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Today 02:23 PM
Swerve zeroing
I've read of three basic ways (includes those listed above), ranked from best to not so much: Absolute encoder, almost always directly on the module or geared 1:1 with it. Unless disassembled or...
(223 views, 5 replies)
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Today 02:23 PM
New Hardware Support?
According to the folks in the announcement thread, REV will release the specs/programming specifics in the coming weeks along with more hardware.
(109 views, 4 replies)
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Today 02:20 PM
pic: 2 speed NEO drivetrain gearbox.
We have no data on the motor performance when things get warm (yet), but it seems obvious to me that given the tradeoff of cool running motors vs a couple of ounces in the transmission, I'd opt for...
(478 views, 7 replies)
New Post
Today 02:07 PM
How to go from CAD to ordering parts
We also keep track of ordering on a spreadsheet but we add a couple columns that make it easier to keep track of. Qty per Robot Qty ordered (should be 2x robot qty plus spares) Order Date Expected...
(461 views, 6 replies)
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Sam Slade
Today 01:53 PM
[OCCRA]: Current County Ranking
Are we going to get updated standings? The last event was over a week ago and the County Championship is less than 24 hours away. It would be helpful to know where teams stand heading into the final...
(708 views, 4 replies)
New Post
Today 01:36 PM
"The level playing field" in FIRST
Seconded. Even if the KOP for a rookie team was $1000 more, this is a good tradeoff in ensuring a good start for a new team in FRC. In VEX, we do exactly the same with our new students and teams...
(8,329 views, 112 replies)
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Today 01:28 PM
Poll : The Bag and You
Thank you for clearly explaining what others such as myself are going to have to try and prepare for. Several years ago, Tyler from 2056 made a point that I thought was another concern as well. It...
(2,450 views, 25 replies)
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Today 01:16 PM
Team 973 Signing Off
I have been playing with Onshape for about two months now, and I think I may have been converted. Whenever I want to model something I open my browser instead of opening Solidworks.
(13,316 views, 105 replies)
New Post
Today 01:12 PM
pic: NEO Gearbox Concept
https://media.giphy.com/media/mJ3LnFR2zXVCg/giphy.gif I was thinking of a TB-micro housing, with the shaft flipped and an external bearing at the other end of the shaft. Only gives about 3.75" for...
(307 views, 3 replies)
New Thread
Today 11:54 AM
SWATposium Livestream on FUN! - Nov 17th @ 9am-2pm
Hi FIRST Community, SWATposium will be streaming tomorrow on First Updates Now's Twitch channel. The schedule will be... 9:15 - 10:00 - Opening Speaker (Karthik Kanagasabapathy) 10:10 - 10:50 -...
(87 views, 0 replies)
New Post
Today 11:45 AM
Best wheel options?
Wheel selection needs to be wholly dependent on the requirements of the game and field. Don't pick your wheels yet. Here are some criteria to consider: *flat field with no obstacles, smaller wheels...
(444 views, 4 replies)
New Post
Today 11:26 AM
How does your school categorized your FIRST team?
Team 8 used to be considered a club but we ran into issues with people comparing it to lunchtime clubs and not understanding the commitment. We stopped going to club day... no one really knows what...
(1,255 views, 26 replies)
New Post
Today 11:19 AM
[FRC Blog] Virtual Kit, Kickoffs, Payments, and a Special Post-Kickoff Show
I’ve been very happy with how FIRST is handling things as of late—the transparency and thoughtfulness is appreciated. Well done!
(694 views, 5 replies)
New Post
Today 11:17 AM
paper: 4 wheel independent drive & independent steering ("swerve")
I can't get to the papers above, so I'm not sure where to start. Here's how to flip and rotate the axes - anything you want should be a combination of these; apply them one after the other. To...
(12,230 views, 20 replies)
New Post
Today 11:05 AM
It's Official - No More Stop Build Day! (In 2020)
I wasn't being sarcastic when I asked "do you want to go to District Championships". As you pointed out, not everyone cares all that much. My point being, in the initial conversation your team has...
(30,599 views, 271 replies)
New Post
Rob Stehlik
Today 10:26 AM
Using steel gears in the 3 cim ball shifters from vexpro
I have a hunch that the excessive wear on the first stage might be due to the slop in the gears on the 3/8" hex shaft. I just got a 3CIM ballshifter and noticed the fit of the gears on the first...
(1,776 views, 21 replies)
New Post
Today 10:24 AM
How to Paint Aluminum
Acetone has health and environmental issues. I would avoid it as a first choice. Soap and water works just as well. You want the surface clean and oil/grease free. Unless you are painting a lot, the...
(1,542 views, 19 replies)
New Post
Today 09:23 AM
[HELP] Radio Issues
Since there are many of us who struggle to use the radio config tool, and there's a thread about this, I might as well dump what I know here. I wrote a Python script that will talk to the radio to...
(783 views, 7 replies)
New Post
Today 08:48 AM
pic: 1918 Swerve module concept using Rev NEO
This looks awesome Wayne. The smaller footprint will definitely provide better options to design around. We’ve been playing around with a new prototype swerve but the amount of space taken and weight...
(395 views, 2 replies)
New Post
Today 08:42 AM
No, You Don't Need A Robot To Test Your Code
Is your code on GitHub? It is much easier to diagnose these things when you have code to look at.
(2,498 views, 11 replies)

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