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This special page shows all uploaded files.
Date | Name | Thumbnail | Size | User | Description | Versions |
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12:40, 20 November 2016 | Pha vs ha 2253+161 20161009 one fit.png (file) | 116 KB | Bchen | Phase vs. hour angle for Antennas 9, 10, 11, 13 w.r.t. Antenna 14 at both XX and YY polarizations. This is based on an hour observation of 2136+006 (9.9 Jy at C band) and 2253+161 (10 Jy at C band) on 2016 Sep 7 under the fast frequency-sweeping mode o... | 1 | |
12:37, 20 November 2016 | Pha vs ha 2253+161 20161009 independent fits.png (file) | 125 KB | Bchen | Phase vs. hour angle for Antennas 9, 10, 11, 13 w.r.t. Antenna 14 at both XX and YY polarizations. This is based on an hour observation of 2136+006 (9.9 Jy at C band) and 2253+161 (10 Jy at C band) on 2016 Sep 7 under the fast frequency-sweeping mode o... | 1 | |
12:02, 20 November 2016 | Pha vs ha 0319+415 20160907 corrected.png (file) | 71 KB | Bchen | Corrected phase vs. hour angle for Antennas 9, 10, 11, 13 w.r.t. Antenna 14 at both XX and YY polarizations. This is based on a ~5.5 hour observation of 3C84 on 2016 Sep 7. Different colors represent measurements/fits at different frequency channels. | 1 | |
20:55, 19 November 2016 | Pha vs ha 0319+415 20160907.png (file) | 145 KB | Bchen | Phase vs. hour angle for Antennas 9, 10, 11, 13 w.r.t. Antenna 14 at both XX and YY polarizations. This is based on a ~5.5 hour observation of 3C84 on 2016 Sep 7. Circular symbols are measured phases and curves are the corresponding sinusoidal curves.... | 1 | |
19:54, 16 November 2016 | Cal src vis.png (file) | 484 KB | Nkuroda | Produced by dg_src_visibility for 2016-10-14, minflux = 4.0 and for 24 hours. | 1 | |
14:21, 15 November 2016 | 3C84 cos-el-correction.png (file) | 323 KB | Dgary | 3C84 data without, and with Cos Elevation phase rotation. | 1 | |
15:36, 13 November 2016 | 3C273 PA test.png (file) | 141 KB | Dgary | Effect of rotating ant 14 feed position angle (PA) on AzEl antennas 1-5 and 12, vs. Equatorial antennas 8-11 and 13. | 1 | |
07:29, 13 November 2016 | 3C84 Hi Rcvr.png (file) | 211 KB | Dgary | 3C84 phases on high-frequency receiver (first fringes on this receiver!) | 1 | |
04:48, 8 November 2016 | 3C273 cos-el-rotation.png (file) | 64 KB | Dgary | Observations and simulation on 3C273, with cos E term applied. | 1 | |
04:47, 8 November 2016 | 3C84 cos-el-rotation.png (file) | 149 KB | Dgary | Observations and simulation on 3C84 with cos E term applied | 1 | |
21:39, 2 November 2016 | Interferometer3 Antenna position wiki fig2.gif (file) | 5 KB | Nkuroda | 1 | ||
19:49, 2 November 2016 | Coords Antenna position wiki fig1.gif (file) | 3 KB | Nkuroda | 1 | ||
16:59, 27 October 2016 | Notch filter case.png (file) | 141 KB | Dgary | 1 | ||
16:58, 27 October 2016 | Notch filter curve.png (file) | 306 KB | Dgary | 1 | ||
16:21, 27 October 2016 | RFI2.png (file) | 70 KB | Dgary | Data taken prior to EOVSA construction, showing RFI in the 1-2 GHz band. | 2 | |
16:19, 27 October 2016 | RFI1.png (file) | 68 KB | Dgary | Data taken prior to EOVSA construction, showing RFI in the 1-2 GHz band. | 1 | |
04:26, 22 October 2016 | 3C84 multi-freq.png (file) | 216 KB | Dgary | 3C84 Phase difference on multiple frequencies for Ant 1-14 | 1 | |
04:21, 22 October 2016 | 3C84 multi-ant.png (file) | 184 KB | Dgary | 3C84 Phase on AzEl antennas 1-6 | 1 | |
