EDN

Function generator has variable frequency

The Exar XR-2206 function-generator IC cangenerate square, triangular, and sinusoidalsignals with low distortion. Its outputfrequency is inversely proportionalto the components in an RC ...
EDN

Function generator with electronic regulation of capacitors

The possibility of creating a frequency-tunable function generator with rectangular and triangular pulses of constant amplitude and electronic synchronous control of equivalent capacitances in the ...
Hackaday

function generator

Over on YouTube [Andrew Neal] has a Function Generator Build for Beginners. As beginner videos go this one is fairly comprehensive. [Andrew] shows us how to build a square-wave generator on a ...
Electronic Design

Sound-Card Signal Generator Interface Adds Variable Offset Control

A personal computer (PC) sound card can be the basis for a readily available signal generator for testing electronic circuits. The usefulness of these signal generators is limited, however, because ...