| MODEM | HY3002C | HY3003C | HY3005C |
| Input Voltage | 110/220V ± 10%AC | ||
| Output Voltage | 0 ~ 30V | ||
| Output Current | 0 ~ 2A | 0 ~ 3A | 0 ~ 5A |
| Source Effect | CV≤ 0.01%±1mV; CC≤ 0.02%±1mA | ||
| Load Effect | CV≤ 0.01%±5mV; CC≤ 0.02%±5mA | ||
| Ripple & Noise | ≤ 1mVrms | ||
| Display | Voltage & Amperometer display | ||
| Accuracy | 2.5%f.s. | ||
| Size | 291 × 158 × 136mm | ||
| Weight | 3 ~ 6kg | ||