Knife Switch, Double Pole - Double Throw, Double Pole - Double Throwdurable Plastic Base Knife Switches That Stand Up During Tough Student Use. Poles & Knives Are Made Of Brass For Good Electrical Connections.
Solenoid Air Cored Diameter 50 mm 270 Turns Wire 1.25 mm In Diameter. Max. Current : 6A Power Supply On 2 Safety Sockets. Length 370 mm, Square Plaques At The Ends Of The Solenoid Have An Indentation Enabling To Easily And Immediately Position It On The Guiding-Support.
Capacitance Substitution Box, Capacitor Box, Using 1 Rotary Dial With 12 Steps. Various Capacitors Are Selected One By One. Useful For General Purpose Electronic Work. The Unit Has An Easily Selectable Range Of 12 Preferred Capacitors From 100 Pf To 1 Mfd