Ryan Trautmann

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  1. Measuring Speed for all RC Models — 5 Comments

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3D Printed Radio Box for 1/8 Scale Hobao VSE Buggy Free Download

3D Printed Hobao VSE Buggy Box with Flanges

Download this Printable File on Thingiverse: https://www.thingiverse.com/thing:4300018 The trigger for me to design and print this radio box came from a requirement that the physical internal size of the stock box was too small. I could not get the radio that I wanted to use in the stock box. What was required was a new box …

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All About RC Car Gear Pitches – Why are there so many?

MOD1 and 32P Gears of Different Sizes

In brief, RC Cars utilize a transmission that contains a gear set. Different applications will require different “pitches”. A gear pitch given in imperial terms is related to the amount of teeth that would encircle a one inch diameter. This one inch diameter is known as the pitch diameter. The metric module is how pitches …

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LaTrax Prerunner Teton 3D Printed Drift Wheels Free Download

Download this Printable File on Thingiverse: https://www.thingiverse.com/thing:4235548 Here we have a 3D printed LaTrax Teton or Pre-runner (by Traxxas) Drift wheel. The idea was inspired by a friend talking about having an indoor RC car that can drift. I know how much I like the LaTrax line of RC cars and decided that adapting one …

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The RC Car Gear Ratio Explained and Calculated

2 Meshing Sets of Gears - Output of Set one Connected to Input of Set 2

For every mating pair of gears in an RC car, there exists a gear ratio. The gear ratio is simply the number of teeth of one gear divided by the number of teeth of a mating gear. Gear ratios are important as they allow us to better control speed and torque. We are able to …

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Why use a Cap Pack on an RC Car? (Capacitor Pack)

A Capacitor pack is a fancy name for a bank of capacitors. That is a bunch of capacitors that are electrically wired together to form what we would know as a pack. Each capacitor is wired in parallel to each other. The idea is to place the cap pack as close as possible to the …

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