Videre Design

ERA-BASE Mobile Robot Platform

The ERA-BASE is part of the ERRATIC family (from the Latin errare: to wander), a range of compact and powerful mobile robot platforms for researchers, educators, and commercial application developers. It offers a sturdy, simple, reasonably priced, and highly expandable mobile robot platform for researchers who want to add their own computer and sensors.

 


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Kurt Konolige, the inventor of the highly successful Pioneer line of robots, has designed a next-generation robot platform for educational and research robotics.

The ERRATIC platform (from the Latin errare: to wander) is compact, powerful, and capable of carrying a full load of robotics equipment, including an integrated PC, laser rangefinder, pan tilt unit, and stereo camera.

We have designed the ERRATIC robot platform to be both simple, reasonably priced, and highly expandable.  The ERRATIC platform was created with the experience of many years of teaching an advanced robotics course at Stanford University, as well as participation in DARPA mobile robot projects such as Centibots and LAGR (Learning And Ground Robots).

Check out this map made with the ERA-MOBI robot platform using the Hokuyo URG sensor!

map made with ERI-MOBI mobile robot platform and Hokuyo URG sonsor from Videre Design

ERA-BASE Features

What distinguishes the ERA-BASE from other mobile robots in this class?  Our design philosophy has focused on the following components:

  • Industrial-strength motors and aluminum alloy base, 500 step motion encoders
  • Large, flat top plate for mounting computer, sensors and peripherals
  • Integrated controller + motor driver for precise control of the drive system
  • Designed to accept standard computer and peripherals, such as cameras and speakers
  • Custom open-source Player/Stage drivers
  • High capacity battery

Because of efficiencies in design and advances in use of off-the-shelf components, we are able to offer these robot platforms at very attractive prices, in keeping with our vision for robot platforms: compact, inexpensive, powerful.  The ERA-BASE costs less than other platforms in its class for the same or better features.

ERA-BASE Kit Contents

  • Robot base
  • 12.8v battery
  • Battery charger
  • Cable (USB)
  • Player/Stage drivers
  • Hardware and Software Manuals (download)

Additional accessories are availabe separately.

ERA-BASE Requirements

None

Technical Specifications

Feature Description
Base platform 40cm (L) x 41cm (W) x 15 cm (H)
Lightweight, strong aluminum alloy
Dimensional Drawings
Wheels 12.5 cm diameter (driven)
6.25 cm diameter (caster)
Polymer core, soft non-marking rubber tread
Drive type Differential, single rear caster
Maximum speed 2.0 m/sec
Motors DC reversible with gearhead
72 W continuous power
Encoder Precision optical encoder
500 counts per motor revolution
Controller 16 bit microcontroller
Integrated controller / motor driver
Power 12.8V, 20AH lithium iron phosphate battery
5V, 12V, 19V power bus for peripherals
5A charger
Endurance ~ 20 hours, PC only
~ 8 hours with nominal movement
Weight 7.5 Kg (16 lbs 7 oz) (base, battery)
Payload 10 Kg (22 lbs)

Download ERA-BASE Data Sheet (PDF)

ERA-BASE Models

Part Number Description
ERA-BASE Base platform with wheels, controller, battery, charger, and cables

ERA-BASE Accessories

Videre Design offers a selection of sensors and cameras to meet your application needs.

Part Number Description
ERA-LRF-HOK-UTM Hokuyo UTM-30LX laser range finder
ERA-LRF-HOK-URG Hokuyo URG-04LX laser range finder
ERA-LRF-HOK-UG01 Hokuyo URG-04LX-UG01 laser range finder
ERA-PAN-TILT Pan-Tilt Unit, ±90° pan and tilt, direct drive, ball bearing servos
ERA-TILT Tilt Unit, ± 90° tilt, direct drive, ball-bearing servo
ERA-SONAR Sonar ring of eight MaxSonar EZ1 sonars
STOC Stereo camera
DCSG Monocular camera

ERA-BASE Case Studies

These ERA-MOBI applications illustrate how the ERA-BASE with a computer added could be used.

School's In: ERA-MOBI Robot Application
All in the Labs: ERA-MOBI Robot Application
Stanford Course CS 225B: Robot Programming Lab
Stanford University’s “Robot Programming Lab” course, taught each Fall quarter by Kurt Konolige, challenges the students to take material from the lectures and translate it into practice on ERA-MOBI mobile robots.... more
ERA-MOBI and STH-MDCS-VAR Application at Texas Tech
To See What No Robot Has Seen Before: ERA-MOBI Robot & STH-MDCS-VAR Camera Application
Texas Tech Course CS5391: Introduction to AI Robotics
Texas Tech offers the course CS5391, "Introduction to AI Robotics", which teaches graduate and undergraduate students the basics of robotics. Through lectures, reading assignments and a substantial final project... more
Washington University in St Louis course using ERA-MOBI robots
Research with Blood, Sweat, and Tears: ERA-MOBI Robot Application
Washington University in St Louis Course CSE 553: Advanced Mobile Robotics
The Erratic robots, named Blood, Sweat, and Tears, are in constant use in an advanced mobile robotics course at Washington University in St Louis. Students learn the joys and challenges of robotics research... more
MIT course using ERA-MOBI Robot Application
Robotics Class for All: ERA-MOBI Robot Application
OpenCourseWare: MIT’s Free Bachelor Level Class on the Design of Robotics Systems
Via MIT’s OpenCourseWare, anyone can take “Introduction to Robotics." In addition to the standard course material, students are challenged with a final project, such as developing a de-mining or a search-and-rescue robot... more
A group of 
ERA-MOBI mobile robots for firefighting
Calm in the Face of Fire: ERA-MOBI Robot Application
Mobile Robots Assist Smoke-Blinded Firefighters in Search and Rescue Operations
Using Videre Design’s ERA-MOBI mobile robot platform, the GUARDIANS robots work with firefighters to help guide them, indicating possible obstacles and maintaining communications links...more
Clickable 
World: ERA-MOBI Robot Application
Clickable World: ERA-MOBI Robot Application
Mobile Robotic Behavior Selection Determined by Laser Pointing and Context
Georgia Tech used an ERA-MOBI robotic platform to create a robot that interacts with humans and the human world in specific ways via a behavior selection system in addition to El-E's laser-pointer location abilities...more
Fetch!: 
ERA-MOBI Robot Application
Fetch!: ERA-MOBI Robot Application
An Assistive Robot Aims to Improve Quality of Life for Individuals with Motor Impairments
The Healthcare Robotics Lab at Georgia Tech created EI-E, a mobile robot that locates and fetches items from flat surfaces, such as tables or the floor, for people with visual and mobility challenges...more
Tagged: 
ERA-MOBI Robot Application
Tagged: ERA-MOBI Robot Application
Robot Mobility and Scanning Systems for Tag Pose Estimation
Seeking to go beyond the capabilities of laser range finding devices, researchers at Georgia Tech University created a multiple-antenna radio frequency identification (RFID) reader on Videre Design's mobile robot...more
School's In: ERA-MOBI Robot Application
School's In for the Summer: ERA-MOBI Robot Application
Autonomous Mobile Robot Navigation Methods
Each summer the University of California, Santa Barbara, hosts the EPSEM/SIMS summer programs for incoming students in science and engineering to learn first-hand how research is conducted... more
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