FACTOID # 105: The United States tops the world in plastic surgery procedures. Next comes Mexico.
 
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Encyclopedia > 1 E4 Hz
(Redirected from 1 E4 Hz)

To help compare orders of magnitude of different times this page lists times between 10-5 seconds and 10-4 seconds (10 to 100 microseconds). See also times of other orders of magnitude.

  • shorter times
  • 10 microseconds -- cycle time for frequency 100 kHz, radio wavelength 3 km
  • 20.8 microseconds -- sampling interval for digital audio with 48000 samples/s
  • 22.7 microseconds -- sampling interval for CD audio (44100 samples/s)
  • 33 microseconds -- cycle time for highest audible tone (30 kHz)
  • longer times



  Results from FactBites:
 
Acoustic Guitar (1234 words)
One would have to be careful about cumulative errors if the rule were applied repeatedly, so it should be checked at intervals such as the musical fourth which should be precisely 3/4 of the length of the open string.
A standard tuning for the strings of the guitar would be E2, A2, D3, G3, B3, E4, referring to the equal tempered set of notes based on A440Hz.
Tune string 1 (E4) by depressing string 2 at fret 5 (E4) and matching these pitches.
  More results at FactBites »


 
 

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