Compartment box in use

The Compartment Box Trick

Have you ever taken something apart and then put it back together and had parts left over? Me too. Sometimes it’s something I know isn’t needed, but it’s still better to get everything back in the right place.  A few…

Figure 3: Case screws

Repairing a Cenco 33031 Power Supply

by Laurence Rowe and Eric Myers We use the Cenco 33031 Low Voltage Power Supply (Figure 1) for several of our electricity and magnetism labs.   It can provide variable DC up to 6 Volts at up to  5 Amps, and…

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