La plate-forme collaborative de bricolages scientifiques et pédagogiques
FR | DE | EN

Anti-monster flash light & buzzer

Note (?)
Difficulté (?)
Durée (?)2h 0 min.
Coût (?)~8 CHF
Languefrançais deutsch english
License (?)

Building this very special Anti-monster flash light & buzzer is a nice way to experiment an electrical circuit a bit more complex than the usual battery/bulb/switch one.


Avertissement Beware that once completed, this is a very noisy device...


This DIYs project uses a very energy efficient LED (light emitting diode) that has also a very long lifetime. Household light bulbs using this technology are now on the market and might replace one day fluorescent light bulbs.





Saw the wood slat to create the following 4 pieces: Two 14 cm long pieces One 8.5 c ...
Collect all the elements for the electrical part : -buzzer -strip of 4 connectors ...
Connect the different components according to the photo and the diagram that you can download ...
A close-up view of the previous step.
Fold the paper clip and cut part of it to be able to insert it into the hole with the first sc ...
Nail the three pieces of wood to the small board to form a box.
Using a hot glue gun, fix the buzzer and the strip of connectors.   Twist the ends o ...
Close-up view to better understand the previous step...
Slide the battery in place and add a small piece of wood to squeeze the battery in place. ...
If you want, you can add a cardboard lid and decorate it as you wish.   Cut an openi ...