This article describes the bridge-amplifier configuration and explains why it’s especially handy when you don’t have a negative voltage supply.
This article describes the bridge-amplifier configuration and explains why it’s especially handy when you don’t have a negative voltage supply.
Combine the Si4844-A10 analog-tuned radio receiver with an Arduino to make a full-featured multiband radio.
Combine the Si4844-A10 analog-tuned radio receiver with an Arduino to make a full-featured multiband radio.
Want to see what's inside a GPS unit?
Want to see what's inside a GPS unit?
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.
Never miss that cute moment again! Kapture is a unique audio recorder that constantly records. What's inside of it?
Never miss that cute moment again! Kapture is a unique audio recorder that constantly records. What's inside of it?
Part Three in this three-article series shows you how to generate values for a discrete sinusoid and continuously convert…
Part Three in this three-article series shows you how to generate values for a discrete sinusoid and continuously convert this data into an analog signal without overburdening the CPU.
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.
Part Two in this three-article series explores the SAM4S DAC. We’ll look at hardware configuration, electrical…
Part Two in this three-article series explores the SAM4S DAC. We’ll look at hardware configuration, electrical characteristics, and the application programming interface.
Mentioned in the previous article, the first of two most commonly used operational amplifiers, the inverting…
Mentioned in the previous article, the first of two most commonly used operational amplifiers, the inverting configuration is heavily used in audio mixers or digital-to-audio converters. In this article, we will discuss the second amplifier configuration, known as the non-inverting amplifier.
Part One in this three-article series focuses on using the SAM4S timer/counter peripheral to precisely control the…
Part One in this three-article series focuses on using the SAM4S timer/counter peripheral to precisely control the DAC’s sampling rate.
The month of April has brought us some truly unique crowd-funded toys in the form of some DIY speakers and two…
The month of April has brought us some truly unique crowd-funded toys in the form of some DIY speakers and two development boards with some great hardware features.
DSP is at crossroads, again, and this time at stake are communication, voice, and vision applications in the IoT realm.
DSP is at crossroads, again, and this time at stake are communication, voice, and vision applications in the IoT realm.
The new development board features a 32 MHz Quark and a host of features at a $14.95 price tag.
The new development board features a 32 MHz Quark and a host of features at a $14.95 price tag.
Mentioned in the previous article, an operational amplifier is usually connected to components in a feedback circuit. In…
Mentioned in the previous article, an operational amplifier is usually connected to components in a feedback circuit. In this article, we will discuss one of two amp configurations that are most widely used.
Two engineers from Cornell have combined the functionalities of a wireless pen drive with a biometric data security…
Two engineers from Cornell have combined the functionalities of a wireless pen drive with a biometric data security system, can they make it commercially viable?
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'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.
Ever wonder what's inside a Bluetooth speaker? In this week’s Teardown Tuesday we are going to take a look at the inside of one.
Ever wonder what's inside a Bluetooth speaker? In this week’s Teardown Tuesday we are going to take a look at the inside of one.
Ever wonder what's inside a radar detector? In this week's Teardown Tuesday you'll find out!
Ever wonder what's inside a radar detector? In this week's Teardown Tuesday you'll find out!
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.
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