16-02-2012, 10:39
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Alumni turned Mentor
AKA: Branden Gunn
 FRC #4761 Team Role: Mentor
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Join Date: Jan 2007
Rookie Year: 1996
Location: Reading, MA
Posts: 846
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Re: Wheel shooter gearing
Quote:
Originally Posted by Ether
Method3:
Fasten a small zip-tie to the motor wheel, then mount a small piece of card stock so the zip-tie hits it and makes a clicking sound once per rev. Record some audio of the wheel spinning then digitize it and run frequency spectrum analysis software to locate the frequency of the clicking.
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Genius! I've been trying to get some kind of tach together, but this one we can do with parts on hand. Thanks!
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Student FRC23 (1996-1999), Mentor FRC246 (2000), Mentor FRC1318 (2007-2009), Mentor FRC93 (2011), Mentor FRC2151 (2012), Mentor FRC23 (2013), Mentor FRC4761 (2014-2017)
1998 - National Chairman's Award and Woodie Flowers Award (FRC23, Mike Bastoni  ) | 2007 - PNW SF (488, 1595) | 2008 - Oregon RCA - Seattle #2 Seed, SF (488, 1696) | 2009 - Oregon #1 Seed, Winners (1983, 2635) - Seattle SF (945, 2865) - Galileo #2 Seed, SF (973, 25) | 2012 Midwest F (111, 71) | 2014 RIDE Winners (78, 125), Inspector - NEU #24, QF (3479, 3958) - NECMP #35 | 2015 Reading #11, SF (1058, 190), Inspector - RIDE #17, QF(4055, 5494), Inspector - NECMP #57 | 2016 Reading #4, SF (133, 4474), DCA, Inspector - Ride #22, SF (1735, 2067), Creativity, Inspector - NECMP #48, RCA - Archimedes
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