San Francisco, Calif.—Here's a new board-level four-channel analog and digital waveform generator plug-in that can let you create arbitrary waveshapes that are synchronized with logic-level outputs.

This article is part of the Ideas for Design Series: Vol. 3, No. 7. This simple, robust, and low-cost signal generator, based on the LM386 power amplifier IC, provides a trio of audio-band signals ...

In general, you get what you pay for, and when [Craig] picked up a cheap function generator off eBay, he didn’t expect much from it. But as he shows us in his blog post and a series of videos below, ...