|
Model
|
DA4250
|
|
Number of channels
|
4
|
|
Rated output power of each channel
|
250WRMS
|
|
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)
|
|
Priority threshold
|
>10mVp (priority balanced line input) >1000mVp (priority 100VRMS line input)
|
|
Indicators
|
“Protection”, “Limit”, “Clipping”, “Signal”, “70V”
|
|
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 feet)
|
|
Feet
|
Four 6.5mm high soft plastic machine legs, can be removed as needed
|
|
Power consumption (AC220V)
|
1240W
|
|
Power consumption (DC24V)
|
708W
|
|
Static power consumption (AC220V)
|
57W
|
|
Static power consumption (DC24V)
|
57.6W
|
|
Gross weight (kg)
|
8
|
|
Net weight (kg)
|
7
|
