supply of dc variable regulated power supplydc variable regulated power supply,dc variable regulated power supply (programmable power supply) having input voltage of 230v, single phase, 50 hz and having output voltage dc of 0-75v, load current 0- 25amp, with digital display for both voltage and current. coarse and fine variation of outp ut voltage facility to be available in the equipment. calibration certificate traceble to nab l to accompany with supplies. makes accepted: aplab, scientific mes-technik pvt ltd. note:- va riation in output voltage from set voltage should not be more than 1% when connected t o load. equipment should have overload, short circuit protection and can be re-setted ma nually. [ warranty period: 12 months after the date of delivery ] ]