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amplitudefrequencydominanceThis study proposes to manipulate participants' vocal cues, amplitude andfrequency, to change their dominance in a audio conference. We used paired comparisonto examine the effect of amplitude and frequency on dominance. The result showed thatparticipants perceived higher dominance...
What is a frequency response? A frequency response is a visual representation of how well an audio component reproduces the audible range of sound. It’s usually presented as a line graph, with the device’s output amplitude on the y-axis (in decibels) plotted against frequency on the x-...
If you graph a guitar audio signal the pitch of the guitar string's sound is expressed as wave spacing (frequency) and loudness is expressed as wave height (amplitude). A high frequency sound will have tight wave spacing and a low frequency sound will have wide wave spacing. In the graph...
Together, amplitude and phase spectra contain exactly the same information as the original image, so the Fourier transform can also convert the data back into letter shapes. This allows us to emphasize or filter away parts of the spectrum or even produce frequency shifts. Unfortunately, what sound...
How is the frequency of a transverse wave determined?How is a light wave different from a mechanical wave?How does increasing amplitude affect wavelength?How are transverse waves produced?What would be the wavelength of a set of waves that had a frequency of 110 waves/s and a speed of 7000...
In amplitude modulation, the amplitude of the sine wave (its peak-to-peak voltage) changes. HowStuffWorks AM radio stations useamplitude modulationto encode information. In amplitude modulation, the amplitude of the sine wave (its peak-to-peak voltage) changes. So, for example, the sine wave ...
Theta waves are one of the fivebrain waves(the other four beinggamma, beta, delta, and alpha). As a high-amplitude but slow-cycling frequency, they oscillate onlyfour to seven times per second. To put things into perspective, a theta wave cycle lasts about as long as the human eye blin...
This creates a stream of pulses at the carrier frequency. Within each period of the carrier, the duty ratio of the PWM pulse is proportional to the amplitude of the audio signal. In the example of Figure 7, the audio input and triangular wave are both centered around 0 V, so that for...
Some parametric EQs have a frequency analyzer that shows the amplitude of each frequency band. You can tell visually if the dB levels of that track are weak in one frequency and strong in the other. Use it as a baseline to craft your mixes well. ...