Helical gears are cylindrical gears whose teeth are not parallel to the axis of rotation. The teeth are angled and appear as a segment of a helix. Helical gears can transmit power between parallel or ...

Herringbone gears, also called double helical gears, are gear sets designed to transmit power through parallel or, less commonly, perpendicular axes. The unique tooth structure of a herringbone gear ...

You can buy gears off the shelf, of course, and get accurately machined parts exactly to your chosen specification. However, there’s something rugged and individualist about producing your own ...

Let us know if you try! Helical antennas aren’t new, but this is an unusual construction. They are popular as satellite antennas because of their polarization characteristics among other things.

Invented by Ampex in 1956, helical scan was the only method that was fast enough to record video in real time. Using two-inch tape and running at 15 ips, the going rate for tape recorders of the ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? DIY projects often become a catalyst for acquiring new gear, and gear can be an ...

These guys are 2D shapes and 2D shapes are everywhere. Shapes have sides and corners and are completely flat, like a drawing on a piece of paper. Circles don’t have corners and have got just one ...

The creation, display and manipulation of objects in the computer in two dimensions. Drawing programs and 2D CAD programs allow objects to be drawn on an X-Y scale as if they were drawn on paper.