December 2012

Servo Magazine

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Features

MATE ROV 2012 International Competition

Wrap-up of this year’s event held in Orlando, FL.

Parallax MadeUSA — The Big Robot That Could

This review will introduce you to the newest addition to the Parallax robotic arsenal.

Power Beyond the Shield

If you are willing to accept a few limitations, there are expansion options that can provide both convenience and power beyond what standard Arduino shields offer.

A Peek Inside the NEATO XV-11

Join in on a teardown of NEATO Robotics’ home vacuum cleaner.

Dynamixel and ROS: Towards Affordable Manipulators — Part 1

Meet some of the cool technology that is available right now that you can use to build a sophisticated sensor-based robot arm for a reasonable price.

The Third Annual Lunabotics Competition

A few hundred college students descended on Cape Canaveral to participate in this unique competition that encourages STEM education and helps NASA develop their own lunar rovers.

Far Eastern Federal University’s ALIEN ROV Revealed!

Learn more about “Primorye Coast’s” first place entry in this year’s MATE ROV event.

Getting a Grip on Jamming

Learn more about this novel technique that is a whole dif ferent concept from traditional grippers.

REVIEW Talk is Cheap! New Low Cost Speech Chip for Microcontroller Projects

RoboVoice will definitely give your robots something to talk about!

Meet the Parrot AR Drone 2.0

Join in on a teardown of this popular quadcopter.

Building Maxwell: Mechanics, Electronics — Part 2

Taking a look at the development and evolution of the mechanical and electrical side of Maxwell — a mobile robot manipulator.

Reach Out and Touch Something — Giving Your Robot the Sense of Feel

Touch lets your bot determine its surroundings by making physical contact. Learn about a trio of common and inexpensive touch sensor types that you can add to your favorite automaton so it can get a sense of what’s around it.

Finding NEMO10

Every microcontroller that exists can be instructed to produce an RS-232 data stream. However, a microcontroller may not be robust enough to handle a TCP/IP stack. If your robotic device can speak RS-232, the NEMO10 can be used to translate the resultant RS-232 data stream into a TCP/IP packet.

Arduino Remote Control Robot

Meet Telebot — a convergence of ordinary robot with remote control abilities via Zigbee.

Meet the Perfect Solderless Breadboard

Take a closer look at Digilent’s Electronics Explorer and how you can use it as a microcontroller stimulus generator and virtual logic monitor.

Autonomous Obstacle Avoiding Robot Alarm Clock

This simple implementation provides a lot of functions that even beginners can sink their teeth into.

Product Review My Time With the TurtleBot

What is a TurtleBot? According to [url=http://www.turtlebot.com]http://www.turtlebot.com[/url]: “TurtleBot is a low cost personal robot kit with open source software.

Virtual Sensors — Part 1

In order for your robot to perform properly, it needs as much sensory data as possible. Unfortunately, physically increasing the number of sensors on your bot has potential problems. So, go virtual before completing your design.

The ArduPilot 2.5 Autopilot Board and Mission Planner Software

If you’re an Arduino fan and want to build semi-autonomous planes, copters, or land vehicles, then this review is a must-read. This powerful plug-and-play graphical software is so much fun, it’s addictive!

CNC From a Robot Builder’s Perspective

Once you discover Computer Numerical Control and its ability to accurately and consistently create parts for even your most complicated robot design, there will be no going back ...

Troubleshooting Tips and Tricks

How to Keep Things From Going Wrong With Your Arduino-based Bot. Not sure where to start when you need to diagnose a problem? This guide will help!

SLANG - The Sign Language Assistance and Navigation Glove

This “handy” glove can help with communication, as well as be a wireless controller in all sorts of applications.

A Robot Operating System On a Chip

Building a robot from scratch can be a daunting task for both beginning and advanced hobbyists. The newly available RobotBASIC ROS on a Chip makes the whole process easier and faster by providing a physical interface from simulations to the real deal.

FIRST Robotics Las Vegas Regional Competition 2012

This classic event continues to inspire both participants and spectators.

Product Review: The Digilent NEXYS3 Spartan-6 FPGA Board

If you are interested in learning more about FPGAs (field programmable gate arrays) or implementing FPGA designs, Digilent ([url=http://www.digilent]http://www.digilent[/url] inc.com) has several FPGA boards available.

