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RpLIDAR unable to see black objects

I am working on a ROSBOT for a natural navigation project. While working with RpLIDAR A2 version, I found that it does not sense thin black surfaces like black pants/trousers while at close range (...
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1answer
60 views

Esc calibration

I want to make a calibration setup for BLDC ESC in the simulink model. I'm using arduino mega (3,9,10,11 pins) and quatro 30Ax4 esc. Normally I can set it to it's max, min, and incrementally increase/...
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1answer
81 views

What other equipment or hardwares I should buy along with raspberry pi [closed]

I am planning to build some primary level of project like home made robot, which I need to explore an image recognition and path recognition(using four wheels vehicle). So I am looking to buy a device ...
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1answer
167 views

Could a hot air balloon be powered from the ground like a drone?

Could a small drone electric hot air balloon be made to stay in the air indefinitely? Use an electric element for heating the air. Powered and tethered from the ground like a kite on a string it ...
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2answers
105 views

What parts do I need for my first robot? [closed]

I have never built a robot before and I am looking to get started. The problem is that I have no idea what parts I will need... below are a list of things I want the robot to do. Have a speaker Be ...
1
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1answer
133 views

good laser scanner/ lidar for 4 wheel robot? [closed]

i was wondering what could be a good laser scanner can someone get for as much as 180$ ? i am planning to use it from SLAM to build a map, so this is why i wanted to ask here ? have anyone tried ...
1
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1answer
64 views

is designing a pcb with multiple controllers a good schematic design?

I am trying to design a bot, it has to measure the temp I am using an 8051 so the adc is taking up a lot of i/o pins so I am thinking of switching it out with a thermostat or put another controller ...
4
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1answer
370 views

How to get manufactured part from CAD file?

I am working through the book Learning Robotics using Python, which is for Python programmers who want to learn some robotics. Chapter 2 shows you how to use LibreCAD to design the plates and poles ...
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1answer
78 views

All-in-one GNSS localization solution (hardware+software) [closed]

Is there something like an all-in-one satellite based localization solution that would contain both hardware and software to do GNSS localization for robotics? I mean a package that would also contain ...