Description
DA-250D Dual-Channel Power Amplifier
| Power Source | 220 – 240 V AC, 50/60 Hz |
|---|---|
| Amplification System | Class D |
| Power Consumption | 150 W (based on EN standards) 620 W (rated output 4 Ω × 2) 400 W (rated output 8 Ω × 2) |
| Input | 2 circuits, +4 dB* (1.23V) (input level control in max. position), 10 kΩ, electronically-balanced, removable terminal block (3 pins), XLR-3-31 type connector CH 1 mode ON/OFF switch (ON: PARALLEL, OFF: STEREO) |
| Rated Output | 2 channels: 250 W × 2 (4 Ω), 170W x 2 (8 Ω) 1 channel (BRIDGE): 500 W × 1 (8 Ω) M4 screw terminal, distance between barriers: 8.8 mm (0.35″) |
| Frequency Response | 20 Hz – 20 kHz (±1 dB) |
| Total Harmonic Distortion | 0.1 % (1 kHz) 0.3 % (20 Hz – 20 kHz) |
| Protection Circuit | Protection against excessive current flow due to overload short circuit, unusual DC voltage output, temperature rise at power amp. heat sink (100 °C (212 °F) or more) temperature rise inside the unit (80 °C (176 °F) or more) |
| S/N Ratio | 100 dB (A-weighted) |
| Crosstalk | 70 dB (A-weighted) |
| LED Indicator | Power (blue) × 1, Input (green) x 2, Output (yellow) x 2, Peak (red) x 2, Protect (red) × 2 |
| Cooling | Forced air cooling |
| Operating Temperature | -10 °C to +40 °C (14 °F to 104 °F) |
| Operating Humidity | 90 %RH or less (no condensation) |
| Finish | Panel: Aluminum, black, alumite Case: Plated steel sheet |
| Dimensions | 482 (W) × 44 (H) × 401.8 (D) mm (18.98 × 1.73″ × 15.82) |
| Weight | 5.3 kg (11.68 lb) |
| Accessory | Power cord (2 m (6.56 ft)) x 1, Removable terminal plug (3 pins) x 2, Tamper-proof cap x 2, Rack mounting screw (with plain washer) x 4 |
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