Two-Way Copper Plug Key Switch with 4mm Terminals Material_Brass 3g nickel-plated steel balls on

3g nickel-plated steel balls on a red wood base

pairing with the companion ADC unit to demonstrate the sampling process and quantization loss

and Android devices up to 4 inches wide for hands-free desktop viewing

the 90-45-45-degree faces redirecting wider beams for total internal reflection and image-inversion work

supporting medical and health-science teaching

Two-Way Copper Plug Key Switch with 4mm Terminals Material_Brass 3g nickel-plated steel balls onTwo position copper plug key switch with 4mm terminals and two removable plugs, letting students route current down either branch of a circuit by choosing which slot the plug occupies.