US$ 19.95
5/6/9/12V at up to 1A
and electromagnet to map mechanical/electrical/light/heat conversions
sized to accept a bell jar for atmospheric-pressure and vacuum demonstrations
showing equal pressure transmission across different piston areas
For driving student-built electronics and optics circuits
Copper-Iron Thermopile Lab Supplies_Tongs 5/6/9/12V at up to 1ASeven junction copper and iron thermopile from four 130mm wires of each metal, the series arrangement amplifying the Seebeck voltage for radiant heat detection experiments.
US$ 19.95
US$ 89.00
US$ 27.99
US$ 37.95
US$ 58.99
US$ 34.99