User contributions for Ychai
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25 September 2016
- 18:5218:52, 25 September 2016 diff hist 0 N File:Image3.png No edit summary current
- 18:5218:52, 25 September 2016 diff hist 0 N File:Image2.png No edit summary current
- 18:5218:52, 25 September 2016 diff hist +871 Downconversion and Frequency Tuning →Digitization and the Third Frequency-Conversion
- 18:5018:50, 25 September 2016 diff hist 0 N File:Image6.png No edit summary current
- 18:5018:50, 25 September 2016 diff hist +79 Downconversion and Frequency Tuning →Digitization and the Third Frequency-Conversion
- 18:4518:45, 25 September 2016 diff hist 0 Downconversion and Frequency Tuning →Tuning and First Frequency-Conversion
- 18:4318:43, 25 September 2016 diff hist 0 N File:Image5.png No edit summary current
- 18:4318:43, 25 September 2016 diff hist −2 Downconversion and Frequency Tuning →Linearity and RFI
- 18:4218:42, 25 September 2016 diff hist +444 Downconversion and Frequency Tuning →Linearity and RFI
- 18:4018:40, 25 September 2016 diff hist +401 N File:Image8.png Figure 7: Direct (not normalized) spectrum for roughly the same region as in Figure 6, but now with the optical link supposedly centered on its linear range. The second-harmonic distortion is now much reduced, but certainly not eliminated. We can do... current
- 18:3918:39, 25 September 2016 diff hist +7 Downconversion and Frequency Tuning →Linearity and RFI
- 18:3218:32, 25 September 2016 diff hist +361 Downconversion and Frequency Tuning →Linearity and RFI
- 18:2918:29, 25 September 2016 diff hist +325 N File:Image7.png Figure 6: Direct (not normalized) spectrum for 140 MHz around the strongest RFI in Figure 5(a). The details of the RFI match the strong Sprint PCS RFI near 1.925 GHz, so that it can confidently be identified as second-harmonic distortion from that sou... current
- 18:2918:29, 25 September 2016 diff hist 0 Downconversion and Frequency Tuning →Linearity and RFI
- 18:2718:27, 25 September 2016 diff hist +1,221 Downconversion and Frequency Tuning →Linearity and RFI
- 18:2618:26, 25 September 2016 diff hist +716 Downconversion and Frequency Tuning →Digitization and the Third Frequency-Conversion
- 18:2518:25, 25 September 2016 diff hist +481 Downconversion and Frequency Tuning →Digitization and the Third Frequency-Conversion
- 18:2518:25, 25 September 2016 diff hist +289 Downconversion and Frequency Tuning →Digitization and the Third Frequency-Conversion
- 18:2418:24, 25 September 2016 diff hist +1,060 Downconversion and Frequency Tuning →Digitization and the Third Frequency-Conversion
- 18:2318:23, 25 September 2016 diff hist +806 Downconversion and Frequency Tuning →Second Frequency-Conversion