Jack Browne

Technical Contributor,
Microwaves & RF

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, and currently serves as Technical Contributor for that company's Microwaves & RF magazine. Browne, who holds a BS in Mathematics from City College of New York and BA degrees in English and Philosophy from Fordham University, is a member of the IEEE.

Calculating Return-Loss Uncertainty
For reflection measurements, the uncertainty in magnitude VRC, U(|*|) can be converted to the equivalent return loss uncertainty, U(RL), using Eq. 38: where: * = the measured VRC. Calculating phase uncertainty: For a given S-parameter, Sij (i ...
Portable Instrument Puts Eye Patterns At Hand
Portability has come to eye pattern measurements as well as to spectrum analysis, with the introduction of the MP1026A Eye Pattern Analyzer from Anritsu Co. (www.us.anritsu.com), also known as the Bit Master™. The Bit Master brings the same ...
Multiband Antenna Links To Mobile Satellite-Communications Terminals
MOBILE SATELLITE TERMINALS are of increasing interest for military applications requiring rapid deployment and changes in operational positions. In order to support the trend away from large satellite ground stations, Stephen Targonski of the Wideband ...
Handheld Spectrum Analyzers Scan 20 GHz
These battery-powered spectrum analyzers bring new measurement capabilities to a portable package that can fit in the palm of a hand.
Anritsu Launches Two-Port Cable Analyzers
Anritsu Company has introduced its enhanced Broadband Site Master(TM) S810D/S820D cable and antenna analyzers with optional CW signal source module for performing loss measurements from 2 MHz to 20 GHz on long runs of coaxial cables. The portable ...
Giga-tronics, TestMart Team On GSA Agreement
Test-equipment manufacturer Giga-tronics and test-and-measurement marketer TestMart have announced a Government Services Administation (GSA) partnership agreement designed to cost-effectively bring Giga-tronics test equipment lines to government and ...
Probe Station Designed For Lifetime Of Testing
The model PS4L probe station from SemiProbe is designed for a lifetime of testing. The versatile microwave probe station can be upgraded over and over to meet growing needs and applications including on-wafer and printed-circuit-board (PCB) testing. ...
M/A-COM's PAs Boost Point-To-Point Radios
M/A-COM has announced a line of power amplifiers for point-to-point microwave radios operating from 2.5 to 19.7 GHz. Providing output-power levels of 1 to 2 W, the new amplifiers feature third-order intercept points of +38 to +44 dBm with as much as ...
Xingers Process WiMAX Signals
The latest additions to the Xinger II (R) family o signal processing components includes 3-dB 90-deg. and directional couplers designed for WiMAX applications at 2.5 and 3.5 GHz. The product lines include the model XC2500P-03 3-dB hybrid with 30-W ...
December 21, 2006 Newsletter
============================== Microwaves & RF UPDATE MWRF - www.mwrf.com December 21, 2006 ============================== Greetings and welcome to your personal copy of PlanetEE's Microwaves and RF UPDATE e-newsletter. Please see below for ...
Coax Circulator Chennals 225 To 400 MHz
Renaissance Electronics Corp. has developed a 225-to-400-MHz coaxial circuator for military communications applications. The lumped-element circulator features a patent-pending design that preserves the symmetry between ports while achieving broadband ...
Compel Launches Push-Pull Connectors
Compel Electronics has announced extensions to its line of "push-pull" make SMA coaxial connectors. The firm's patented design is suitable for applications through 18 GHz. Male-to-male and male-to-female adapters have also been developed. The maximum ...
Keithley Offers Free 2007 Catalog
Keithley Instruments is offering the 2007 edition of its Test and Measurement Product catalog. It is packed with selector guides, practical tutorial information, and updates on the company's extensive lines of measurement and data-acquisition ...
Fast Synthesizer Tunes 2 To 18 GHz
The second generation of a compact frequency synthesizer from Wide Band Systems is well suited for measurement applications. The agile source tunes from 2 to 18 GHz in 1-MHz steps (other resolutions are available) with 3-microsecond typical switching ...
Maury Microwave Offers Load-Pull Seminar
Maury Microwave is hosting a three-hour seminar on load-pull testing using the company's high-reflection impedance tuner with a commercial vector network analyzer. The seminar, which is scheduled from 1 to 4 PM on January 10, 207 at the 2007 IEEE Radio ...

IMD Measurements with IMDView: MS4640B Series Vector Network Analyzer
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How to Select an Analog Signal Generator
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