Description
Sony XM-S400D
The Sony XMS400D is a 4-channel car amplifier designed to deliver clean and powerful audio to your car speakers. It features Class D amplifier technology for high efficiency, low heat generation, and compact installation. With built-in high and low-pass crossovers, it allows precise sound tuning, while 50W RMS x 4 channels at 4 ohms provides reliable power for both front and rear speakers.
Specifications
Physical & General
| Feature | Specification |
|---|---|
| Dimensions (W x H x D) | 62.6 x 37.3 x 162.8 mm |
| Weight | 1.01 lb (≈0.46 kg) |
| MOSFET Power Supply | Yes |
| CTA Power Output | 45 W x 4 |
| CTA S/N Ratio | 83 dBA |
Output Power
| Configuration | RMS / THD | Maximum |
|---|---|---|
| 4 channels @ 2 Ω | 45 W x 4 / 1.0% | — |
| 4 channels @ 4 Ω | 45 W x 4 / 1.0% | 100 W x 4 |
Frequency & Signal
| Feature | Specification |
|---|---|
| Frequency Response | 20 – 20,000 Hz |
| Signal-to-Noise Ratio | 100 dB |
| Total Harmonic Distortion (1 kHz) | 0.08% |
| Tolerance | +0.5 / -3 dB |
Filters & Audio Adjustment
| Feature | Range / Slope |
|---|---|
| Low Pass Filter | 120 Hz, 12 dB/oct |
| High Pass Filter | 120 Hz, 12 dB/oct |
Current & Sensitivity
| Feature | Specification |
|---|---|
| Current Drain @ Rated Output 4 Ω | 15 A |
| Line In Sensitivity | 1–8 V |
About This Item
- Class-D amplification technology for high power
- 100 W x 4 maximum power output
- Low and high pass filters for accurate sound
- Speaker level inputs with power sensing for simple installation
- Overload protection circuit and speaker level input
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