US$ 575.50
Universal 2-input NOR gate module with red/green LED outputs and a printed truth table
providing the more readily oxidized electrode that drives current in classic galvanic-cell demonstrations
supporting medical and health-science teaching
allowing a sodium or filament lamp to be aimed precisely onto a spectrometer slit or refraction-cell setup
and a tensioning pulley
Oscilloscope, Model EI-803, 30 MHz Material_Rubber Universal 2-input NOR gate moduleHigher bandwidth 30 MHz dual channel oscilloscope, the next step instrument up from the 15 MHz EI 800 for AC signal, waveform, and frequency response work in advanced classrooms.
US$ 575.50
US$ 1377.50
US$ 39.99
US$ 49.00
US$ 2435.00
US$ 3753.00