US$ 14.50
Graduated white screen mounted for use on the optical bench
stored in a 7
Two-gate photogate system with gate
this wooden block-and-tackle apparatus lets students count supporting strands and measure how each added pulley reduces effort
Germanium Diode Unit Subcategory_Kinematics Graduated white screen mounted forGermanium diode on a transparent base with 4mm color coded sockets and a printed circuit diagram, the lower forward voltage counterpart to the silicon unit for radio detection demonstrations.
US$ 14.50
US$ 24.00
US$ 18.00
US$ 20.00