مضخم طاقة رقمي DA2250 من الدرجة الثانية W-D بقنا...

Model

DA2125

DA2250

DA2500

DA4060

DA4125

DA4250

Number of channels

2

2

2

4

4

4

Rated output power of each channel

120W

250W

500W

60W

120W

250W

Input sensitivity

775mVRMS（0dBV/ all balanced input) 100VRMS (100V unbalanced input)

SNR (signal-to-noise ratio)

>80dB (100VRMS output)

Input impedance

60K ohms (balanced)20K ohms (balanced priority) 100K ohms (100V unbalanced)

Channel separation

>70dB(1KHz)

Frequency response

80Hz-15kHz (±3dB normal operating conditions)

THD (total harmonic distortion)

<0.3 %     (1kHz normal operating conditions)

Up speed

>29V/us

Priority threshold

>10mVp (prior balanced line input) >1000mVp (prior100VRMS line input)

Indicators

“Protection”, “Limit”, “Voltage limit”, “Signal”, “70V gear”

Protection

Power-on, high temperature, DC, short circuit

Power supply

AC180-250V/50Hz   DC24V (rated output power -3dB)

Overall dimensions (mm)

（L×W×H）552×510×105         

Machine dimension (mm)

（L×W×H）483×435×44 (not including machine legs)

Machine legs

Four 6.5mm high soft plastic machine legs, can be removed as needed

Power consumption (AC220V)

339W

610W

1270W

347.6W

653W

1240W

Power consumption (DC24V)

206.4W

350.4W

720W

223.2W

398.4W

708W

Static power consumption (AC220V)

38W

38W

42W

57.5W

63.5W

57W

Static power consumption (DC24V)

38.4W

38.4W

43.2W

60W

62.4W

57.6W

Gross weight (kg)

7.4

7.4

7.4

8

8

8

Net weight (kg)

6.4

6.4

6.4

7

7

7