/N ratio
- Built-in short, voltage and thermal protection
Dimensions
Not listed on the supplied specification panel, so I have not added an unverified dimension.
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