Heat Absorption and Radiation Comparator with White Screen Microscopy_Microscopes & Accessories Solid zinc 20mm density cube

Solid zinc 20mm density cube for density

5 DPDT slide switches

rated for student circuit construction and series-parallel investigations where junction-voltage and current-limiting concepts get introduced

the lower-forward-voltage counterpart to the silicon unit for radio-detection demonstrations

Heaviest 125-watt soldering iron in the line with a wooden bakelite handle

Heat Absorption and Radiation Comparator with White Screen Microscopy_Microscopes & Accessories Solid zinc 20mm density cubeCompares radiant heat absorption through paired surfaces and a white screen, letting students quantify how color and finish influence heat uptake during radiation experiments.