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.

Amplifier Drives 20 to 500 MHz
This compact amplifier provides 100 W output power from 20 to 500 MHz.
RF Module Cures Medical Design Woes
A transceiver module is designed for implantable medical applications in the MICS band.
Compact MIMO Antenna Powers Portable UWB
A compact MIMO antenna for UWB communications applications includes a notched region to avoid interference with WLAN systems.
Medical center
Terahertz Imaging Helps Analyze Breast Tumor Tissue
The use of THz imaging can prove quite useful in identifying cancerous tumors in breast tissue.
Wireless communications
Generating Frequency-Tunable Continuous-Wave THz Signals
This use of fiber and lasers may provide a cost-effective means of generating tunable terahertz signals.
Phase-Locked Source Clocks at 2.5 GHz
A synthesized source includes a frequency reference for generation of low-noise, sine wave outputs at 2.5 GHz.
Highpass Filter Passband Runs 2 to 18 GHz
This compact coaxial highpass filter passes signals from 2 to 18 GHz with low loss.
Taking the Measure of Microwave Power Meters
One of the trends in RF/microwave power meters is the increase in USB-connected power sensors/meters over traditional power-meter/sensor combinations.
Double-Balanced Microwave Mixer Translates 2 to 14 GHz
This highly integrated mixer, which includes a balun transformer and LO buffer amplifier, helps simplify the design of broadband transmitters and receivers through 14 GHz.
Solidify Design Efforts Using EM Simulators
EM simulation software is quickly becoming an invaluable design tool for a growing number of RF/microwave circuit and system designers, whether as stand-alone software or as part of a software suite of tools.
Sort Through Frequency-Conversion Choices
Many different techniques and technologies are used for frequency conversion of RF/microwave signals using both active and passive approaches.
Amplifier Trims Noise from 0.5 to 8.0 GHz
This miniature packaged MMIC GaAs pHEMT low-noise amplifier (LNA) provides a versatile combination of low noise, high gain, and respectable output power from 0.5 to 8.0 GHz
Making Links with Cables and Connectors
Coaxial cables and connectors serve a wide range of frequencies and performance levels for high-frequency applications.
Radar Grows from Military Tool to Everyday Use
Radar systems continue to expand in technology, being widely used for civilian, industry, and military applications on land, sea, and in the air.
The Latest Microwaves & RF Products
We've rounded up some of the latest products to help optimize your applications, devices, and systems.

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