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Posts tagged how to make remote control light switch

IR remote control switch circuit diagram

IR remote control switch circuit diagram using 555

High Quality Walkie Talkie – Radiocomunicación

High Quality Walkie Talkie Circuit module The second circuit diagram is a simple way to make a walkie talkie. Walkie talkie principle is to use two pairs of radio transmitter and receiver are combined together to form a walkie talkie. That each contains one receiver and one transmitter device. but only just transmitter circuit course […]

DC 12v to 19V laptop charger

Can I charge + 12v battery using + 19v laptop charger? DC 12v to 19V laptop charger circuit modules using LM3524 , BUZ78, BC548

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