Power Amplifier TOA Digital DA-250F is a 4-Channel
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Power Amplifier TOA Digital DA-250F is a 4-Channel
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Spesifikasi Power Amplifier TOA Digital DA-250F is a 4-Channel
DA-250F
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).
Specifications
| Power Source | 220 - 240 V AC |
|---|---|
| Amplification System | Class D |
| Power Consumption | 200 W (based on EN standards) 1200 W (rated output 4 Ω × 4) 800 W (rated output 8 Ω × 4) |
| Input | 4 circuits 10 kΩ CH 1 mode ON/OFF switch (ON: CH 1 to All ch |
| Rated Output | 4 channels: 250 W × 4 (4 Ω) 2 channels (BRIDGE): 500 W × 2 (8 Ω) M4 screw terminal |
| 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 temperature rise at power amp. heat sink (110 ℃ (230 ゜F) or more) temperature rise inside the unit (80 ℃ (176 ゜F) or more) |
| S/N Ratio | 100 dB (A-weighted) |
| Crosstalk | 70 dB (A-weighted) |
| LED Indicator | Power (blue) × 1 Peak (red) × 4 |
| Cooling | Forced air cooling |
| Operating Temperature | -10 ℃ to +40 ℃ (14 ゜F to 104 ゜F) |
| Operating Humidity | 90 %RH or less (no condensation) |
| Finish | Panel: Aluminum Case: Plated steel sheet |
| Dimensions | 482 (W) × 44 (H) × 401.8 (D) mm (18.98 × 1.73" × 15.82) |
| Weight | 6.8 kg (14.99 lb) |
| Accessory | Power cord (2 m (6.56 ft)) …1 Tamper-proof cap …4 |
*0 dB = 0.775 V
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Login Terakhir 18-03-2021
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