Explore a straightforward method to using just one transistor. This clever technique powers small devices with minimal components, making it an efficient and practical solution. Watch as the process ...

Learn how microphones and amplifiers work together to convert sound to electrical signals for clear audio output.

By a large margin, most people surveyed reported a desire for a simple radio that they could tune to their favorite local public radio station and then leave set there in perpetuity. We expect ...

Department of Molecular Science and Engineering, National Taipei University of Technology, Taipei 10608, Taiwan ...

The below circuit diagram uses Arduino UNO R4 WiFi as a main controller, but you can use any other microcontroller by swapping it and making little modifications to the code. Here I decided to use ...

Because if it gets too complicated, we're not going to do it." Catherine Zhu is a writer and associate producer for CBC Radio’s The Current. Her reporting interests include science ...

For the time being, I'll continue to store my go-to transistor radio, the Sony ICF-P26, within my personal emergency kit.

Do you dream of creating your own clothes or home decor but have a fear of complex patterns and intricate designs holding you back? This helpful list of 38 simple sewing patterns is your magic key to ...