Questions tagged [amplitude]
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106
questions
4
votes
1answer
876 views
Envelope of a signal via Convex hull / Edge detection
Is there a method in order to compute some sort of edge detection / convex hull of a signal x[n] (in orange here). Here of course the orange signal is not convex ...
0
votes
1answer
9k views
Power Relation in DSB-FC AM [closed]
So, in my class I have to learn how to derive the power relation in a Double Side Band, Full Carrier Amplitude Modulated Wave However, I have hit a wall somewhere. ...
3
votes
1answer
350 views
Estimation of the amplitude of a frequency component in a signal
I'm working on a device that produces a signal with sampling rate of 100 kHz. Every 40 ms, I receive 16000 points, from which I have to extract a frequency close to 3.55 kHz. I have developed a method ...
3
votes
3answers
2k views
Peak to peak amplitude of sum of sinusoidals (harmonic frequencies)
I would like to estimate the peak-to-peak amplitude of a periodic signal whose frequency components are known. This is, I have the frequency spectrum (a peak in the fundamental frequency and other ...
0
votes
1answer
69 views
Double sideband AM
In A3E transmission, I wonder how a single antenna is used to transmit a carrier wave, upper sideband and lower sideband altogether at the same time?
1
vote
4answers
792 views
Transfer function between voltage and decibel output for in-ear headphones
What would be a decent formula for approximating the connection between voltage and decibel output for a typical set of unpowered in-ear headphones?
I'm generating sine waves from the computer: an ...
