An exercise-driven course on Advanced Python Programming that was battle-tested several hundred times on the corporate-training circuit for more than a decade. Written by David Beazley, author of the ...

Abstract: Reconfigurable Intelligent Surface (RIS) technology enables programmable wireless propagation through passive beamforming. However, large-scale implementations often incur excessive control ...

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Denys Fisher was inspired by the cogs and levers he worked with as an engineer Sixty years ago engineer Denys Fisher settled down to relax on a Sunday night and listen to a spot of classical music.

Sixty years ago engineer Denys Fisher settled down to relax on a Sunday night and listen to a spot of classical music. Within minutes, he was hit by a Eureka moment that solved a problem he had been ...

A local inventor who went from making bicycle springs for Raleigh, to detonators for NATO, to inventing the Spirograph and creating a children's toy company. This is the story of Denys Fisher. Gayle ...

In this video, I attempt to recreate the viral Spirograph table from Fortress Fine Woodworks, a project filled with nostalgia, challenges, and ultimately redemption via CNC. The journey begins with ...

Months ago, I observed a student drawing spiraling circles over and over on a sheet of notebook paper while participating in our class discussion. For some reason, I was reminded of an old toy my ...

Who else remembers Spirograph? When making elaborate spiral doodles, did you ever wish for a much, much bigger version? [Fortress Fine Woodworks] had that thought, and “slapped a router onto it” to ...

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Have you been left in awe by the stunning intricate designs created by a pen and gears by seemingly following the same pattern of movement over and over again? Did you wonder "How the heck is that ...

After studying the intricate designs of a pound note, Denys Fisher came up with the idea for the legendary pattern-drawing toy, Spirograph. It won the Toy of the Year in 1967 and had sold over 30 ...