Microwaves & RF

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 by Jack Browne

Tiny Attenuators Set Levels To 18 GHz

These tiny fixed attenuators belie their small size with 2-W power-handling capability and precise attenuation values from DC to 18 GHz.

ISM Applications Seek Higher Frequencies

As millimeter-wave transceivers become more accessible, the use of higher frequencies for short-range ISM-band applications becomes more feasible.

YIG Oscillators Fit Surface-Mount Packs

Permanent-magnetic YIG oscillators incorporate SiGe active devices to achieve low levels of phase noise in miniature packages.

Components Help Satcom Systems Fly

Satellite-communications use continues to grow in spite of the cost of the components and systems.

Seven-Way Divider Is Space Qualified

This miniature seven-way power divider maintains tight amplitude and phase balance from 620 to 820 MHz.

Spectrum Analyzers Reach 26.5 GHz

These two new real-time spectrum analyzers provide frequency ranges to 15.0 and 26.5 GHz with a variety of available measurement capabilities.

Compact Switched Filters Hit 8 GHz

A line of miniature switched filters serves multiple-channel applications through 6 GHz, including GPS systems.

Fractional-N PLL Tunes 33 To 4100 MHz

A high-speed phase-locked loop provides stable low-noise output signals from 33 to 4100 MHz with an external oscillator or its own internal source.

Digitizer Offers 10-b Resolution

A 10-b digitizer can capture high-speed analog and digital signals at sample rates to 5 GSamples/s.

Couplers Connect 2 To 40 GHz

Equipped with different coaxial connectors, these two 10-dB directional couplers are both usable from 2 to 40 GHz.

Probe Station Secures On-Wafer Measurements

An on-wafer probe station can be configured for semiautomatic or fully automatic operation using powerful control software.

Tube Amplifier Powers Ku-Band Systems

A traveling-wave-tube (TWT) amplifier is designed for high-power Ku-band satcom and SNG transmitters.

Switch Spans 10 To 40 GHz

This broadband SP4T switch offers excellent electrical performance from 10 to 40 GHz.

GaN Device Drives 100 W At 1 GHz

A packaged GaN HEMT device generates 100 W output power from 100 MHz to 1 GHz under pulsed or CW conditions.

Surface-Mount Baluns Extend To 6 GHz

A pair of balanced/unbalanced (balun) transformers provide frequency coverages from 500 kHz to 3 and 6 GHz, respectively.

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