"John Smith testing the circuit with the old Hedgehog power supply"
Equipment List:
- 2216 Circuit Board with:
- C14 (2.47V) bulb in all three sockets.
- 2 x D Cell Battery, one in each Battery Holder.
- Red banana plug cord
- Black banana plug cord
- Black alligator clips
- Red alligator clips
- Telegraph Switch
- 2 x Autorange Multimeter
- Current Limited Power Supply
- A "Bento Box" of the following supplies:
- Collection of Alligator cables:
- 3 Red Alligator to Alligator.
- 3 Black Alligator to Alligator.
- 2 Green Alligator to Alligator.
- 2 White Alligator to Alligator.
- 2 Yellow Alligator to Alligator.
- 2 Blue Alligator to Alligator.
- Pencil Sharpener
- Pack of Colored Pencils
- 5 x 10cm Jumper Wire
- 5 x 25cm Jumper Wire
- 5 x Light Element
- 5 x C14 (2.47V) bulb
- Variable Resistor
Notes and tests:
- Check that all the bulbs in the circuit boards work
- Check the contents of the Bento boxes. Verify that all components are in good shape and that the pencils are greater than half their original length.
- Test the battery before each use. All batteries should test at the 80% level or better.
- Test that all power supplies and ammeters work properly.