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--- resources:tools-software:sigmastudio:toolbox:filters:statevariableqfinput [23 Jun 2020 22:45] – Fixed EngineerZone link, added calculation Joshua Berlin
+++ resources:tools-software:sigmastudio:toolbox:filters:statevariableqfinput [15 Jun 2021 17:56] (current) – Min Joshua Berlin
@@ Line 14: / Line 14: @@
 Input to Q pin = <m>1/Q</m>
-The format for F is also 5.23 or 8.24, and the calculation (with cutoff frequency as <m>f</m>, sample rate as <m>f_s</m>) is:
+The format for F is also 5.23 or 8.24, and the calculation is:
 Input to F pin = <m>{2 sin{pi f} / {f_s} }</m>
-https://ez.analog.com/dsp/sigmadsp/f/q-a/66757/numeric-format-for-state-variable-q-f-input
+where the filter cutoff frequency is <m>f</m> and the sample rate is <m>f_s</m>.
+The sine argument is unitless (radians).

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