17:47, 21 October 2016 | 3C84 no-rotation.png (file) | 146 KB | Dgary | Observation and simulation of 3C84 without phase rotation | 1 | |
15:24, 21 October 2016 | 1996A+AS 117 137H.pdf (file) | 286 KB | Dgary | Hamaker, Bregman and Sault (1996) | 1 | |
10:27, 21 October 2016 | Feed diagram.PNG (file) | 154 KB | Dgary | Added 27-m feed illustration | 2 | |
16:57, 20 October 2016 | Parallactic.png (file) | 42 KB | Dgary | Parallactic Angle at OVRO for range of hour angle and declination | 1 | |
13:55, 20 October 2016 | 3C273 chi-rotation.png (file) | 67 KB | Dgary | Observation and simulation of 3C273, applying 2*chi rotation | 1 | |
13:54, 20 October 2016 | 3C273 abs-chi-rotation.png (file) | 66 KB | Dgary | Observation and simulation of 3C273, applying 2*abs(chi) rotation | 1 | |
13:54, 20 October 2016 | 3C84 abs-chi-rotation.png (file) | 148 KB | Dgary | Observation and simulation of 3C84, applying 2*abs(chi) rotation | 1 | |
13:53, 20 October 2016 | 3C84 chi-rotation.png (file) | 148 KB | Dgary | Observation and simulation of 3C84 feed-rotation effect, applying 2*chi | 1 | |
02:48, 16 October 2016 | DownConversionDiagram 1120MHz.png (file) | 41 KB | Dgary | Bandpass if we use an 1120 MHz ADC clock speed | 1 | |
01:19, 28 September 2016 | New telescope mount.png (file) | 4.24 MB | Sjyu | Figure 1: The new mount for the optical telescope, to be put in place of the radio front-end receiver. This should greatly reduce vibrations that lead to non-circular stars. | 1 | |
15:24, 27 September 2016 | 7.png (file) | 15 KB | Schhabra | 1 | ||
15:23, 27 September 2016 | 6.png (file) | 20 KB | Schhabra | 1 | ||
15:23, 27 September 2016 | 5.png (file) | 19 KB | Schhabra | 1 | ||
14:57, 27 September 2016 | 4.png (file) | 32 KB | Schhabra | 1 | ||
14:56, 27 September 2016 | 3.png (file) | 72 KB | Schhabra | 1 | ||
14:56, 27 September 2016 | 2.png (file) | 15 KB | Schhabra | 1 | ||
04:20, 27 September 2016 | Spectrogram.png (file) | 164 KB | Sshaik | 1 | ||
04:01, 27 September 2016 | Figure 2.png (file) | 57 KB | Yjluo | 1 | ||
03:45, 27 September 2016 | Figure 1.png (file) | 127 KB | Yjluo | 4 | ||
01:00, 26 September 2016 | 1.png (file) | 277 KB | Schhabra | 1 | ||
00:50, 26 September 2016 | 4.pdf (file) | 149 KB | Schhabra | 1 | ||
18:53, 25 September 2016 | Image4.png (file) | 34 KB | Ychai | 1 | ||
18:52, 25 September 2016 | Image3.png (file) | 41 KB | Ychai | 1 | ||
18:52, 25 September 2016 | Image2.png (file) | 46 KB | Ychai | 1 | ||
18:50, 25 September 2016 | Image6.png (file) | 569 KB | Ychai | 1 | ||
18:43, 25 September 2016 | Image5.png (file) | 694 KB | Ychai | 1 | ||
18:40, 25 September 2016 | Image8.png (file) | 297 KB | Ychai | 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... | 1 | |
18:29, 25 September 2016 | Image7.png (file) | 338 KB | Ychai | 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... | 1 | |
17:56, 25 September 2016 | Image1.png (file) | 82 KB | Ychai | Schematic representation of frequency tuning for EOVSA, showing tuning to four of the 34 RF bands. From top to bottom they are: 1.5-2 GHz, 3.5-4 GHz, 7.5-8 GHz, and 17.5-18 GHz. | 1 | |
21:05, 24 September 2016 | Linear to Circular Conversion Figure5.jpg (file) | 138 KB | Ztwang | 1 | ||
21:04, 24 September 2016 | Linear to Circular Conversion Figure4.jpg (file) | 141 KB | Ztwang | 1 | ||
21:04, 24 September 2016 | Linear to Circular Conversion Figure3.jpg (file) | 118 KB | Ztwang | 1 |