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This robot is from the book "Computer Controlled Robots for C64, VIC20, Spectrum and BBC", which can be downloaded, along with other books of a similar vintage, from the publisher's website: https://usborne.com/browse-books/features/computer-and-coding-books/ I used to borrow the book from the library as a child, but never actually got to build the robot from the book. Recently, after finding the book online for free, I decided to finally build the robot for myself. The video I've attached is from ...
This is a companion discussion topic for the original entry at https://community.robotshop.com/index.php/robots/show/robot-from-book-computer-controlled-robots-for-c64-vic20-spectrum-and-bbc