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My Helix is drifting on the pan axis

Published on May 10, 2017 in sections Letus Helix, Software

This problem can be caused by a few different things, depending on the exact nature of the drifting.  Select the more precise description below to see how to fix it. The pan axis of your Helix moves so slowly that you can’t see it move, but it clearly drifts over several minutes This can probably […]

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How do I return the Helix to factory settings?

Published on February 4, 2017 in sections Letus Helix, Software

Sometimes people will mess up the settings or the calibration or the encoder calibration and wonder if there is a way to return the Helix to “factory settings.”  The answer depends on when you purchased or last upgraded your Helix. Helixes purchased in 2017 or Helixes receiving the encoder upgrade in 2017 If you purchased […]

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How do I know if my Helix has encoded motors?

Published on December 1, 2016 in sections Hardware

A Helix with encoded motors will have a pan motor (the motor at the bottom) that looks like the motor on the left in the picture below.  The motor on the right is a non-encoded motor.  

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What are the benefits of encoders?

Published on November 21, 2016 in sections Hardware

As of 11/2016, Letus has added encoders to its Helixes.  Encoders improve the Helix by Preventing motors from losing their position (skipping steps) when bumped or moved too aggressively Dramatically increasing battery life (up to 5 times longer life!) Increasing torque, giving you the extra strength needed for more aggressive panning motions Adding the ability […]

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PID tuning: What is it and how can I use it to get rid of vibration?

Published on September 7, 2016 in sections Letus Helix, Software

PID tuning is the process of modifying the P, I, and D settings on your Helix to eliminate any vibration you may be experiencing.  These two Google Slides presentations will provide you with a solid understanding of how proper power, filter, and PID settings can provide smooth footage across a wide range of situations. Eliminating […]

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How Do I Install the Helix on the 4th Axis?

Published on July 13, 2016 in sections Hardware, Letus Helix

Downloadable instructions are available here.

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My Helix isn’t centered/is panned to the left or right

Published on June 1, 2016 in sections Letus Helix

Occasionally the pan motor will cause the camera to point to the left or to the right when you want it to be centered.  The way to fix this depends on the firmware version you are using.  (Note:  this post does not apply if your Helix is moving around erratically on the pan axis.) Helixes […]

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My camera is Dutched/roll axis does not move to the correct position

Published on June 1, 2016 in sections Letus Helix, Software

There are a few things that may cause this behavior. Camera is installed upside down.  The SDI port/BNC connector must be pointing upward on a Standard Helix when shooting.  Installing it upside down may cause the Helix to try to turn 180 degrees on start up. The initial angle/home position for the roll axis is […]

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Is There a Manual for the Letus Helix iOS App?

Published on May 17, 2016 in sections Downloads

The Letus Helix iOS app has help screens built in.  In the upper right corner of each screen is an information button that provides information for that screen.  Since some people have requested a written manual (outside of the app), it is provided below in .pdf format. iOS app manual

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Can the Helix point straight down?

Published on April 25, 2016 in sections General, Letus Helix, Manuals, Software

All Helix models can point straight down if the correct settings are used, although you will lose the ability to roll the camera 90 degrees or more.  These settings must be changed in the SimpleBGC GUI.  Note that you must have a firmware version of at least 2.56 b2 to make this work.  To make the […]

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