The article explains a simple automatic door light timer circuit which activates every time the door is opened, and switches OFF after a predetermined time if the door is kept open for too long. […]
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High Current Triac BTA41/600B – Datasheet, Application Note
Triacs are one of the most important active electronic components which are exclusively used for power switching applications, these devices are especially suited to AC mains loads, and are able […]
Voice/Audio Recorder Playback Circuits
The article explains a single chip circuit which can be used for recording and playing back short voice clips or any audio clip ranging from 20 to 60 seconds. About […]
High Current Transistor TIP36 – Datasheet, Application Note
If you are looking for a power transistor able to support high current upto 25 amps and yet not incorporate the traditional cumbersome TO-3 package, then the TIP36 would certainly impress you. […]
Using a Fan Dimmer for Controlling LED Intensity
The circuit idea presented in this article can be used for controlling the intensity of many LEDs through a ceiling fan dimmer switch unit. This circuit was requested by Mr. Joseph who […]
Mains AC Xenon Tube Flasher Circuit
The article discusses a very simple yet amusing mains operated xenon tube flasher circuit using ordinary electronic components. Circuit Operation The circuit was taken from one of the old elektor […]