| Developed by Korean researchers, a new sensor uses vibration in water not only to measure the intensity, but also as a source of electric po...
All items tagged with Elektor Energy and oscillator (3)
| A string of bankruptcies among German solar panel producers has led many to question the wisdom of Germany's renewable energy policies. Howe...
| switches itself on (and off) This circuit forms a switch that can be triggered on (or off) at the onset of darkness and remain active for a...