These are three technical illustrations created for the ICIA Online Academy.
They use both interactive control and animation to make their point.
Over 70 such illustrations, both static and animated were created for the project.

This shows in graphical form the acoustic pickup pattern of various microphone types.
Click on the boxes next to each label to see the differences.

This illustrates the effect three kinds of room surface treatment can have on how a listener hears sound.
Click on the grey arrow to toggle between the examples.

This diagrams some of the ways a control system can use switches to activate devices in a multimedia presentation room.
The devices activated could be projectors, VCRs, lights, screens, curtains, or many other parts of a presentation.
Click on the red switch to see the example operate.
Click on the grey arrow to toggle between examples.