ffc:locking_electronics:slice-fpga-ii
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ffc:locking_electronics:slice-fpga-ii [2023/06/09 20:58] – external edit 127.0.0.1 | ffc:locking_electronics:slice-fpga-ii [2023/07/05 17:44] – external edit 127.0.0.1 | ||
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==== Locking ƒ(CEO) ==== | ==== Locking ƒ(CEO) ==== | ||
-Navigate to the “CEO Lock” tab and enable the “Auto-refresh” button in the top left of the window. Set your desired RF lock frequency of the Fceo beatnote in the “Reference Frequency [Hz]” input. Adjust the “Offset DAC 0” slider near the top left by clicking and dragging the slider until the Beatnote is roughly centered in the red filter trace (<imgref ceo_bbiq> | -Navigate to the “CEO Lock” tab and enable the “Auto-refresh” button in the top left of the window. Set your desired RF lock frequency of the Fceo beatnote in the “Reference Frequency [Hz]” input. Adjust the “Offset DAC 0” slider near the top left by clicking and dragging the slider until the Beatnote is roughly centered in the red filter trace (<imgref ceo_bbiq> | ||
- | -Note: If parts of the FPGA GUI window are cutoff, shift the window out of full screen and press the maximize window button.< | + | -Note: If parts of the FPGA GUI window are cutoff, shift the window out of full screen and press the maximize window button.< |
- | - Press the “Lock” button (<imgref ceo_lock>, | + | - Press the “Lock” button (<imgref ceo_lock>, |
- If the Beatnote is properly locked, the integrated phase noise value listed in the center of the window should be close to the value listed in your devices CoC. | - If the Beatnote is properly locked, the integrated phase noise value listed in the center of the window should be close to the value listed in your devices CoC. | ||
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- Navigate to the “Optical Lock” window and enable the “Auto-refresh” button in the top left of the window. Set your desired RF lock frequency of the ƒ< | - Navigate to the “Optical Lock” window and enable the “Auto-refresh” button in the top left of the window. Set your desired RF lock frequency of the ƒ< | ||
- Note: If parts of the GUI window are cutoff, shift the window out of full screen and press the maximize window button. \\ < | - Note: If parts of the GUI window are cutoff, shift the window out of full screen and press the maximize window button. \\ < | ||
- | {{ : | + | {{ : |
- | - Press the “Lock” button (<imgref fopt_lock>, | + | - Press the “Lock” button (<imgref fopt_lock>, |
- If the Beatnote is properly locked, the integrated phase noise value listed in the center of the window should be close to the value listed in your devices CoC. | - If the Beatnote is properly locked, the integrated phase noise value listed in the center of the window should be close to the value listed in your devices CoC. | ||
- | - Adjust PID settings (bottom of < | + | - Adjust PID settings (bottom of < |
=====Troubleshooting===== | =====Troubleshooting===== | ||
====Overview==== | ====Overview==== | ||
- | In many cases, all that is necessary to get up-and-running with the SLICE-FPGA-II is to install the correct WinPython distribution, | + | In many cases, all that is necessary to get up-and-running with the SLICE-FPGA-II is to install the correct WinPython distribution, |
If you are unable to connect the GUI to the SLICE-FPGA-II, | If you are unable to connect the GUI to the SLICE-FPGA-II, | ||
ffc/locking_electronics/slice-fpga-ii.txt · Last modified: 2023/08/09 00:20 by 127.0.0.1