Zach O’Donnell

BUILD REPORT: The Quest for a Dif ferent Kind of Flipper: Building the Beast
October 2013
In a recent issue of SERVO, I wrote about scaling up my successful six pound Mantisweight class flipper Threecoil into a 30 pound Sportsman class robot.

BUILD REPORT: The Quest for a Dif ferent Kind of Flipper: Making the Machine
July 2013
This month, I will discuss the fabrication of some of the parts that made up the flipper assembly in Threecoil.

BUILD REPORT: The Quest for a Different Kind of Flipper
June 2013
Improving the Trigger.

BUILD REPORT: The Quest for a Different Kind of Flipper: Inspiration and Early Attempts
May 2013
I have been building fighting robots for several years, and starting in 2009 I managed to build a 12 pound robot named Scurrie that won several competitions in a row. After some time, I was also successful with a 30 pound shell spinner named Tetanus.

EVENT REPORT: PA Bot Blast 2010
October 2010
July 17, 2010 fighting robots in four weight classes invaded the Columbia Mall in Bloomsburg, PA for the third annual PA Bot Blast.

Building a Better Battery System
February 2009
My 12 pound combat robot Scurrie was designed to use two battery packs that werre physically and electrically separate from each other.