A four decade resistance box covering 1Ω to 9999Ω in 1Ω steps. Resistors are 1% tolerance. Max current 0.35A. Power rating 1W continuous. 4mm sockets allow the unit to be used as a potential divider.
This is a replacement 120V AC to 9V DC power supply.
A sturdy, general-purpose base can support one or two rods, and is ideal for experiment setups that require extra stability.
Plastic bases with screw-type light bulb sockets and spring-loaded metal clips to hold leads.
Replacement bulbs for the Series/Parallel Circuit (EM-8677).
