Timeline for Why am I seeing a negative frequency on FFT graph in Gnu Radio Companion? [closed]
Current License: CC BY-SA 4.0
9 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Sep 17, 2018 at 17:34 | history | closed |
Marcus Müller lennon310 A_A user28715 jojeck♦ |
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| Sep 12, 2018 at 0:42 | vote | accept | Gogeta70 | ||
| Sep 9, 2018 at 23:09 | answer | added | hotpaw2 | timeline score: 2 | |
| Sep 9, 2018 at 21:35 | review | Close votes | |||
| Sep 17, 2018 at 17:34 | |||||
| Sep 9, 2018 at 20:35 | comment | added | Matt L. | Any real-valued signal has a (conjugate) symmetric Fourier transform, so you'll always see a symmetric spectrum. | |
| Sep 9, 2018 at 20:27 | comment | added | Gogeta70 | @learner I tried changing it to Sine, but there was no difference. | |
| Sep 9, 2018 at 19:58 | comment | added | learner | A cosine should have a positive and negative part. $\cos(\theta) = e^{(i\theta)}/2 + e^{(-i\theta)}/2$ | |
| Sep 9, 2018 at 19:45 | review | First posts | |||
| Sep 13, 2018 at 16:07 | |||||
| Sep 9, 2018 at 19:44 | history | asked | Gogeta70 | CC BY-SA 4.0 |