As part of a vector network analyzer (VNA), a directional coupler enables us to characterize a device’s performance by its S-parameters. Read this article to…
As part of a vector network analyzer (VNA), a directional coupler enables us to characterize a device’s performance by its S-parameters. Read this article to learn more about this important piece of equipment.
Learn how a push-pull Class B amplifier functions, how to calculate its efficiency, and how its performance compares to…
Learn how a push-pull Class B amplifier functions, how to calculate its efficiency, and how its performance compares to the inductively-loaded Class A design.
The small-signal characteristics of MOSFETs play an important role in analog IC design. In this article, we learn how to…
The small-signal characteristics of MOSFETs play an important role in analog IC design. In this article, we learn how to model MOS transistors' small-signal behaviors.
How does a Class B power amplifier work? What makes it more efficient than a Class A power amplifier? Learn the answers…
How does a Class B power amplifier work? What makes it more efficient than a Class A power amplifier? Learn the answers in this article.
75 years ago, one of the biggest electronics firms of the century got its start in a Palo Alto, California, garage—and…
75 years ago, one of the biggest electronics firms of the century got its start in a Palo Alto, California, garage—and it did so with the help of Mickey Mouse.
Learn how an inductively-loaded common-emitter stage can function as a power amplifier.
Learn how an inductively-loaded common-emitter stage can function as a power amplifier.
On this Christmas day, let’s remember that this is a people business. Enjoy this round up of 2023 articles about people…
On this Christmas day, let’s remember that this is a people business. Enjoy this round up of 2023 articles about people that performed extraordinary engineering work throughout history.
RF amplifier design is a challenging task, involving trade-offs between linearity, efficiency, gain, and output power.…
RF amplifier design is a challenging task, involving trade-offs between linearity, efficiency, gain, and output power. Here, we examine how a common-emitter circuit can, or can't, function as a power amplifier.
Learn how the available power gain concept can help us solve the problem of designing a bilateral RF amplifier for a…
Learn how the available power gain concept can help us solve the problem of designing a bilateral RF amplifier for a specified gain and noise figure.
P-Duke, an industry leader in power conversion solutions, meets this escalating demand for improved performance and…
P-Duke, an industry leader in power conversion solutions, meets this escalating demand for improved performance and dependability with their new RCD10U and RED40U ultra-wide input DC-to-DC converters.
In this article, we learn about noise parameters and use Smith charts to design a unilateral low-noise amplifier (LNA)…
In this article, we learn about noise parameters and use Smith charts to design a unilateral low-noise amplifier (LNA) for a specified gain.
You’ve heard of eye in the sky, but this new drone uses hearing to locate disaster victims.
You’ve heard of eye in the sky, but this new drone uses hearing to locate disaster victims.
This project will cover the design, construction, and testing of an analog filter meeting the ITU-R BS.468-4…
This project will cover the design, construction, and testing of an analog filter meeting the ITU-R BS.468-4 specification, which aims to evaluate the disturbing effects of noise on audio broadcast signals.
Learn ways to test an RF amplifier's stability, techniques to stabilize its operation, and how RF design software can…
Learn ways to test an RF amplifier's stability, techniques to stabilize its operation, and how RF design software can help you do both.
For newbie RF designers, the field's variety of power gain definitions can cause confusion. This article explains how,…
For newbie RF designers, the field's variety of power gain definitions can cause confusion. This article explains how, why, and when to use the operating power gain definition in RF amplifier design.
The new SDS7000A oscilloscope line from Siglent brings two model, the SDS7404A and SDS7304A, as its top offerings, with 4…
The new SDS7000A oscilloscope line from Siglent brings two model, the SDS7404A and SDS7304A, as its top offerings, with 4 GHz and 3 GHz bandwidths.
A PIR sensor detects objects to allow a Raspberry Pi Pico running MicroPython code to adjust the frequency of a Science…
A PIR sensor detects objects to allow a Raspberry Pi Pico running MicroPython code to adjust the frequency of a Science Fair electronic oscillator circuit with audio output.
On Thanksgiving today, Jeff reflects on how electronics technology enables all our amazing devices, and shares six useful…
On Thanksgiving today, Jeff reflects on how electronics technology enables all our amazing devices, and shares six useful All About Circuits online resources to be thankful for.
This article uses SPICE simulations to explain the functionality of hysteresis based on positive feedback in a comparator circuit.
This article uses SPICE simulations to explain the functionality of hysteresis based on positive feedback in a comparator circuit.
Learn about the behavior and benefits of hysteresis in comparator circuits, magnetic components, and high-power devices.
Learn about the behavior and benefits of hysteresis in comparator circuits, magnetic components, and high-power devices.