purchase of equipments for instrumentation engineering department -2 function generator-specifications: frequency range 0.01hz to 3mhz i 8 decade range, maximum output voltage 20vp-p ( open circuit ) , sine, triangle, square, ramp, pulse, ttl and dc outputs, output attenuation up to 80db, variable dc offset control, four digit digital display with frequency indication in hz, khz, mhz, / amplitude display, frquency indicatioin + - 1% + - 1 digit, square wave rise / fall time <75n sec, duty cycle 10% to 90% variable. note - on site demonstration required. 3 digital multi meter - specifications: true rms hand held, 6000 count with bar graph basic dc voltage accuracy ( .5%+2 counts ) , 600 v ac / dc, 40 m ohm resistance, continuity, diode test 4 dual trace cathode ray oscilloscope - specification: band width - dc to 30mhz, sensitivity - 1mv / div on both channels, ch1, ch2 ( independent channels ) , x-y operation, time base - 40 ns / div to 0.2s / div, display - 8x10 cm ( minimum ) , deflection coefficient - 1 mv / div to 20v / div ( vertical deflection ) , accuracy + -3%, rise time<20ns, input impedance - about 1 mohm and 25pf note - on site demonstration required 5 dc regulated variable power supply 15-300v- specification: metering: 3 digit dpm to indicate voltage & current: load regulations: 0.05%. + 1.5mv. automatic overload & short circuit protection. note - on site demonstration required. 6 dc fixed power supply 5v, 2a- specification: load regulation: 0.05% + 1.5mv. overload & short circuit protection with provern reliability and endurance. note - on site demonstration required befor placing the supply order. 7 dc fixed dual power supply+-15v, 1 a-specifications: load regulations: 0.05%. + 1.5mv. overload & shortcircuit protection. note- on site demonstration required. 8 dc regulated variable power supply 0-32v-specifications: dc output voltage0 to 32v, dc output current 0 to 2 a, metering 3 digit dpm with accuracy of + -3 counts, load regulation: + 0.1%+ 2mv. led indication for constant voltage / constant current operating mode. automatic overload and short circuit protection. note - on site demonstration required