Datibgdating 2016 jelsoft enterprises ltd

If 2 of the wheels where non driven casters that would be 50% assuming a perfect weight distribution.

It's a huge time saver and a great educational tool.

From our builds and testing, we have found the 80% overall 'efficiency' is a very good number to use. We have used it extensively in the past, used it for our drive and lift in 2016, and are using it now for our drive and lift for 2017.

With so many COTS gearboxes available, the gear fits and alignments are great, so it is straightforward to put together a very good drive system. In fact, a training session is on the agenda tonight for a wider group of students.

Has any free technical resource had a greater impact on the design quality and competitiveness of FRC robots than this calculator has? This continues to be an essential tool for any FRC designer, and I'm so glad it continues to exist and be updated with useful features.

The easiest way to walk teams through these calculations is the JVN calculator.

It has tabs set up for commonly used gearboxes, rotary mechanisms, linear mechanisms, and much more.

Just wanted to bring this resource everyone's attention.

I've had a lot of teams contacting me this year asking for help on selecting gear ratios and motors for drivetrains, intakes, and hangers.

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If that is the case, why is there efficiency loss at the wheel that isn't translated into the motor?

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