Katherine letter DC power supply for all models is promotional Emi, Zhengzhou, instrumentation, including the (RXN-302A, RXN-302D can RXN-303A, RXN-303D, RXN-305D, RXN-Suite 1501A,) 
 New trillion-letter RXN-305D 30V/5A precision DC power supply, LED digital display, the current and voltage can be adjusted, constant protection. 
 The RXN DC adjustable power supply for the electronics production lines, tertiary and vocational laboratory, mobile phone repair, computer maintenance, LED LED backlit screen product testing and the use of radio enthusiasts. It has a ripple, low noise, small size and economical price. Voltage and current can be adjusted for current limiting protection. And overload protection circuit 
 Both can be used as a power supply can also be used as a stabilized power supply. Basic characteristics of a single output. Has a pointer to the header / LED digital tube display voltage, current. Simple to use, easy to operate features. 
 (4) current limit protection method, the current limit can be adjusted to the plastic surface box, novel appearance, simple and beautiful color packaging. Small size, light weight, the basic parameters of the input voltage 
 220V ± 10% Frequency 50/60Hz Output voltage continuously adjustable DC: 0-30V output current continuously adjustable DC 0-5A 
 Protection current limit protection and short circuit protection of power effect ≤ 0.01% 2mV load effect ≤ 0.01% 2mV Ripple and noise CV the ≤ 1MVRMS (RMS) 
 Ambient temperature -10 ℃ -40 ℃ relative humidity <90% 
 All of our equipment prior to shipment after the technical staff three times and strict quality testing and verification. Our aim: integrity, quality, professional Zhengzhou Megumi Instrument Co., Ltd. Address: 238 West Main Street, Zhengzhou City, Building 1 of 63 (East Street and West Street intersection) 
 (East of Erqi Plaza) Tel :0371 -66227105 Fax :0371 -66227105 Contact: Mrs Fan 13017693918 QQ 
 : 769 689 242 Website http://www.5117hm.com