QJE PS30SWIII Walkie-talkie base station regulator switching power

Gain(dB) : 10 Brand Name : AISANRAY Origin : Mainland China Certification : NONE QJE PS30SWIII Walkie-talkie base station regulator switching power supply 13.8V fixed output 9-1 5V adjustable output 220V 30A 1. Power switch: Turns the unit on and off. 2. Noise off-set volume control: Adjust it to eliminate the pulse noise of the swi tching power supply. This function is specially desi gned for communication. (Effectiveness may be vary because of the frequency and mode. ) 3. Voltage ad justment: Ad justs vol tage between 9.0 and 15.0 volts. Turn clockwise to increase and counter clockwise to decrease the voltage. When it is set at the center position, it will be 13.8 volts. 4. Meter: Displays the voltage or current. 5. Output control switch:Turn this switch to the ad just position while you adjustingto the desired output level. /Fixed output ;13.8V. 6. Meter switch: Select the position to indicate voltage (V) or current (A) . 7. Meter calibration: Adjust the meter to the zero position. 8. Output terminal: 30A max; Red positive; black negative. 9. Cooling fan 10. FUSE INTRODUCTION PS 30SWIII is a high efficiency,compact,lightweight,hish Serformance switching power supply.It is also engineered 23 minimize the noise specifically for the communication.Even when the noise occurs,it can be eliminated by the Noise -0ffset control.Many convenient functions like voltage pre set knob and highly visible back lit meter are all included in this standard powersupply. SPECIFICATIONS 1. input vol tage:220VAC 2. output voltage:13.8VDC Adjusts voltage between 9.0 and 15.0 volts. Turn clockwise to increase and counter clockwise to decrease the voltage. When it is set at the center