|Mentors may not be the direct focus of FIRST, but they are just as involved as students are. They play a pivotal role in the success of FIRST and of the success of every team. - Dan Petrovic [more]|
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Today 02:58 PM
3D printer vs. Manual Mill
We exclusively used an Omio X8 last season for 1/16"-1/4" aluminum with WCP 4mm cutters, and were very happy with it.
(1,493 views, 30 replies)
Today 02:47 PM
[FRC Blog] PreKickoff Kit of Parts Information
I checked w/the Kit of Parts Manager, the low # of credits is less than expected, but it's also too late to change now - so it's kinda like an early Christmas present. :) - scott Founder, Kauai Labs
(3,575 views, 34 replies)
Today 02:26 PM
Benefits of building a chassis?
The main benefit of a custom chassis is to adapt it to a certain strategy for a game. Second is to maximize performance in certain areas (more traction, less traction, more speed, less speed, more...
(1,008 views, 14 replies)
Today 02:24 PM
Final Countdown for Georgia Dome
According to Wikipedia, 2008. Regarding the demolition, winning the FRC championship in 2010, the last year it was held in Atlanta, was a highlight of my FIRST experience. I have lots of photos...
(2,206 views, 25 replies)
Today 02:23 PM
CNC Routers for FRC Robotics
While we're getting into the specifics of tools, speeds, and feeds, what's everyone's favorite combo for cutting polycarb?
(37,477 views, 201 replies)
Today 02:21 PM
Speed Flow Control Pneumatic Connector mechanical
Here is a demo of a ProportionAir FA electronic speed control for cylinders: https://www.youtube.com/watch?v=FJ2UtC45EMU Is this what you want to do? Festo and SMC also have electronic proportional...
(1,230 views, 13 replies)
Today 02:14 PM
(1,977 views, 28 replies)
Today 02:06 PM
pic: Flipped 3 Minicim Gearbox- Isometric View
Putting an encoder on a stage nearer to the motors has the hardware advantage of less backlash between the motor shaft and encoder shaft, which can help with the control loops.
(545 views, 8 replies)
Today 02:04 PM
YDDR - 775 pro differential swerve prototype
Hey all, I finished up a few more odds and ends over the weekend, primary making a nice wheel hub from Delrin fitting a piece of 1.125" ID latex tubing over the hub for traction, making a few...
(1,902 views, 10 replies)
Today 01:54 PM
Python/Native interop issues
I'm trying to write Python bindings for Jaci's neon_pathfinder's assembly implementation using ctypes. I'm getting a segfault when trying to run the pf_trapezoid_generat e_simd function. For a while I...
(47 views, 0 replies)
Today 01:46 PM
FIRST Choice Info Compilation
If anyone would like to update the spreadsheet I've been running for a while (since 2015) with data in the OP, please do so:...
(320 views, 4 replies)
Today 01:32 PM
Civility in Times of Change
The whole community is about being inviting and friendly. I have not witnessed any hostility in a FIRST setting
(4,739 views, 47 replies)
Today 01:05 PM
4-cim vs. 6-mini-cim drivetrains
If this becomes a priority, and you don't have a well-worn CIM handy for a dyno test, I'm sure I could convince my team to swap 2 off of our 2017 drive train.
(5,127 views, 52 replies)
Today 01:03 PM
West Coast Drive Design Help
So here's the progress so far. https://drive.google.com/open?id=1LsUu_t8H0Yy nTpokM9vDiG4nsZQ19YF 2 The last few changes will include: Chain Hole in the cross supports Removing some of the...
(1,342 views, 16 replies)
Today 01:02 PM
Old robot replacement electrical system
The programming process and software is described on pages 11-19 of the owners manual.
(539 views, 15 replies)
Today 12:41 PM
Hi, Im just a new design lead looking for resources, anything helps
This can be a pretty helpful tool. Albeit it covers older robots, it is a good starting point for basic concepts that can be improved...
(716 views, 8 replies)
Today 12:03 PM
[TBA Blog] Tech Talk: Building Continuous Deployment for TBA
Over the summer, I built continuous deployment for TBA - this means changes get automatically pushed to production as soon as they are committed! Learn about how it works and some of the challenges...
(177 views, 0 replies)
Today 11:42 AM
Registration Travel Map
Plus, geocoding can be super flaky to begin with. TBA uses the Google Maps APIs under the hood, and they're surprisingly nondeterministic, especially with non-US addresses.
(534 views, 4 replies)
Today 11:39 AM
REV Robotics Expansion hub detached error
I also recommend checking your USB cable first. If you can rule that out, can you also share a few more details about your set-up: Expansion Hub firmware version RC phone type Status LED on the...
(348 views, 2 replies)
Today 10:46 AM
CD's Unofficial Caption Contest #697
"Thank you so very much Dean. Being on your list means the world to me!" Internal dialogue: HE'S TOUCHING ME! HE'S TOUCHING ME!
(279 views, 14 replies)