Copper-Iron Thermopile Lab Supplies_Tongs For driving student-built electronics and

For driving student-built electronics and optics circuits

sized to mount alongside a tone generator for converting electrical signals into audible tones during sound-wave demonstrations

and surrounding bone for dental

reconfiguring the demonstration meter as a low-voltage voltmeter for single-cell and battery-pack readings

holding twelve tubes up to 22 mm diameter for classroom and professional bench setups

Copper-Iron Thermopile Lab Supplies_Tongs For driving student-built electronics andSeven junction copper and iron thermopile from four 130mm wires of each metal, the series arrangement amplifying the Seebeck voltage for radiant heat detection experiments.