The ASABE Student Robotics Competition

Each year, the American Society of Agricultural & Biological Engineers hosts a student contest which has a dif ferent agricultural theme. This year, participants had to navigate a scale model of a feedlot.

Using a Stepper Motor Without a Microcontroller

The unique DC servo design described in this article uses a stepper motor as if it were a DC motor, and can be implemented with minimal electronics.

Parallax Elev-8 Quadcopter — Part 2: The Electronics Setup

Take a look at the testing and setup of this flying robotics platform, including integration with an R/C transmitter and receiver, the selection and care of Li-Po batteries, plus the never-ending task of maintenance.

The Tale of TupperBot

Follow along one roboticist’s journey in robot design.

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Projects

Build the Kronos Flyer

Love quadcopters, but can’t af ford a kit? No worries! You can build your own by following along with this series. Part 1 offers an introduction to these increasingly popular multi-rotors.

Sounding Off - Part 3

Learn how to add recorded effects to your robot using MP3 digital audio files.

Give Yourself a Wedgie!

A wedge robot is a simple and durable design, and is the perfect platform for your first bot. Follow these construction details to build one for yourself.

Sounding Off

Learn how to give your Arduino bot completely electronic sound effects, music, and even voice.

Creating a SpindleBot — Retro Turtle Robot Construction Tutorial

Witness the birth of a whole new class of robots that can be affordably used for education and hobbyists.

Parallax Elev-8 Quadcopter — Part 1: Mechanical Build

Ready to take your robotics experiments to new heights? Then follow along with this helpful kit build that will have you up and flying in no time.

Build the Kronos Flyer - Part 2

Part 2 of our quadcopter build goes over the design and parts breakdown.

Building The Pathfinder Rover

This winning design from the 2011 Digilent Design Contest explores the idea of creating a versatile, minimalist, and low cost platform that can replace humans in hostile environments.

The Smart Shopping Cart

This entry into the recent Digilent Design contest is a smart cart system based on multi-sensor, RFID, visual identification, and PWM control.

RYO Turtlebot

With a little ingenuity and some recycled parts, you can get your own homebrew Turtlebot up and running.

A Radio For Robots

This radio module can act as an RFID device, a key fob, and a wireless serial link. It also has 16-bit cyclic redundancy checking, motor noise tolerance, and networking capability, so it’s truly a robot’s radio.

Sounding Off

This time, build a music-controlled Arduino Tunebot.

Reach Out and Touch Something — Integrating Touch Sensing With Your Robot

In this last installment, learn how to integrate touch sensors into a motorized robot base.

Electronic Messaging With Your Robot

Water and things electrical normally don't mix. That's probably why you never see a robot lick a stamp. Electronic messaging is the safer solution for a robot that wants to put a note in your mailbox. This time around, we'll explore what it takes to have your mechanical animal put an electronic note in your inbox.

Giving Your Robot Ears

Discover several methods for using sound to control your Arduino-based robot.

Using Advanced Sensors With VEX — Feel the Heat

Did you know you can use VEX Robotics kits in chemistry or biology labs? Check out these experiments using the temperature sensors.

Pimp My Hexapod — Part 2

This time, we’ll explore and implement two dif ferent upgrades that involve motors and the head gearing system.

Sounding Off - Part 4

Create a custom sound co-processor using the Parallax Propeller to augment the audio generation features of your Arduino-based robot.

Using Advanced Sensors With VEX — the Peltier Effect

This time, see what your VEX micro can do to heat (or cool!) things up.

Virtual Sensors — Part 2

Last time, we looked at how virtual sensor techniques work. This time, we do the same for virtual motor interfaces.

Building Maxwell: The Software — Part 3

This time, focus is on the various components of the Robot Operating System (ROS) for our mobile manipulator.

Easy to Build Wireless Servo Controller

If you’re looking for a simple, inexpensive, and easy to construct wireless remote control that can independently operate up to two servomechanisms, then this is the design for you.

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Columns

GeerHead
by David Geer
RIT TigerBot: A Platform for Important Medical Research
TigerBot is an autonomous humanoid robot platform capable of interacting with users through speech recognition.

GeerHead
by David Geer
Robot Band DARES to Sound Off in Contest
Robot Band DARES to Sound Off in Contest

Robytes
by Jeff Eckert
Robytes
Stimulating Robot Tidbits

Robytes
by Jeff Eckert
Robytes
Stimulating Robot Tidbits

Robytes
by Jeff Eckert
Robytes
Stimulating Robot Tidbits

Robytes
by Jeff Eckert
Robytes
Stimulating Robot Tidbits.

