Description
supplying clean low-voltage current to introductory electronics
this decade resistance box substitutes for fixed resistors in circuit experiments
totaling 250 grams for suspension from pulleys
Wider 70 x 20 x 8mm cross-section on this Alnico bar pair gives a broader pole face than typical bar magnets
Round Convex Glass Mirror, 75mm Diameter, 75mm Focal Length Capacity_17mL supplying clean low-voltage current toDesigned for divergence demos at scale, a 75mm aperture convex glass mirror at 75mm focal length and ~2. 8mm thickness produces reduced virtual images with a notably widened apparent field.
Exchange/Return Notes
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