In this article we will take a closer look at how to effectively low-pass filter a PWM signal into an analog voltage.
In this article we will take a closer look at how to effectively low-pass filter a PWM signal into an analog voltage.
If your microcontroller doesn’t have a digital-to-analog converter, you can make a passable replacement with nothing…
If your microcontroller doesn’t have a digital-to-analog converter, you can make a passable replacement with nothing more than a pulse-width-modulated signal and a low-pass filter.
In this article, we'll delve into amplitude modulation and what it's used for. Also, we will differentiate between…
In this article, we'll delve into amplitude modulation and what it's used for. Also, we will differentiate between communication methods that do and do not use modulation.
Learn how to read electrical signals and data from an analog device using the Step Response technique in Part 5 of the…
Learn how to read electrical signals and data from an analog device using the Step Response technique in Part 5 of the Building Raspberry Pi Controllers series.
Implementing a FIR filter designed in Octave or Matlab on an N-bit microprocessor
Implementing a FIR filter designed in Octave or Matlab on an N-bit microprocessor
A simple introduction to designing FIR filters in Octave or Matlab
A simple introduction to designing FIR filters in Octave or Matlab
The job of the capacitor in the output filter of a DC power supply is to maintain a constant DC value by removing as much…
The job of the capacitor in the output filter of a DC power supply is to maintain a constant DC value by removing as much power ripple as possible. Because these capacitors have a DC value, they are actually storing a lot of energy that never gets used.
Learn all about Akerberg-Mossberg Filters and how to plot the frequency response using MATLAB.
Learn all about Akerberg-Mossberg Filters and how to plot the frequency response using MATLAB.
A introduction to adaptive echo cancellers using Matlab simulation.
A introduction to adaptive echo cancellers using Matlab simulation.
Direct Digital Synthesis is used to generate precise analog waveforms that can quickly change frequencies. It's used in…
Direct Digital Synthesis is used to generate precise analog waveforms that can quickly change frequencies. It's used in test equipment, spread spectrum techniques and to enable frequency sweeps.
Part 2 in the “How to Make an EFM8-Based Sound Synthesizer” series.
Part 2 in the “How to Make an EFM8-Based Sound Synthesizer” series.
This article will go into a bit of the background of FSK and demonstrate writing a simulator in Python.
This article will go into a bit of the background of FSK and demonstrate writing a simulator in Python.
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