Resistance Substitution Board 33 Ohms - 10M Ohms, Extremely Useful For All Circuit Applications. Great For Electronics Classrooms Or Labs, Or For Use In Circuits Under Design Or In Testing Conditions, Board Dimensions Are 5 X 3.5 X 2 Inches.
Knife Switch, Double Pole - Single Throw, Double Pole - Single Throwdurable Plastic Base Knife Switches That Stand Up During Tough Student Use. Poles & Knives Are Made Of Brass For Good Electrical Connections.
Plug Switch - Two Way Three Brass Blocks With 4mm Insulated Terminals With Tapered Plug With A Fluted Top Are Mounted On A Molded Base, With Three Brass Blocks, Each With A 4 mm Insulated Terminals And Two Standard Tapered Plugs To Fit The Two Holes Between The Blocks.
Rheostats - Standard, Resistance 280 Ohms, Max. Current 1.2 Amp, Heavily Oxidized Constantan (Copper-Nickel Alloy) Wire On A Vitreous Enameled Steel Tube, 2;4 mm Terminal Posts Which Are Fitted To Facilitate External Connection Conventional 4 mm Plug, Phosphor Bronze
Circular Coil On Base, Coil With 94 Turns Of 1 mm Dia, Mounted On A Plastic Base, And Surrounds A Plastic Sheet On Which Iron Fillings Can Be Placed. Used To Observe Static Magnetic Fields Generated By A Constant Flowing Current,For Demonstration On Static Magnetic Fields.
Rheostats - Standard, Resistance 1600 Ohms, Max. Current 0.3 Amp, Heavily Oxidized Constantan (Copper-Nickel Alloy) Wire On A Vitreous Enameled Steel Tube, 2;4 mm Terminal Posts Which Are Fitted To Facilitate External Connection Conventional 4 mm Plug, Phosphor Bronze
Decade Resistance Box - 7 Decade, Portable Resistance Box, Built In Solid Metallic Body. Total Vol. 11.111110 Mega Ohms, It Is Built In Solid Metallic Body.Total Value As Well As Individual Values Are Available At All Levels, +/- 1% Tolerance & Are Of 2 Watts
Rheostats - Standard, Resistance 2.5 Ohms, Max. Current 9 Amp, Heavily Oxidized Constantan (Copper-Nickel Alloy) Wire On A Vitreous Enameled Steel Tube, 2;4 mm Terminal Posts Which Are Fitted To Facilitate External Connection Conventional 4 mm Plug, Phosphor Bronze
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