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+# Frequenz setzen
+
+`f_out = f_xtal * p * m * 1/r`
+
+* **p** PLL-Faktor `15.0 <= p <= 90.0`
+* **m** Multisynth-Faktor `6.0 <= m <= 1800.0`
+* **r** Output-Teiler `r = 2 ^ n` für 0 <= n <= 7
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