Let's Make Robots! | RobotShop

Looking for inexpensive web-based label printer

Hey Guys,

Slightly off the topic of robots, but I can't think of a better repository of smart problem solvers.

Powering my pi2 and my components at the same time

Hey guys,

I am looking to build a raspy powered bot and use some computer vision to make interact with objects and I am being halted by a very simple problem.

I can't seem to power everything correctly. I am using a couple DC motors, an ultrasonic and servo for moving around the camera and they work nicely off 4xAA batteries. However if I try to power the Pi off of the same supply, it can't provide enough and the pi reboots.

If I try to run the pi off a supply of its own (4XAA through a regulator) it works fine.

But if I try to power both the components off of a power supply and

Hey LMR, I was fortunate enough to be one of the reviewers for the leap motion sensor, which arrived to me about 3 days ago. This is the first chance I have had to … Read more

Issues with my nozzle (Whey!)

I am having a bit of trouble with my 3D printer at the moment, and thought I could gain some wisdom from our 3D printing geniuses (plural?) here on LMR.

My extruder keeps blocking, I am using PLA, printing at 190 degree's, with a hotbed of 57 degrees

The printer is a makerbot replicator 2 clone, called the duplicator.

First robot I have ever built (as you can tell from the "Start Here" sensor/servo) Hudl tablet as screen / RGB camera, android running OpenCV, detects red, green … Read more