Understanding Mixers and Their Parameters - Microwaves & RF
WEBJul 8, 2015 · 1. These simple diagrams provide an illustration of frequency conversion. (Courtesy of Marki Microwave) In the tutorial, “Mixer Basics Primer,” Ferenc Marki and Christopher Marki explain, “Two of a mixer’s three ports serve as inputs, while the other port serves as an output port.An ideal mixer produces an output that consists of the sum and difference frequencies of its two input signals.
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WEBMicrowaves & RF reports on the latest insights, news, and advancements in the wireless industry, and the microwave and radio-frequency engineering world.
Narda Microwave Celebrates 50 Years | Microwaves & RF
WEBJune 29, 2004. One of the high-frequency industrys longest-running success stories has diversified over its 50 years to become a leading supplier of microwave components and test instruments. Jack Browne. Fifty years ago, Narda Microwave became a corporation. What began as a self-funded experiment in starting a business between three engineers ...
Where Are They Now? - Microwaves & RF
WEBDec 5, 2011 · LNR Communications is now part of L3-Narda in Hauppauge, NY. Logimetrics (a supplier of laboratory-grade traveling-wave-tube amplifiers) was absorbed into Instruments For Industry (IFI). IFI has confirmed that several of the Logimetrics guys are there and they can evaluate and/or repair Logimetrics amps.
Learn About Circulators and Isolators | Microwaves & RF
WEBAug 20, 2016 · Circulators and isolators are three-port passive electronic devices that help direct the flow of microwave signals in RF equipment and systems. A port is defined as a connection point for either an input signal, output signal, or termination. Figure 1a shows the standard schematic symbol for a circulator. The arrow indicates the unidirectional ...
RF MEMS Switches Take on Demanding Defense Applications
WEBMay 2, 2022 · 1. MEMS RF switches can deliver highly stable insertion loss for more than 3 billion on/off cycles. One example is Menlo Micro's MM5130, an SP4T switch that handles up to 25 W. For example, a single MEMS switch housed in a 2.5- × 2.5- × 0.9-mm chip-scale package can replace multiple electromechanical relays, …
Understanding SAW Technology For Filters - Microwaves & RF
WEBSep 16, 2008 · Jack Browne, Technical Contributor, has worked in technical publishing for over 30 years.He managed the content and production of three technical journals while at the American Institute of Physics, including Medical Physics and the Journal of Vacuum Science & Technology.He has been a Publisher and Editor for Penton Media, started the firm’s Wireless Symposium & Exhibition trade show in 1993 ...
Block EMI/RFI with Shields and Filters - Microwaves & RF
WEBAug 30, 2018 · Noise can start from inside or outside an RF/microwave circuit or system, but it’s controllable when adding filters and shields that target electromagnetic interference (EMI) and radio-frequency interference (RFI). Both types of components provide reasonable noise suppression and, with proper planning, add little to the size and cost to a design.
Introduction to RF & Wireless Communications Systems
WEBOct 13, 2017 · RF itself has become synonymous with wireless and high-frequency signals, describing anything from AM radio between 535 kHz and 1605 kHz to computer local area networks (LANs) at 2.4 GHz. However, RF has traditionally defined frequencies from a few kHz to roughly 1 GHz. If one considers microwave frequencies as RF, this range extends to …
Understanding Dynamic Range - Microwaves & RF
WEBFeb 18, 2011 · Understanding Dynamic Range. Dynamic range is a simple concept, albeit one often made more complex by the various interpretations of what limits the largest and smallest signals that a receiver can process. This file type includes high resolution graphics and schematics when applicable. Dynamic range is …
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