Build an Arduino Line Following Robot

Instructional video on building an Arduino based line following robot using the QTR-8RC sensor. Web page with the code, schematic, and parts list:
mypccourse.com/...

[@rahulghosh4289]

I'm struggling of buying good sensor array....should I buy qtr Chinese clones...or what should I buy

[@hasithasandeepa604]

How I Can Use Stepper motor for this project..? How to change coad dc motor to stepper motor..? please help...!

[@davidgkirk]

Hi! I don't have experience with stepper motors and Arduino. I'm sure you could find some good answers on Google.

[@hasithasandeepa604]

ok..Thank you...!

[@kavinkalhara169]

Sir., How I can get L turn, T junction, 4 way junction and bent by using like your robot..??please help...!