US$ 26.00
Millimeter-graphed 100 x 75mm screen on a 2
Square die-cast alloy boss head with metal thumbscrews
Used to generate triboelectric static charge by rubbing against glass
Polystyrene electrolyzer with a transparent cone-shaped cup over a banana-socket base
625 inches in diameter
Relay NAND Gate Demonstration Board Biology_Entomology & Zoology Millimeter-graphed 100 x 75mm screenRelay based NAND gate module on a demonstration base, introducing combinational logic behavior by using physical relays so students can hear and see the gate state in real time.