Switching Power Supply
▶ NS-30D
(Digital type)
INTRODUCTION：
NS-30D Swithching Power Supply is designed for radio amateurs, it is composed with a low ripple switching circuit which can perform like a linear power supply.
It is small,light,portable, and efficient.
Front Panel：
- 1. Power switch
- 2. Noise off-set volume control
- 3. Voltage adjustment:
- 4. Digital display indicator
- 5. Output Positive Terminal
- 6. Output Negative Terminal
- 7. Current indication
- 8. Output control switch
Rear panel：
- 9. Output terminal
- 10. Cooling fan
- 11. AC Input & Fuse
SPECIFICATIONS：
Model | NS-30D |
Input voltage | 220VAC ±10% 50Hz or 110VAC ±10%60Hz |
Output voltage | 13.8V or 9-15V variable |
Output voltage regulation | < 2% |
Protection | Overload, Short-circuit |
Output current | 25A continue，30A Max. |
Ripple/Noise | < 80mVp-p |
Fuse | F5A250V |
Digital display | Single volt/current meter |
Dimensions | 155（W）× 70（H）× 205（D）mm |
Weight | 1.5 Kg |
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