This is Simple non-contact voltage tester using transistors next one circuit that use all transistor as main,it is cheap and easily build. Which many friends likeNon contact AC Detector Voltage. It use CD4060 as main
This is timer circuit uses a 555 IC timer. it small,compact,portable. For the snooze alarm by buzzer when some 5 to 30 minutes. It make easy with pcb layout
If you are looking for a power supply circuit. Here may be the choice you need. over 150+circuits with PCB and easy to build, low price for a beginner.
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This is increasing output voltage 78xx using diode, is a fixed voltage regulator. Its output can rise by adding diodes, accurate, easy, and save. See more!
Many how to make simple touch switch circuit project. To build easy. Using transistor and IC like 555 timer, 4011 CMOS, flip-flop IC.
There are 250 simple electronic projects and cheap for you. Are you improve yourself by creating an electronic project? Let's get started!