Jack Browne

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.

Articles
Voltage Variable Attenuator Reaches 3 GHz
Model RVA-3000+ is a broadband voltage-variable attenuator that operates from 20 to 3000 MHz, and can be used as high as 4000 MHz. It provides typical maximum attenuation of 56 dB to 500 MHz, 40 dB to 1500 MHz, and 29 dB to 3000 MHz. The insertion loss ...
Active Multiplier Generates 8 To 21 GHz
A line of low-noise-amplifier (LNA) modules has been developed for applications through 18 GHz. Well suited for test, aerospace, and defense systems, the rugged modules meet MIL-STD-883 environmental requirements with noise figures as low as 1.8 dB and ...
SPI Raises The Bar On DSP Performance
Fabless semiconductor house Stream Processors, Inc. (SPI) specializes in parallel-processing architectures for digital signal processors (DSPs), such as their new Storm-1(TM) SP16HP. The software-programmable DSP achieves 112 billion multiplications ...
Where Will WiMAX Go?
One of the breaking news items below, from the solid research firm ABI Research (www.abiresearch.com), notes the rapid growth of Long Term Evolution (LTE) technology for broadband services, such as broadband wireless access (BWA) applications. The ...
Report Predicts LTE Growth
Almost 300,000 base stations using the broadband wireless technology long as Long Term Evolution (LTE) will be built by 2014 according to a report just released by research specialist ABI Research. LTE, essentially a mobile wireless variant of WiMAX, ...
Amplifier Modules Boast Low Noise Figures
A line of low-noise-amplifier (LNA) modules has been developed for applications through 18 GHz. Well suited for test, aerospace, and defense systems, the rugged modules meet MIL-STD-883 environmental requirements with noise figures as low as 1.8 dB ...
New Website Aids In Memory Design
With the launch of www.RAMpedia.com, memory module maker Virtium Technology is offering a technical website that addresses the needs of hardware designers for memory. It provides data and design guidelines for DRAM-based topics, including issues ...
Nitronex Launches 100-W GaN Transistor
Nitronex has announced a +28-VDC, 100-W gallium-nitride (GaN) power transistor for WiMAX base station applications from 2.3 to 2.7 GHz. Fabricated with the company's patented SIGANTIC(R) NRF1 process, the model NPT25100 GaN-on-silicon device is ...
Sub $2 Switch Controls 0.5 To 6.0 GHz
Tyco Electronics, M/A-COM has developed a single-pole, double-throw (SPDT) PIN diode switch for applications from 500 MHz to 6 GHz. Ideal for commercial WiMAX base stion and military radio applications, the low-cost switch handles over 8 W input power ...
Skyworks Flies 4 x 2 Switch Matrix
Skyworks Solutions has introduced their model SKY13292-365LF CMOS 4 x 2 switch matrix for applications from 250 to 2150 MHz. Supplies in a 4 x 4 mm QFN surface-mount package, the switch matrix accepts four inputs and provides two outputs, with as many as ...
Unequal Dividers Tap Into 0.38 To 2.7 GHz
R&D Microwaves has developed a series of unequal power dividers with models well suited for measurement and signal sampling applications from 380 to 2700 MHz. The power tappers feature a novel, patented airline structure with fixed, unequal split ratio ...
Coupling Cuts Phase Noise In Planar Resonator VCOs
A unique coupling mechanism was applied to the design of fundamental-frequency VCOs at frequencies through 4.2 GHz with significant reductions in phase noise.
An Informal Hawaiian Survey
The MTT-S IMS is a gathering place, a chance to catch up with friends and acquaintances, and an opportunity to learn more about technologies and companies of interest.
Traveling-Wave Antenna Feeds Space Applications
This compact and low-profile antenna design provide medium gain at L-band frequencies using a simple, repeatable microstrip branchline configuration.
Fast Frequency Synthesizers Switch Across 6400 MHz
These fast-switching frequency synthesizers provide fine frequency resolution, generous output power, and low noise for a wide range of commercial and military applications.
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