I was curious why a large aperture on a lens reduces depth of field. To investigate this I set my camera up with a macro extension tube and a subject with lots of depth.The subject is a potassium sodium tartrate (Rochelle salt) crystal mounted in a bra…
Photographic Depth of Field Read More »
OMG’s innaugeral FirLumber Rally was a great success, with 17 cars competing. Â Official results will be posted shortly, but in summary, Dave’s electric cheater was the fastest, Eric’s elephant was the most creative, and Nate’s car was the least effort to build. Â Additionally, Dan’s kids’ cars were the fastest among the Squares.
2014 FirLumber Rally Photos Read More »
Thanks to all who took part in our Trebuchet Contest! We had perfect weather and all involved had a great time. With nine people competing on six teams, we saw a wide variety of designs and lots of experimentation. Each team fired three shots, which were analyzed for efficiency and for accuracy. The efficiency score
Trebuchet Contest Results Read More »
Congratulations to the winners of the inaugural 2013 Founders’ Prize: For Opening New Frontiers – Jay Hannah and Dave Knaack For Operational Excellence – Eric Kaplan As stated at the meeting, the categories for these awards are entirely arbitrary and subject to change in future years; Â Also, we estimate that this prize is roughly
Congrats to the 2013 Founders’ Prize winners! Read More »
This is your chance to build the best miniature siege engine in Omaha. Â Work by yourself or in a small group to make the best golf-ball*-throwing device you can imagine. Â We will then compete for range and accuracy to crown a champion. The contest will take place at the Makery on September 21st. Although the
OMG is holding a trebuchet contest! Read More »
Mark your calendars, the Omaha Maker Group’s 3rd anniversary (birthday?) get-together is Tuesday, August 20th. As usual, doors open by 6pm. There’ll be food and beverages and even some awards. RSVP Here!
Save the Date – Founding Day Shindig – August 20th Read More »
Members of OMG recently attended Maker Faire Kansas City. While hopeful that we’d be able to race our latest project “Barbie”–a souped-up power wheel–in the Power Racing Series, several set-backs caused us to withdraw from the event. Team OMGFTW (Omaha Maker Group for the win) may have been knocked out this time around, but we’ve
We’re just a group of Racer tech wizards who drive a Barbie, but rely on a cowboy. Read More »