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board | SN | corrected clock rate (Hz) |
|---|---|---|
0 | ? | 20,000,314.13 |
1 | ? | 20,000,364.39 |
2 | ? | 20,000,354.37 |
3 | ? | 20,000,342.21 |
4 | ? | 20,000,346.47 |
GPIO-MM Clock Calibrations
Prior to AHATS, a corrected, more precise rate of the 20 MHz clocks on each of the diamond GPIO-MM-12 cards was determined using the rubidium referenced signal generator in the NCAR EOL sounding lab.
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