In this article, we'll solidify our understanding of the reactance modulator and Armstrong modulator circuits by working through a series of design problems.
In this article, we'll solidify our understanding of the reactance modulator and Armstrong modulator circuits by working through a series of design problems.
Taoglas FXUB16 PCB Antenna is a compact, wideband flex antenna that supports 5G/4G cellular with fallback to 3G/2G, plus…
Taoglas FXUB16 PCB Antenna is a compact, wideband flex antenna that supports 5G/4G cellular with fallback to 3G/2G, plus NB-IoT, Cat-M, Wi-Fi, and ISM bands from 600MHz to 6000MHz. Watch and learn all about their features, specs, applications, and more!
Learn what makes Ultra-Wideband (UWB) unique, what makes it useful, and how to address the design challenges it presents.
Learn what makes Ultra-Wideband (UWB) unique, what makes it useful, and how to address the design challenges it presents.
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.
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.
In this roundup, we spotlight small, medium, and large antenna announcements fortifying communication across industries,…
In this roundup, we spotlight small, medium, and large antenna announcements fortifying communication across industries, from drones to satellites.
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.
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.
Along with introducing Carson's rule for bandwidth estimation, this article explains how to calculate the required…
Along with introducing Carson's rule for bandwidth estimation, this article explains how to calculate the required transmission bandwidth based on either the sidebands or the total power of the signal.
Learn how Bessel functions and the modulation index can help us understand the bandwidth of wideband frequency-modulated…
Learn how Bessel functions and the modulation index can help us understand the bandwidth of wideband frequency-modulated (FM) signals.
This article explores the effect of signal bandwidth on the linearity of power amplifiers, including the impacts of…
This article explores the effect of signal bandwidth on the linearity of power amplifiers, including the impacts of cascaded RF gain stages.
In this article, we’ll use phasor diagrams to compare narrowband FM and conventional AM. We’ll also discuss the…
In this article, we’ll use phasor diagrams to compare narrowband FM and conventional AM. We’ll also discuss the problem of oscillator phase noise and work through an example problem.
Announced today, the new software works with SiTime hardware to create the most accurate and reliable data center,…
Announced today, the new software works with SiTime hardware to create the most accurate and reliable data center, networking, and communications timing system.
Using the third-order intercept point (IP3) metric, we examine how the nonlinearity of individual gain stages in a…
Using the third-order intercept point (IP3) metric, we examine how the nonlinearity of individual gain stages in a cascaded RF system affects the linearity performance of the cascade as a whole.
Researchers are tackling key 6G challenges—from ultra-fast photonic AI for real-time RF processing to novel GaN…
Researchers are tackling key 6G challenges—from ultra-fast photonic AI for real-time RF processing to novel GaN amplifier behavior and ultra-compact phased-array packaging.
Taoglas PC60 and PC66 Cellular PCB Antennas provide compact, high-performance 5G, 4G, and LTE connectivity across a wide…
Taoglas PC60 and PC66 Cellular PCB Antennas provide compact, high-performance 5G, 4G, and LTE connectivity across a wide 617MHz to 6000MHz frequency range. Watch and learn all about their features, specs, applications, and more!
Learn to calculate the upper and lower limits of a circuit’s dynamic range and spurious-free dynamic range (SFDR).
Learn to calculate the upper and lower limits of a circuit’s dynamic range and spurious-free dynamic range (SFDR).
Mini-Circuits PMA1-14LN+ Low Noise Amplifier is a compact, wideband pHEMT MMIC amplifier designed for high-performance RF…
Mini-Circuits PMA1-14LN+ Low Noise Amplifier is a compact, wideband pHEMT MMIC amplifier designed for high-performance RF applications from 50 MHz to 10 GHz. Watch and learn all about their features, specs, applications, and more!
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