| MODEM | HY1502D | HY1503D | HY1802D | HY1803D |
| Input Voltage | 110/220V±10%AC | |||
| Output Voltage | 0~15V | 0~18V | ||
| Output Current | 0~2A | 0~3A | 0~2A | 0~3A |
| Source Effect | CV≤0.01%±1mV; CC≤0.02%±1mA | |||
| Load Effect | CV≤0.01%±5mV; CC≤0.02%±5mA | |||
| Ripple & Noise | ≤1mVrms | |||
| Display | Two 3 1/2 digit LCD display | |||
| Accuracy | V: ±1%±2digits; C: ±2%±2digits | |||
| Size | 206×153×110mm | |||
| Weight | 3~4.5kg | |||
