With a tuning fork oscillator, the vibration forcing and the feedback are both done via induction, coils act as the bridge between the electronic and mechanical worlds. By mounting the tuning fork ...
The Hubble Tuning Fork illustrated with images of nearby galaxies from the Sloan Digital Sky Survey (SDSS). Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases ...
[WilkoL’s] clock though has a most unusual clock source: a 440 Hz tuning fork. A cheap plastic dome really shows off the fork and contributes to this good-looking build. An ATTiny13 divides the ...
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