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The DA-250F is a 4-Channel Digital Power Amplifier featuring lightweight, compact, high power output, and high efficiency. It delivers 250 W × 4 channels (4 Ω output) using a switching power supply. Each channel is equipped with an independent power section. It can be mounted in an EIA Standard equipment rack (1 unit size).
| Power Source | 120 V AC, 50/60 Hz |
|---|---|
| Amplification System | Class D |
| Power Consumption | 200 W (based on UL/CSA standards) 1300 W (rated output 4 Ω × 4) 850 W (rated output 8 Ω × 4) |
| Input | 4 circuits, +4 dB* (1.23 V) (input level control in maximum position), 10 kΩ, electronically-balanced, removable terminal block (3 pins) CH 1 mode ON/OFF switch (ON: CH 1 to All ch, OFF: Each ch) |
| Rated Output | 4 channels: 250 W × 4 (4 Ω), 170 W × 4 (8 Ω) 2 channels (BRIDGE): 500 W × 2 (8 Ω) M4 screw terminal, distance between barriers: 8.8 mm |
| Frequency Response | 20 - 20,000 Hz (±1 dB) |
| Total Harmonic Distortion | 0.1% (1 kHz) 0.3% (20 - 20,000 Hz) |
| Protection Circuit | Protection against excessive current flow due to overload, short circuit, unusual DC voltage output, temperature rise at power amp. heat sink (110℃ or more), temperature rise inside the unit (80℃ or more) |
| S/N Ratio | 100 dB (A-weighted) |
| Crosstalk | 70 dB (A-weighted) |
| LED Indicator | Power (blue) × 1, Input (green) × 4, Output (yellow) × 4, Peak (red) × 4, Protect (red) × 4 |
| Cooling | Forced air cooling |
| Operating Temperature | -10℃ to +40℃ |
| 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 |
| Weight | 6.6 kg |
| Accessory | Power cord (2 m) …1, Removable terminal plug (3 pins) …4, Tamper-proof cap …4 |
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Provided the conditions in our refund policy have been met, refunds will be processed using the original form of payment. You can return an item purchased online by posting it to us. Please contact customer service for return address. Please note that delivery costs will be excluded from the refund unless goods are returned in accordance with your statutory rights (e.g. they are faulty or not as ordered).
Provided the conditions in our refund policy have been met, refunds will be processed using the original form of payment. You can return an item purchased online by posting it to us. Please contact customer service for return address. Please note that delivery costs will be excluded from the refund unless goods are returned in accordance with your statutory rights (e.g. they are faulty or not as ordered).
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Free returns within 15 days, please make sure the itemsare in undamaged condition.
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