Robytes
by Jeff Eckert
Robytes
Stimulating Robot Tidbits.

Robytes
by Jeff Eckert
Robytes
Stimulating Robot Tidbits

Robytes
by Jeff Eckert, Jenn Eckert
Stimulating Robot Tidbits
UAV Bad News For Pirates, Jellyfish Runs On Hydrogen, Automating Sushi, and Old Robots Just Rot Away.

Robytes
by Jenn Eckert, Jeff Eckert
Stimulating Robot Tidbits
Navy Orders Minebots, Drone ‘Copter Sets Record, Robotically Enhanced Exercise, Fowlbot Automates Deboning, and Breakthrough in Robutties.

Robytes
by Jeff Eckert, Jenn Eckert
Stimulating Robot Tidbits
UUV Built for Consumer Market, AirBurr v.8 Revealed, Yes, It is Brain Surgery, Robo Insects: Fact or Fiction?, and Art Imitates Death.

Robytes
by Jeff Eckert
Stimulating Robot Tidbits
Turning Minutes Into Hours, Here’s Looking at You, Humanoid Swimbot Introduced, Robotic Architectural Printer, & Art Imitates Imitation Life.

Robytes
by Jeff Eckert, Jenn Eckert
Stimulating Robot Tidbits
Bionic Eye, Solar Efficiency on Track, Snake Bites with Laser, Bots to Adorn Your Fingers, and Bot Knows Squat!

Robytes
by Jeff Eckert, Jenn Eckert
Stimulating Robot Tidbits
New Era in Manufacturing?, Keep Your Mind (and Hands) Out of the Gutter, Not Being There, Firefighting Bot Hot Ticket, and No More Reaching for Salt and Pepper.

GeerHead
by David Geer
GeerHead
Scout UAV by Aeryon

GeerHead
by David Geer
GeerHead
Eye Surgery Robot

GeerHead
by David Geer
GeerHead
Robotic Venus Flytrap Models Small Muscle Function; Catches Bugs To Use As Fuel

GeerHead
by David Geer
GeerHead
Roboticist Achieves Human-Aided Robot Hand-Eye Coordination.

GeerHead
by David Geer
GeerHead
Boca Bearing’s Robot Contestants — Part 1.

Ask Mr. Roboto
by Dennis Clark
Your Problems Solved Here
Our resident expert on all things robotic is merely an email away. .(JavaScript must be enabled to view this email address)

GeerHead
by David Geer
Students Get a Bot Powered Kick Out of Mathematics
Something fun, robotic, and mathematical is happening in Gulf Stream, FL, located on the state's southeastern coast. That's where Shawn Harahush — sometimes referred to as RoboTeacher — uses robots, engineering, and rockets to teach math to students at the Gulf Stream School.

GeerHead
by David Geer
Collaborating With Hubo
The HUBO robot platform is a four foot, three inch tall, fully actuated humanoid robot with similar joint movement to that of humans. HUBO’s legs, arms, hands, fingers, and thumbs work about the same as human’s do, as well.

GeerHead
by David Geer
International Climbing Machines Robots Go Places Humans Can’t
International Climbing Machines (ICM) robots use vacuum power to stay adhered to tall surfaces as they maneuver about, taking care of inspections and a variety of tasks.

Ask Mr. Roboto
by Dennis Clark
Your Problems Solved Here
Our resident expert on all things robotic is merely an email away. .(JavaScript must be enabled to view this email address)

Ask Mr. Roboto
by Dennis Clark
Ask Mr. Roboto
Your Problems Solved Here

Ask Mr. Roboto
by Dennis Clark
Ask Mr. Roboto
Your Problems Solved Here.

Ask Mr. Roboto
by Dennis Clark
Ask Mr. Roboto
Your Problems Solved Here

Ask Mr. Roboto
by Dennis Clark
Ask Mr. Roboto
Your Problems Solved Here.

Ask Mr. Roboto
by Dennis Clark
Ask Mr. Roboto
Your Problems Solved Here.

