!

Symbol for logical “NOT”.  Example “!SA↑” describes a condition that is triggered when ‘Not Switch A in Forward Position’.

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Indicates a physical switch in the Up or Forward position.  See also Arrow.

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Indicates a physical switch in the Down or Rearward Position.  See also Arrow.

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|a|>x

A function used in Logical Switches that compares the absolute value (irrespective of + or -) of selectable source “a” to a chosen constant “x” using ‘greater than’ as the comparator.  The function takes the value of TRUE when the value of the … Continue reading

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|a|<x

A function used in Logical Switches that compares the absolute value (irrespective of + or -) of selectable source “a” to a chosen constant “x” using ‘greater than’ as the comparator.  The function takes the value of TRUE when the value of the … Continue reading

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|d|>=x

A function used in Logical Switches that compares a CHANGE to the absolute value (irrespective of + or -) of a selectable source “d” to a chosen constant “x” using ‘Greater Than or equal to’ as the comparator.  The function takes the value … Continue reading

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A(x)

A1 and A2 are analog input channels on compatible telemetry receivers. A1 is most often used to report receiver voltage, and A2 pack voltage. A1 and A2 can report any value that can be represented as an analog voltage between … Continue reading

a>b

A function used in Logical Switches that compares selectable source “a” to a second selectable source “b” using ‘Greater Than’ as the comparator.  The function takes the value of TRUE when the first source is greater than the second and FALSE when the first is … Continue reading

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a>x

A function used in Logical Switches that compares selectable source “a” to a chosen constant “x” using ‘greater than’ as the comparator.  The function takes the value of TRUE when the value of the selected source is greater than the chosen constant and FALSE when the source is … Continue reading

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a<b

A function used in Logical Switches that compares selectable source “a” to a second selectable source “b” using ‘Less Than’ as the comparator.  The function takes the value of TRUE when the first source is smaller than the second and FALSE when the first is greater … Continue reading

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a<x

A function used in Logical Switches that compares selectable source “a” to a chosen constant “x” using ‘less than’ as the comparator.  The function takes the value of TRUE when the value of the selected source is less than the chosen constant and FALSE when the source … Continue reading

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a=b

A function used in Logical Switches that compares selectable source “a” to a second selectable source “b” using ‘exactly equal’ as the comparator.  The function takes the value of TRUE when the two sources are equal and FALSE when they are not equal.  Two fields labeled V1 … Continue reading

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a=x

A function used in Logical Switches that compares selectable source “a” to a chosen constant “x” using ‘exactly equal’ as the comparator.  The function takes the value of TRUE when the source and the constant are equal and FALSE when they are not equal.  Two fields … Continue reading

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a~x

A function used in Logical Switches that compares selectable source “a” to a chosen constant “x” using ‘Approximately equal’ as the comparator.  The function takes the value of TRUE when the source and the constant are approximately equal (+ or – 0.9) and FALSE when … Continue reading

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ABS

A timer trigger that counts up or down continuously so long as the radio is turned on and that model is selected.  Sometimes used with Persistent as a totalizer for time.

ACCST

Acronym used by FrSky for Advanced Continuous Channel Shifting Technology

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