EDN

Function Generator Circuit Concepts, Part 3: Additional Function Generator (FG) Capabilities

In the first two parts of this article, the first two generations of triangle-wave generator loops were presented – the foundational concepts at the heart of function generator (FG) technology. This ...
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

A Function Generator In Its Purest Form

If you have a modern function generator on your bench it is quite likely to contain a direct-digital synthesis circuit that creates arbitrary waveforms using a microprocessor controlled DAC. If you ...
Electronic Design

Simple Circuit Turns Scope, Function Generator Into JFET Curve Tracer

Commercial curve tracers have existed for decades. But designers without access to one can create a simple circuit that uses a function generator and oscilloscope to generate JFET transfer and ...
Geeky Gadgets

DIY Arduino Portable Function Generator Project

Anyone searching for a function generator may be interested in a new DIY Arduino project which details how you can make your very own. “A function generator is a very useful tool, especially when we ...
Electronic Design

Audio Function Generator Provides Three Simultaneous Square, Triangle, Sine Waveforms

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 ...
Hackaday

function generator

Microcontroller addict [Debraj] decided to make his own programmable sine wave generator, and was able to put it together for under $40 USD. Other than low-cost, his list of requirements was as ...