Recently in the Visio Guy Newsgroups, user Ziorg77 submitted a wonderful Visio SmartShape of a DIP switch, where you could toggle each of the eight switches individually.
This led to a flurry of discussion, and several …

Download a scaled Visio SmartShape of a laser show projector. The projection part of this shape is particularly fun. As you resize the projection distance and angle, you’ll get some cool effects!

Download a Visio stencil full of cool av connector- and terminal-shapes for creating audio-visual patch panels.