MultiCam Boards Documentation > MultiCam Documentation > MultiCam Reference > Channel Class > Encoder Control Category > Adjust Level (Encoder Control) > EncoderPitch

EncoderPitch

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Description

Type

Integer

Description

Encoder pitch control for rate converter programming

"Set" effect

Sets the encoder pitch measurement

"Get" effect

Returns the currently involved encoder pitch measurement

Classification

Class

Channel

Category

Encoder Control

Level

Adjust

Identifiers

String

EncoderPitch

C, C++

MC_EncoderPitch

.NET

MC.EncoderPitch

Numerical

592

This parameter applies when the motion encoder is in use with rate conversion. Refer to the MultiCam User Guide for a tutorial on this subject.

The parameter declares in an arbitrary length unit the distance traveled by the observed between two successive pulses issued by the motion encoder.

Along with LinePitch, it allows for programming the rate converter issuing the line rate in line-scan systems. The LinePitch parameter should be expressed in the same length unit.

Provided ConverterTrim is 0, the programmed rate conversion ratio is:

rate conversion ratio = EncoderPitch over LinePitch

The resulting downweb line rate is:

line rate = encoder rate ´ rate conversion ratio

The encoder rate at a given time is the frequency of the pulses delivered by the motion encoder while the observed web is moving.