Ask Mr. Roboto
by Dennis Clark
Ask Mr. Roboto
Your Problems Solved Here

GeerHead
by David Geer
Count on the ARTAS System For That New Head of Hair!
When hereditary or male pattern baldness strikes, who you gunna call? A surgeon using the ARTAS System for robotic hair restoration surgery, that's who!

Ask Mr. Roboto
by Dennis Clark
Your Problems Solved Here
Our resident expert on all things robotic is merely an email away. .(JavaScript must be enabled to view this email address)

Ask Mr. Roboto
by Dennis Clark
Your Problems Solved Here
Our resident expert on all things robotic is merely an email away. .(JavaScript must be enabled to view this email address)

Ask Mr. Roboto
by Dennis Clark
Your Problems Solved Here
Our resident expert on all things robotic is merely an email away. .(JavaScript must be enabled to view this email address)

Ask Mr. Roboto
by Dennis Clark
Your Problems Solved Here
Our resident expert on all things robotic is merely an email away. .(JavaScript must be enabled to view this email address)

Twin Tweaks
by Bryce Woolley, Evan Woolley
Twin Tweaks
Looking Backward: 2012-1989

Twin Tweaks
by Evan Woolley, Bryce Woolley
Twin Tweaks
The Sensor Olympics 2 — Going the Distance.

The NXT Big Thing
by Greg Intermaggio
The NXT Big Thing
Chariot of Fire.

Twin Tweaks
by Evan Woolley, Bryce Woolley
Big Trouble in the Little Dohyo
This time, we thought it would be a great idea to take a look at one of the most time-honored robotic events of all time: the mini Sumo competition.

Twin Tweaks
by Evan Woolley, Bryce Woolley
The Cobra Strikes Again
The process of optimization is often just as important as the initial design, and we knew that the Cobra chassis deserved more effort on our behalf to unlock the kit’s true competitive potential.

Twin Tweaks
by Bryce Woolley, Evan Woolley
Rock and Rover
Along with everyone else that cares about science, human progress, and things that are just plain cool, we have been awestruck and inspired by the incredible success of the Curiosity Rover and the entire Mars Space Laboratory mission thus far.

Then and Now
by Greg Intermaggio
The NXT Big Thing
Isotope — Part 3

Twin Tweaks
by Bryce Woolley, Evan Woolley
Twin Tweaks
The Sensor Olympics

The NXT Big Thing
by Greg Intermaggio
The NXT Big Thing
Isotope — Part 2

Then and Now
by Tom Carroll
Then and Now
Eddie: RDS4 Meets Kinect Meets Parallax

Then and Now
by Tom Carroll
Robot-Assisted Prostate Surgery
Cancer! That’s a word we all dread to hear, whether about someone we know or especially concerning ourselves. As a reader of a robotics magazine, I’d like to take you on a trip into an operating room with a robot performing surgery on a person: me.

Then and Now
by Tom Carroll
Then and Now
Sensors for Mobile Robots.

Then and Now
Then and Now
Sensors for Mobile Robots — Part 2: Location and Object Recognition

Then and Now
by Tom Carroll
Sensors For Mobile Robots — Part 3
As robot experimenters, most of us want to keep abreast of the latest advances in any science and engineering aspect of our creations.

Then and Now
by Tom Carroll
Sensors for Mobile Robots — Part 4
I want to cover some of the more unique sensors in this final part, such as visual image and voice recognition sensors.

Then and Now
by Tom Carroll
The Many Ways to Control a Robot
As designers and builders of our robotic creations, we still want some sort of control over our machines, even if the basic control is through autonomous sensor interaction with the outside world.

Then and Now
by Tom Carroll
Servos
I wrote about servos in this column back in the beginning of 2008 when the Robotis Dynamixel rotary actuators had been available for a while for the robot experimenter.

Then and Now
by Tom Carroll
Linear Actuators, Servos, and Motion Devices
In last month's column, I reviewed the typical rotary servos that we are so familiar with — those used as actuators for model airplane control surfaces or as drive motors for smaller tabletop robots. I also reviewed a few very large servos such as the Invenscience Torxis monster servos and a few tiny servos that weigh only a few grams each. This month, I would like to review a type of servo or actuator that not many of us ever implement into our robotic creations: linear servos and actuators.

Then and Now
by Tom Carroll
Then and Now
What Can Your Robot Do?

Then and Now
by Tom Carroll
Isaac Asimov — Inspiring Today’s Robots
This prolific writer has had more influence on the field and science of robotics than perhaps any other person on Earth.

