US$ 406.50
NPN transistor in a protective enclosure with labeled base
Higher-range 30-0-30mA center-zero galvanometer at 20mA sensitivity and plus-or-minus 2
verifying the Boolean disjunction operation by direct observation
LED-output photoelectric cell on a 3
providing the standard mid-reach branching wire for 4mm-socket student bench circuits
Single Pulley with 1 Hook, Aluminum Frame, 3.5 x 2" LabLearner NPN transistor in a protectiveAluminum bodied single pulley in a 3. 5 by 2 inch metal frame with a centered 2 inch wheel and one hook, sized to suspend from a stand for mechanical advantage experiments.
US$ 406.50
US$ 811.62
US$ 2935.00
US$ 99.00
US$ 264.50