Forum: Robot Showcase
03-09-2016, 08:43 PM
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Replies: 93
Views: 36,039
Re: Team 254 Presents: Dropshot
Yep, it certainly looks like one( I have a nexus 5), that would certainly be plenty of processing power for fast vision tracking and target identification
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Forum: General Forum
03-09-2016, 07:36 PM
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Replies: 149
Views: 23,871
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Forum: Robot Showcase
03-09-2016, 07:29 PM
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Replies: 93
Views: 36,039
Re: Team 254 Presents: Dropshot
There is a gearbox with at least one 775pro that doesn’t seem to be doing much…it seems a reasonably high reduction as well.
If you look closely through the smoked polycarbonate, there...
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Forum: Robot Showcase
03-09-2016, 06:16 PM
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Replies: 93
Views: 36,039
Re: Team 254 Presents: Dropshot
According to their website, they are only weighing in at 94.5 lbs at the moment, thats easily enough weight to add something else....
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Forum: Robot Showcase
03-09-2016, 02:45 AM
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Replies: 41
Views: 13,450
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Forum: Technical Discussion
03-09-2016, 02:36 AM
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Replies: 3
Views: 829
Re: Advice on New Batteries
In the rules there are a series of specifications that Robot Batteries must adhere to:
A. Nominal voltage: 12V
B. Nominal capacity at 20 hour discharge rate: minimum 17Ah, maximum 18.2Ah
C. Shape:...
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Forum: General Forum
03-08-2016, 07:19 PM
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Replies: 2
Views: 774
Re: Bearing
Or VEXpro/WCP part number 217-3875
http://www.vexrobotics.com/vexpro/motion/bearings.html
http://www.wcproducts.net/bearings
VEXpro/WCP hex bearings are slightly cheaper $4.99 vs $6
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Forum: Robot Showcase
03-08-2016, 06:04 PM
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Replies: 93
Views: 36,039
Re: Team 254 Presents: Dropshot
Interestingly there are four #25 chain runs in the bottom right corner with the sprockets vertical, the chain moves very quickly whenever the the camera seems to move.
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Forum: Robot Showcase
03-08-2016, 02:29 AM
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Replies: 105
Views: 24,290
Re: 1678 Two Ball Auto
It is definitely worth coming up with a 3 ball auto to get one of these, they are absolutely fantastic. Well worth the shirt I traded at Champs last year!
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Forum: Extra Discussion
03-07-2016, 02:24 AM
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Replies: 2
Views: 820
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Forum: Scouting
03-07-2016, 01:50 AM
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Replies: 2
Views: 1,026
Re: Scouting on iPhone/iPad
Teams are not allowed to create their own WIFI networks as it has the potential to cause problems with the FMS.
Teams may not set up their own 802.11a/b/g/n/ac (2.4GHz or 5GHz) wireless...
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Forum: General Forum
03-06-2016, 07:49 PM
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Replies: 5
Views: 746
Re: Help in Hub City Regional - Lubbock
Because of the obstacle and defence heavy nature of FIRST Stronghold, lining up a few more batteries is definitely a good idea. Normally International teams are given lent two batteries, these...
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Forum: Rules/Strategy
03-06-2016, 07:05 AM
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Replies: 30
Views: 5,617
Re: Possible interference during San Diego Finals
I would have thought that there would be an "exclusion" zone around the field, not just to protect gameplay but to protect spectators from injury, that child could have easily been injured. Robot...
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Forum: General Forum
03-05-2016, 04:35 AM
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Replies: 38
Views: 4,452
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Forum: General Forum
03-05-2016, 03:43 AM
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Replies: 38
Views: 4,452
Re: Competing in a Regional Soon ? - Watch out
The lip idea that you mentioned, could be applied to this, a box with no lid sort of thing could be made on the driver station, into which the laptop could simply sit( with holes for USB, charging...
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Forum: General Forum
03-05-2016, 02:44 AM
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Replies: 38
Views: 4,452
Re: Competing in a Regional Soon ? - Watch out
An operator console, can be as simple as a piece of plywood, 1 foot wide and 3 feet long it can be purple to go with your teams colours. An operator console can be re-used season after season, and...
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Forum: General Forum
03-05-2016, 01:54 AM
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Replies: 38
Views: 4,452
Re: Competing in a Regional Soon ? - Watch out
It would need to be substantial lip for this to be effective. A 150 pound robot potentially travelling 15+fps can transfer a lot of energy when it impacts something.
Most teams opt to use a driver...
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Forum: Motors
03-03-2016, 06:24 PM
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Replies: 3
Views: 870
Re: Legal servos
There is no "power" limit as such. But the "roboRIO is limited to a max current output of 2.2A on the 6V rail (12.4W of electrical input power). Teams should make sure that their total servo power...
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Forum: Technical Discussion
03-02-2016, 02:59 AM
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Replies: 6
Views: 1,221
Re: Darksoul chain tool equivalent for #35 chain
Yep, I have had no problems with this style of chainbreaker. The one we have has a brand on the front, but is almost identical, so this could be a low-quality version which could explain the breakage...
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Forum: Robot Showcase
03-01-2016, 05:24 AM
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Replies: 2
Views: 1,020
Re: Derof 4735 2016 reveal video
I remember looking at this thread http://www.chiefdelphi.com/forums/showthread.php?t=143322&page=1 a few weeks ago, and thinking that there would be some problems with the chassis, I wasn’t the...
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Forum: Extra Discussion
02-28-2016, 02:01 AM
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Replies: 18
Views: 4,061
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Forum: Robot Showcase
02-28-2016, 01:17 AM
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Replies: 9
Views: 2,407
Re: Team 4513 presents: Short Circuit
Good use of the Denso Throttle motor, it's an asset waiting to be unlocked for many teams
Hopefully this won't be the only one we see this season:)
We designed a gearbox for the Denso Motor that...
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Forum: Robot Showcase
02-27-2016, 11:38 PM
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Replies: 6
Views: 1,913
Re: FRC Team 4499 Robot
That is very fast!, does your robot get air(Dukes of Stronghold) when going over certain obstacles?
JVN Calc says that your low speed is about 7 ft/s
Which speed(high or low) are you...
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Forum: Electrical
02-27-2016, 08:17 PM
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Replies: 5
Views: 955
Re: Powered cart?
That product seems to only have a 15amp fuse, that would only a max 180watt power draw. I'm not sure the power of your inverter, but the fuse might be too small.
You probably want to be charge the...
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Forum: Electrical
02-27-2016, 07:51 PM
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Replies: 5
Views: 955
Re: Powered cart?
Yes, the use of a battery to charge the driver station via an inverter is fine. It is also fine to charge laptops/phones from
it.
Be careful with the output side of the inverter(120v bit), as...
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they used the same random number generator we used for our autonomous drive code . . . (oops did I say that?) - MrForbes [more] 
