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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