Newsletter | May 22, 2025

05.22.25 -- How Parasitic Oscillations Contributed To WMATA's Worst-Ever Train Accident

How Parasitic Oscillations Contributed To WMATA's Worst-Ever Train Accident

Parasitic oscillations are unwanted electronic oscillations that can occur in amplifying devices like audio amplifiers, RF amplifiers, and digital circuits. They can lead to erratic operation, damage equipment, and, in one instance, lead to tragedy.

SPOTLIGHT ON AMPLIFIERS & OSCILLATORS

Level Range Extension Of The R&S®SMW200A Using An External Amplifier

Explore how to extend the output power of the R&S®SMW200A using an external amplifier while managing distortions and protecting test equipment.

INDUSTRY INSIGHTS

Mastering XFdtd's Schematic Editor: A Comprehensive Overview

XFdtd’s schematic editor enhances engineering design with intuitive creation, analysis, and optimization, integrating full-wave simulations to refine performance, and improve efficiency in circuit design.

Booster Amplifiers Maximize Warfighter Situational Awareness

Booster amplifiers, used in support or in place of other technologies, are a cost-effective, SWaP-conscious, and field-proven tool to extend radio communications ranges in tactical situations.

Power Amplifiers In Parallel For Higher Output Power – Hybrid Power Combining

This article presents a solution of using four L60T01 amplifiers in hybrid configuration as an alternative for a higher output power amplifier.

Reliability Benefits Of Modular Solid-State vs. Traveling Wave Tube Amplifiers

Amplifier manufacturers have long compared the advantages and disadvantages of solid state power amplifiers (SSPAs) and traveling wave tube amplifiers (TWTAs). 

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FEATURED MULTIMEDIA

Amplifiers With Unprecedented SWaP

Jon Jacocks, president and CEO of Empower RF Systems introduces us to their line of power amplifiers in the frequency ranges of 6 GHz and below.

BULLETIN BOARD

Custom RF & Microwave Solutions

dB Control designs and manufactures TWTs, MPMs, solid-state amplifiers, RF receivers, microwave components, and custom RF systems, offering both COTS and tailored engineering solutions.

FEATURED PRODUCTS AND RESOURCES

DC - 20 GHz Wideband Low Noise Surface Mount Amplifier: AMM-9852PSM

18 - 40 GHz Preamplifier: PAM-1840VH

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