This Design Idea avoids the RC charging waveshape of a standard relaxation oscillator, replacing it with a linear rise/fall triangle wave. Positive feedback is used to increase the charging rate over ...
NARRATOR (BERNARD HILL): There is something out at sea terrorising the world's shipping. CAPT RONALD WARWICK (Queen Elizabeth 2): Out of the darkness came this great wall of water. I have never seen a ...
Strike a bell, and the bell rings at its resonance modes. Strike it harder and the bell rings at the same tone, only louder. Now imagine a small crack in the bell, perhaps invisible to the eye. We ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback