Power Amplifier 250 Watt

TOA DA-250F Multichannel Power Amplifier
Power Source 220 - 240 V AC, 50/60 Hz
Amplification System Class D
Power Consumption 294 W (based on EN standards)
1150 W (rated output 100 V line, 40 Ω x 4)
Input 4 circuits, +4 dB* (1.23V) (input level control in max. 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 (100 V line, 40 Ω)
M4 screw terminal, distance between barriers: 8.8 mm (0.35")
Frequency Response 50 Hz - 20 kHz (-3 dB, +1 dB)
Total Harmonic Distortion 0.1 % (1 kHz)
0.3 % (100 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 4, Output (yellow) x 4, Peak (red) x 4,
Protect (red) × 4
Cooling Forced air cooling
Operating Temperature -10 °C to +40 °C (14 °F to 104 °F) Tamper-proof cap x 4, Rack mounting screw (with plain washer) x 4
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 6.8 kg (14.99 lb)
Accessory Power cord (2 m (6.56 ft)) x 1, Removable terminal plug (3 pins) x 4,
Tamper-proof cap x 4, Rack mounting screw (with plain washer) x 4