PLL demodulators are popular, easy to implement, and offer superior noise performance compared to many other FM demodulator circuits. Learn how they operate in…
PLL demodulators are popular, easy to implement, and offer superior noise performance compared to many other FM demodulator circuits. Learn how they operate in this article.
Learn how an analog multiplier or AND gate can function as a quadrature detector for FM demodulation.
Learn how an analog multiplier or AND gate can function as a quadrature detector for FM demodulation.
Released in 1968 by Fairchild, the µA741 brought internal frequency compensation and short-circuit protection to the…
Released in 1968 by Fairchild, the µA741 brought internal frequency compensation and short-circuit protection to the op-amp world.
Learn how the Foster-Seeley discriminator, a classic analog circuit for FM demodulation, achieves its superior linearity.
Learn how the Foster-Seeley discriminator, a classic analog circuit for FM demodulation, achieves its superior linearity.
In this article, we'll analyze the single-tuned discriminator for FM-to-AM conversion. We'll then discuss the balanced…
In this article, we'll analyze the single-tuned discriminator for FM-to-AM conversion. We'll then discuss the balanced discriminator and how it provides improved linearity across a wider bandwidth.
In this article, we will examine the basic principles of FM demodulation through the simplest frequency discriminator: a…
In this article, we will examine the basic principles of FM demodulation through the simplest frequency discriminator: a differentiator.
In this article, we'll solidify our understanding of the reactance modulator and Armstrong modulator circuits by working…
In this article, we'll solidify our understanding of the reactance modulator and Armstrong modulator circuits by working through a series of design problems.
Infineon designed the two new digital PDM microphones for high-quality audio capture in demanding and space-constrained…
Infineon designed the two new digital PDM microphones for high-quality audio capture in demanding and space-constrained environments.
This article explores the concept of indirect FM generation and the basic operation of the Armstrong modulator.
This article explores the concept of indirect FM generation and the basic operation of the Armstrong modulator.
In this article, we examine two different methods of producing wideband FM signals. Both use crystal oscillators to…
In this article, we examine two different methods of producing wideband FM signals. Both use crystal oscillators to provide improved frequency stability.
From AI glasses to earbuds to long-range Bluetooth audio, three new product wins highlight how MEMS and RF front-end…
From AI glasses to earbuds to long-range Bluetooth audio, three new product wins highlight how MEMS and RF front-end technologies are reshaping wireless sound.
In this article, we explore the limitations of LC oscillators for direct FM generation and how to deal with them using…
In this article, we explore the limitations of LC oscillators for direct FM generation and how to deal with them using multipliers and automatic frequency control (AFC) circuits.
Outfitting earbuds with more AI can be a challenge. Learn how compression techniques like sparsity, quantization, and…
Outfitting earbuds with more AI can be a challenge. Learn how compression techniques like sparsity, quantization, and memory-aware scheduling can help smooth the way.
Vicor DCM Non-Isolated Regulated DC-DC Converter Modules provide a compact, high-efficiency solution for bridging 48V and…
Vicor DCM Non-Isolated Regulated DC-DC Converter Modules provide a compact, high-efficiency solution for bridging 48V and 12V power buses. Watch and learn all about their features, specs, applications, and more!
Learn how a varactor diode's variable capacitance, together with an LC tank circuit, can drive a voltage-controlled…
Learn how a varactor diode's variable capacitance, together with an LC tank circuit, can drive a voltage-controlled oscillator (VCO) to create FM waveforms.
In this article, we examine a reactance modulator design that employs the variable capacitance of a bipolar junction…
In this article, we examine a reactance modulator design that employs the variable capacitance of a bipolar junction transistor to modulate the output of a Colpitts oscillator.
Analog Devices Inc. Balanced Solutions Essential Kit provides a ready-to-use platform for testing and prototyping across…
Analog Devices Inc. Balanced Solutions Essential Kit provides a ready-to-use platform for testing and prototyping across data center and consumer technology applications. Watch and learn all about their features, specs, applications, and more!
Learn the hybrid design configurations used in today’s TWS earbuds, along with the engineering challenges that OEMs…
Learn the hybrid design configurations used in today’s TWS earbuds, along with the engineering challenges that OEMs face when designing hybrid models.
In this article, we'll introduce the fundamental concepts of direct FM generation and examine a key FM modulation…
In this article, we'll introduce the fundamental concepts of direct FM generation and examine a key FM modulation circuit: the reactance modulator.
In this article, we'll illustrate the usefulness of Carson's rule for bandwidth estimation by working through a series of…
In this article, we'll illustrate the usefulness of Carson's rule for bandwidth estimation by working through a series of example problems.
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