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demonstrations:3_oscillations_and_waves:sound_waves:interference_with_two_sound_sources:start
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demonstrations:3_oscillations_and_waves:sound_waves:interference_with_two_sound_sources:start [2020/02/20 20:40] demoroom |
demonstrations:3_oscillations_and_waves:sound_waves:interference_with_two_sound_sources:start [2020/03/02 19:05] demoroom |
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| ===== Setup ===== | ===== Setup ===== | ||
| - | - Place the speakers on a cart at least two feet apart. You will have to adjust this distance according to your frequency. | + | - Place the speakers on a cart at least two feet apart. You will have to adjust this distance according to your frequency |
| - | - Attach the function generator output to the Amplifier and connect the amplified outputs from the amplifier to the input at the back of the stereo labeled "Phono Right". | + | - Attach the function generator output to the Amplifier and connect the amplified outputs from the amplifier to the input at the back of the stereo labeled "Phono Right" |
| - Ensure the stereo is set to play the phono input | - Ensure the stereo is set to play the phono input | ||
| - | - Attach the two cables from the back of the stereo to the speakers as shown in the picture below | + | - Attach the two cables from the back of the stereo to the speakers as shown in the picture |
| - Test the speakers to check if the polarity is right (they only work one way) | - Test the speakers to check if the polarity is right (they only work one way) | ||
| - Select a frequency on the function generator and turn up the volume on the stereo | - Select a frequency on the function generator and turn up the volume on the stereo | ||
| - | - The table (or cart) can be turned so that any interference pattern produced in the direction of the speakers can be swept across the audience producing audible maxima and minima. | + | - The table (or cart) can be turned so that any interference pattern produced in the direction of the speakers can be swept across the audience producing audible maxima and minima |
| ===== Notes ===== | ===== Notes ===== | ||
demonstrations/3_oscillations_and_waves/sound_waves/interference_with_two_sound_sources/start.txt · Last modified: 2020/03/13 20:57 by demoroom
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