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Activities/Turtle Art/Using Turtle Art Sensors (view source)
Revision as of 18:48, 8 March 2011
, 18:48, 8 March 2011→The XO as an audio signal generator
The doorbell, remote doorbell and Teletype show how to use the Python block [[File:Pythoncodeblock.jpg|40px]]to generate an audio tone in Turtle Art.
The doorbell, remote doorbell and Teletype show how to use the Python block [[File:Pythoncodeblock.jpg|40px]]to generate an audio tone in Turtle Art.
def myblock(lc, x):
import os
os.system('speaker-test -t sine -l 1 -f %d' % (int(x)))
The volume level can be amplified with a CD or tape player or amplified PC speakers. This can be used for resonance experiments including Chladni plates, [http://www.youtube.com/watch?v=NWRq0KiAzuU] or [http://sites.google.com/site/solymar1fisica/fisica-con-xo-investigacion-/Chladni.3gp] and [http://www.youtube.com/watch?v=ntk5raVQvQY rings] and also for experiments involving beat frequencies and interference patterns.
The volume level can be amplified with a CD or tape player or amplified PC speakers. This can be used for resonance experiments including Chladni plates, [http://www.youtube.com/watch?v=NWRq0KiAzuU] or [http://sites.google.com/site/solymar1fisica/fisica-con-xo-investigacion-/Chladni.3gp] and [http://www.youtube.com/watch?v=ntk5raVQvQY rings] and also for experiments involving beat frequencies and interference patterns.