Waterproof sonar?
I’m building sensors for an underwater robot and was wondering if it’s possible to waterproof ultrasonic range finders like this one to work underwater. I have made waterproof enclosures before....
View ArticleIs Android studio the right choice for robotics development? [closed]
I am thinking about android as an embedded device solution for robotics/sensor control. So i am not thinking about Phone PDA’s here. If possible i would prefer writing software with Google’s Android...
View ArticleUsing Arduino, how can I dynamically change signal input from one pin to...
Background I am building a multirotor project similar to this one I built a few months ago. This particular multirotor will be geared for flying FPV (First Person View) which means that I will transmit...
View ArticleIphone wireless communication without Wifi? [closed]
I am working on a robot that I would like to control using an Iphone app that I am creating. The problem I’m facing is that the robot will be operating in areas where there will most likely be no wifi....
View ArticleGPS positioning for quadcopter
I am an engineering undergraduate student. I am currently working on a project to implement a sensing package on a quadcopter for the deployment in the canopy of tropical rain forests. This package...
View ArticleWhere can I find a pan/tilt bracket for these servos? [closed]
http://www.amazon.com/gp/product/B002HPUKS8/ref=oh_details_o03_s01_i01?ie=UTF8&psc=1 I bought these two servos, but this bracket will not fit: https://www.sparkfun.com/products/10335 Where can I...
View ArticleIs it possible to use 2 relays instead of a DC motor controller?
I have been for motor controllers to control two 12V motors that have a stall current of 130A and at max power (expected operation) will draw 68A. I am having trouble finding low cost motor controllers...
View ArticleRobot following you; what's the best way?
I built a human-sized robot that can follow anyone wearing an IR beacon. It works quite well indoors and it’s quite precise, but outdoors it is completely blind due to sunlight infrared. I have a bunch...
View ArticleServo doesn't move when driven by a PIC micro controller [duplicate]
This question already has an answer here: Servo connected to PIC does not work 2 answers
View ArticlePowering a DC car vacuum cleaner with a brushless motor for better performance?
I’m making a self autonomous vacuum cleaning robot for a project and I need a vacuum cleaning mechanism to install on the robot. The problem I’m having is with figuring out how to make the vacuuming...
View ArticleSelecting digital componentry in bulk [closed]
There are a ton of electronics retailers and suppliers on the internet, all selling components at (essentially) retail prices. But when big companies need to use digital components (batteries, cameras,...
View ArticleNeed for motor driver ic [on hold]
i need a motor driver integrated circuit chip giving output of 3 A and 12 V. Please suggest one. EXCEPT lmd18200
View ArticleReaction vs Rotary torque sensor for force/impedance control
I am working on a robotic system that is requiring a torque feedback from a rotational (single axis) joint for a force or impedance control loop. When researching the available torque sensors I’ve seen...
View ArticleWhat would be the best microcontroller for running PID calculations? [closed]
I need a microcontroller for my line following robot. Which one would be the best considering a price below $30 and preferably >120MHz clock?
View ArticleHow to adjust or obtain different IR Transmitter's distances?
I would like to recreate a infrared concept used by in the vacuum cleaning robot’s charging station. I would like to use 3 infrared transmitters all in same wave length and transmit a synchronized bit...
View Articleembedded programming flashing program
Hello All, I’m new to this board and looking for some opinions. I’ve searched the board a bit and found similar questions but not quite what I’m looking for. I’m looking for some help deciding on an...
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building a remotely controlled remote controlled car :) [closed]
I am a newb to EE (I am a web developer). My friend works remotely and this is what I would like to accomplish: Build a web interface like this: When he visits this interface from a remote location, he...
View ArticleLarge RF robot network
A friend of mine asked me to help with thinking about a solution to create a RF communication between 8 robots and 1 access point. Not a lot of traffic, just to signal that the robot is (almost) at the...
View ArticleWhat are some of the fastest 6V servo motors with minimum 15 Kgcm torque...
I wanted a servo motor with a minimum torque of 15 Kgcm which can make a revolution (0 deg to 180 deg) at 0.5 seconds.
View ArticleWhat chip is the best? [closed]
Okay, before I start on other forums I have asked this on people have made fun of me because I can’t choose my words. Please don’t do that as it’s not the answer I’m looking for. Anyway, myself and my...
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