Then and Now
by Tom Carroll
Then and Now
TurtleBot: ROS Meets Kinect Meets Create

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Combat Zone

PARTS IS PARTS: HobbyKing R610 and R410 2.4 GHz Receivers

in The Combat Zone

Ifound out recently that there are very few DSM2 receivers with programmable failsafes available when I decided to replace the Spektrum BR6000 receivers I had been using with a DSM2.

BUILD REPORT: Finding a Happy Balance

in The Combat Zone

Today's Beetles and Ants have drums and beater bars that can spin in excess of 20,000 rpm.

MANUFACTURING: Shop Review: Westar Mfg. – The Team Whyachi Bot Shop

in The Combat Zone

I often get asked where I get my machining done, and unless I’ve done it myself, my answer is always teamwhyachi.com.

The History of Robot Combat: BattleBots

in The Combat Zone

For years, robot combat in the United States was a niche sport reserved for relatively small groups of builders. In this installment, we examine the transformation of the sport into a nationwide phenomenon.

BUILD REPORT: Horses for Courses

in The Combat Zone

Combat robotics is — in many ways — a game of Rock-Paper- Scissors. If everything else is equal, a brick will beat a spinner; a flipper will beat a brick; and a spinner will beat a flipper.

BUILD REPORT: Algos: Who Needs MOI When You’ve Got Angular Velocity?

in The Combat Zone

After competing for a year with a two-wheel drive wedge named Kobalos, I decided to retire that robot and move on to something with an active weapon.

Happy New Year from the Combat Zone

in The Combat Zone

Grit your teeth, readers. It's what you've come to expect in December issues of magazines — the dreaded year-end retrospective.

BUILD REPORT: Rollin’ With the Punches

in The Combat Zone

Win or lose, the best combat robots always put on a show. That means no drive system failures unless your robot is in pieces. Bigger bots can achieve this through redundancy: four motors, four speed controllers, etc.

Building the Atlanta Insect Arena

in The Combat Zone

Every year at Dragon*Con in Atlanta, GA, they host two robot combat events. On Sunday, it’s Robot Micro Battles, with one and three pound robots facing off.

EVENT REPORT: Mecha-Mayhem The Rumble in Rosemont

in The Combat Zone

Fighting robot enthusiasts from Miami to Michigan and their 47 insect class fighting robots journeyed to the Chicago suburb of Rosement, IL to do battle in the 5th Annual Mecha-Mayhem fighting robot competition

BUILD REPORT: Shaka v.3 — Part 1:

in The Combat Zone

Design Goals and Methodology

PARTS IS PARTS: Product Review

in The Combat Zone

Product Review: Turnigy Simplex 1 - 4 Cell LiPo/ LiFe AC/DC Charger.

BUILD REPORT: Siafu: An Army of Ants — Part 4

in The Combat Zone

In this final part of my Army of Ants series, I will describe how I made the drum for Siafu and completed the rest of the bot build.

EVENT REPORT: “Beware the Hobby that Eats” (Benjamin Franklin): Franklin Institute 2011

in The Combat Zone

The Franklin Institute in Philadelphia, PA (www2.fi.edu) was host to the Northeast Robotics Club’s ([url=http://www.nerc.us]http://www.nerc.us[/url]) 5th Autumn Event last year on October 15th.

Product Review: Spektrum DX5e 2.4 GHz Transmitter

in The Combat Zone

The 2.4 GHz spread spectrum transmitters and receivers have transformed the R/C market.

The History of Robot Combat: Motorama

Motorama was born around the same time as many other robot combat events: shortly after the end of BattleBots. Through the years, the competition has grown considerably, changed arenas, seen child competitors grow up in the sport, and evolved.

BotBlast Turns Five

in The Combat Zone

Top fighting robot enthusiasts converged on Columbia Mall in Bloomsburg, PA, on Saturday, July 21, 2012 to celebrate the fifth anniversary of BotBlast.

BUILD REPORT: Nyx, Sportsman, and Dragon*Con 30 lb Bot — Part 2

in The Combat Zone

With a fresh pile of parts and Motorama just over a month away, I got a quick jump on assembling Nyx.

TGIF at Motorama

in The Combat Zone

President’s Day weekend in Harrisburg, PA means only one thing: Motorama!

