In this tutorial we learn how quickly and easily we can build our own Arduino based Function generator or Waveform generator, which can produce square wave (5V/0V) with frequency ranging from 1Hz to 2MHz, the frequency of the wave can be controlled by a knob and the duty cycle is hardcoded to 50% but it is easy to change that in the program as well.
· Simple Solutions for a Single-Device pulse-width modulation (pwm) waveform Generator. There are two ways to implement a single-device PWM waveform generator. One method uses an ICM7555 timer, while the other uses a MAX998 low-power comparator. We will look at each.
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Electrical Waveforms. In the Oscillators tutorials we saw that an oscillator is an electronic circuit used to generate a continuous output signal. Generally this output signal is in the form of a sinusoid at some predetermined frequency or wavelength set by the resonant components of the circuit.
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Basic Waveforms and Oscilloscope Operation ECE 2100 circuit analysis updated 7 september 2016 Pre-Laboratory Assignment. Read (page numbers as in the document, not as listed by the pdf viewing program): “The Oscilloscope” section pages 7-12 and “The Systems and Controls of an Oscilloscope” section pages 19-33.
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A rectifier is an electrical device which converts an ac signal to dc signal. An ac signal has alternating positive and negative parts like as a sine wave. But a dc signal has only the positive part. Ac is the alternating current and dc is the direct current. This conversion process is termed as the rectification. This circuit have lots of use.
Waveform amplifier is a very handy piece of equipment to have in the lab. Most function generator, pulse generator, and arbitrary waveform generator output voltage are limited to about 10V. Function generator output resistance is typically 50 ohm, making it not suitable driving low resistance (high current) load.