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NA-FR1800D
$339.99
The Nemesis Audio NA-FR1800D is a high-powered 1-channel Full-Range Class D amplifier delivering up to 1,800W RMS at 1 Ohm. It provides strong output at 4, 2, and 1 Ohm loads, along with variable high-pass and low-pass filters, adjustable bass boost, and built-in protection for reliable performance. The specifications below match the product specification label and are also confirmed by the manufacturer.
Key Specifications
| Specification | Details |
|---|---|
| Model | NA-FR1800D |
| Amplifier Type | Full-Range Class D |
| Channels | 1 Channel |
| Input Sensitivity | 200mV |
| Signal-to-Noise Ratio | 100dB |
| Frequency Response | 10Hz–20kHz (-3dB) |
| Input Impedance | 56k Ohms |
| Minimum Supply Voltage | 9V |
| Maximum Supply Voltage | 16V |
RMS Power Output
| Load | RMS Power |
|---|---|
| 4 Ohm | 1,300W RMS |
| 2 Ohm | 1,550W RMS |
| 1 Ohm | 1,800W RMS |
Power ratings are specified at 14.4V. Nemesis Audio
Crossover & Bass Controls
- H.P.F. (High Pass Filter): 10Hz–1kHz, variable
- H.P.F. Slope: -12dB/8
- L.P.F. (Low Pass Filter): 40Hz–20kHz, variable
- L.P.F. Slope: -12dB/8
- Bass Boost: 0–12dB
- Bass Boost Frequency: 50Hz
Protection System
The NA-FR1800D includes protection against:
- Output short circuit
- High supply voltage
- Low supply voltage
- Thermal conditions
Product Highlights
- 1,800W RMS @ 1 Ohm
- Full-Range Class D design
- 1-channel monoblock configuration
- 1,550W RMS @ 2 Ohms
- 1,300W RMS @ 4 Ohms
- Wide 10Hz–20kHz frequency response
- Variable high-pass and low-pass filters
- 0–12dB bass boost at 50Hz
- 100dB signal-to-noise ratio
- 56k Ohm input impedance
- 9V–16V supply voltage range
- Built-in short, voltage, and thermal protection
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