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Found 2 results

  1. Buna, Am de facut un proiect pentru la scoala la subiectul de Electronica. As vrea sa fac o alarma, cu laser, si de fiecare data cand raza laserului nu ajunge la ldr, sa inceapa alarma, si sa trimit un sms tlefonului meu. Ca sa trimit sms-ul vreau sa folosesc un Arduino Uno si o placa gsm ca sa folosesc cu Arduino... Cum as putea sa fac acest proiect? gen ce piese o sa imi trebuiasca sa cumpar? si cum as putea sa il programez? Multumesc in advans.
  2. A laser alarm system operates by projecting a beam of invisible laser light across a doorway or window opening. When the light is broken, it activates a buzzer or alarm. The principles are very similar to those of more low tech burglar alarms. A laser alarm requires only slightly more sophisticated electronics and can be put together by anyone with a soldering gun and a knack for tinkering with basic circuits and transistors. Sursa: kipkay.com/
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