Velleman EDU01 Manual do Utilizador descarregar pdf (Página 3)

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Pag. 3

11 exciting projects which you can actually use.

Projects featured in this box:

LED with push button* ................................................................. Light a LED when a pushbutton is pressed (pag.10)

A transistor as cuurent amplifier

* .................................................................. Light a LED using a transistor (pag.12)

Astable multivibrator

** ......................................................................................... Let LEDs flash alternately (pag.14)

Simple burglar alarm with LED indication and sound

** .......................... Example of a simple burglar alarm (pag.16)

Light detector

**......................................................................... Switch on a LED when there is sufficient light (pag.18)

Polarity tester

* ............................................................................................................Check battery polarity (pag.20)

Start-Stop circuit

*** ................................................................................. Control a LED using 2 pushbuttons (pag.22)

Timer circuit

*** ............................................................................... Make a LED switch off after a certain time (pag.24)

Light switch

*** .......................................................................... Make a LED switch on when it becomes dark (pag.26)

Water alarm

** .......................................................................................... Make a liquid level trigger an alarm (pag.28)

Running light with 3 LEDs

*** ...................................................... Make 3 LEDs light up shortly in succession (pag.30)

Difficulty level

* easy

** normal

*** hard

: see "velleman EDU01"

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Velleman EDU01 Manual do Utilizador Página 3