In this article, we’ll compare active and passive filters and look at some common second-order active topologies.
In this article, we’ll compare active and passive filters and look at some common second-order active topologies.
Internal or external? Quartz or ceramic? Crystal oscillator or silicon oscillator? So many clocking options . . . which…
Internal or external? Quartz or ceramic? Crystal oscillator or silicon oscillator? So many clocking options . . . which one is right for your design?
Most hobbyists and many professionals use EAGLE CAD as a daily tool in designing schematics and laying out PCB. I’m…
Most hobbyists and many professionals use EAGLE CAD as a daily tool in designing schematics and laying out PCB. I’m going to share with you more of the most important tips and tricks for using EAGLE CAD, which make my work much easier and faster.
In this article, we'll review the basic concepts in digital filter design. We'll also briefly discuss the advantages of…
In this article, we'll review the basic concepts in digital filter design. We'll also briefly discuss the advantages of FIR filters over IIR designs, e.g. stability and linear-phase response. Finally, we'll go over an introduction to designing FIR filters via the window method.
Learn about some of those less-than-obvious specifications found in datasheets for linear voltage regulators.
Learn about some of those less-than-obvious specifications found in datasheets for linear voltage regulators.
Most hobbyists and many professionals use EAGLE CAD as a daily tool in designing schematics and laying out PCB. You're…
Most hobbyists and many professionals use EAGLE CAD as a daily tool in designing schematics and laying out PCB. You're going to learn some tips and tricks for using EAGLE CAD, which will make your work much easier and faster.
In this article, we will discuss some characteristics of the ideal diode. We'll also learn how to analyze circuits that…
In this article, we will discuss some characteristics of the ideal diode. We'll also learn how to analyze circuits that contain more than one ideal diode in conjunction with resistors and DC power sources.
Classifying signals is a way to organize the signals that surround us. It focuses design, testing requirements,…
Classifying signals is a way to organize the signals that surround us. It focuses design, testing requirements, measurement tools, and expected results. There are many ways to classify signals!
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.
One of the reasons the operation amp (op-amp) is so reputable is because of its versatility. In this article, you will…
One of the reasons the operation amp (op-amp) is so reputable is because of its versatility. In this article, you will see that almost anything can be done using an op-amp. It is also notable that this integrated circuit has many characteristics that approach those that are considered to be ideal.
In this article, we will look at two variations on the basic BJT current-buffering circuit.
In this article, we will look at two variations on the basic BJT current-buffering circuit.
Will your linear regulator function properly under all possible operating conditions? To find out, you need to understand…
Will your linear regulator function properly under all possible operating conditions? To find out, you need to understand power dissipation and thermal resistance.
Over-voltage and over-current protection circuit for use with the C-BISCUIT platform's main computer, the Wandboard.
Over-voltage and over-current protection circuit for use with the C-BISCUIT platform's main computer, the Wandboard.
No I2C interface with that sensor? No problem. Program a PIC chip as an I2C slave device for custom sensor and I/O…
No I2C interface with that sensor? No problem. Program a PIC chip as an I2C slave device for custom sensor and I/O interfacing. Here, we use three DHT22 sensors on a single I2C interface.
While the C-BISCUIT project is far from complete, it's already come a long way, seeing numerous ideas and design goals in…
While the C-BISCUIT project is far from complete, it's already come a long way, seeing numerous ideas and design goals in the process. This article will discuss some of these.
Invoke the power of the PID (proportional–integral–derivative controller)! The key components in this design are an…
Invoke the power of the PID (proportional–integral–derivative controller)! The key components in this design are an EFM8 microcontroller, a DAC, and the MAX31855 thermocouple-to-digital converter.
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
This project explains how to isolate signals to eliminate ground loops in electronic systems.
This project explains how to isolate signals to eliminate ground loops in electronic systems.
Gather data via USB from a BH1745NUC optical sensor and then display color characteristics and illuminance values.
Gather data via USB from a BH1745NUC optical sensor and then display color characteristics and illuminance values.
A simple introduction to designing FIR filters in Octave or Matlab
A simple introduction to designing FIR filters in Octave or Matlab
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