BUILD REPORT: Siafu and the Army of Ants — Part 1

in The Combat Zone

I decided my first serious Ant would be a drum bot.

BUILD REPORT: Testing the Prototype: Klazo — My 1 lb Drumbot From Kitbots.com

in The Combat Zone

Irecently built and tested one of the prototype 1 lb drumbot kits from Kitbots.com as part of the development process, prior to the kit moving to production.

EVENT REPORT: PennBots – The Battle at Yellow Breeches

in The Combat Zone

PennBots — the Robot Club of Pennsylvania — hosted their Fall Fling on November 19, 2011 at the Yellow Breeches Middle School in Boiling Springs, PA.

EVENT REPORT: Happy 10th Birthday for Motorama – Motorama 2012

in The Combat Zone

This February 17th–19th, the Northeast Robotics Club ([url=http://www.nerc.us]http://www.nerc.us[/url]) hosted the 10th annual combat event at the Motorama Motorsports Extravaganza and Custom Car Show in Harrisburg, PA.

PARTS IS PARTS: MicroLux Miter/ Cut-off Saw Review

in The Combat Zone

REVIEW: MicroLux Miter/Cut-Off Saw

The History of Robot Combat: Robot Combat in Brazil

in The Combat Zone

In recent years, robot combat has expanded to have a large international following. Countries all over the world have adapted the sport in unique ways.

The History of Robot Combat: From Humble Beginnings to Multinational Sensation

in The Combat Zone

Long before the glitz and glamour of Comedy Central’s BattleBots™ brought mass appeal to the sport, robot combat had much humbler beginnings.

BUILD REPORT: Antweight

in The Combat Zone

Motor City Massacre

The History of Robot Combat: The Rise of the Insects — Part 1

in The Combat Zone

For most of robot combat’s history, the mantra was “the bigger, the better." However, in the years immediately following the cancelling of BattleBots, the spirit of the sport changed to become even more grassroots and inclusive to new builders. Enter the Insect weight classes.

Clash of the Bots 3

in The Combat Zone

Motorama Carolina Combat Robotics hosted its third Clash of the Bots on July 14 at the Schiele Museum of Natural History.

BUILD REPORT: Nyx, Sportsman, and Dragon*Con 30 lb Bot — Part 1

in The Combat Zone

During the summer, I built a second Antweight for my teammate to drive, and we took all but Moros, my 30 lb bar spinner, to Dragon*Con Robot Battles.

EVENT REPORT: Havoc at Harrisburg University — The 2nd Annual Downtown Dogfight

in The Combat Zone

Robotic enthusiasts with brainy and brawny bots converged on Harrisburg University in March to compete in multiple events at the 2nd Annual Downtown Dogfight.

PARTS IS PARTS: Making Wheels Round

in The Combat Zone

There are a decent number of ready to use wheels available today for robots of all sizes, and one of the most popular for small robots is the Lite Flite foam wheel. They’re cheap, tough, and come in a wide range of sizes.

The History of Robot Combat: Robot Battles at Dragon*Con

in The Combat Zone

Robot Battles at Dragon*Con in Atlanta, GA is one of the oldest robot combat events.

The History of Robot Combat: Life After BattleBots

in The Combat Zone

After the cancellation of Comedy Central’s BattleBots in late 2002, many in the building world felt lost.

EVENT REPORT: Gulf Coast Robot Sports Completes its 10th Event

in The Combat Zone

January 2012 marked the 10th South Florida Insectweight combat event from Gulf Coast Robot Sports (GCRS).

INTERVIEW: Tool City Robobots Leverages Combat for Learning

in The Combat Zone

For the past six years, middle and high school students from across Crawford County, PA have been building ever-increasing powerful 15 pound combat robots to compete in the annual Tool City Robobots competition hosted by the Crawford County School District and National Tooling and Machining Association (NTMA) of North West Pennsylvania.

The History of Robot Combat: RoboGames

in The Combat Zone

After the ending of BattleBots in 2003, a void was left in the world of robot combat competitions.

The History of Robot Combat: Rise of the Insects — Part 2

in The Combat Zone

Beetleweights, although a few years younger than their Antweight counterparts, have risen to major prominence in the robot combat world. Weighing in at three pounds they have long been popular with new and veteran builders alike.

A Decade of Robot Fighting

in The Combat Zone

The box is locked, the lights are on ... it’s robot fighting time!

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