| Due to climate change, water levels are going up and some areas get more rain, increasing the risk of floods. Keep your basement or garage d...
More about Circuit Special 2023 files (30)
| Tired of listening to Jingle Bells the whole day long during Christmas? Then, build this decorative FM radio ball and tune in to a station t...
| Here comes a practical and inexpensive circuit to test any type of servo motor, with up to 1 A maximum absorption.
| An alarm or switch triggered by a vibration can be useful as an anti-theft device for a motorcycle or to switch on a light by tapping on the...
| Making your own PCBs can imply a lot of drilling. To obtain the best results, besides using sharp drill bits, a constant drill speed is reco...
| Vibrations are often detected with tiny MEMS accelerometers, but mechanical sensors exist as well. Even though they won’t fit in your phone,...
| Simulators and reliable signal sources simplify testing during circuit and software development. Here is a small, easy-to-build module that...
| Getting older often means hearing high frequencies less good. The intent of this circuit is to compensate for this by using a steeper correc...
| With the accurate readings of a DS18B20 1-Wire sensor, this project will not just show your exact room temperature, but also train you to re...
| This secure, AVR microcontroller-based Combination Access Switch allows you to control electrical loads or other circuits by entering a (sec...