advertisment Advertisement
This ad will close in  seconds. Skip now
advertisment Advertisement
advertisment Advertisement
advertisment Advertisement
advertisment Advertisement

Industry News

High Efficiency L- and S-band Transmitters

Miniature airborne telemetry transmitters that use a proprietary approach to amplifier design and feature previously unattainable DC-to-RF efficiencies
Emhiser Research Inc.
No Comments
PRODUCT FEATURES High Efficiency L- and S-band Transmitters Emhiser Research Inc.- Verdi, NV A new line of miniature airborne telemetry transmitters has been introduced that uses a proprietary approach to amplifier design and features previously unattainable DC-to-RF efficiencies. The breakthrough design utilizes GaAs FETs in a configuration that eliminates...
Read More

Multistage Depressed Collector Klystrons

Multistage depressed collector klystrons developed for C- and K-band commercail satellite service that feature a collector efficiency of 60 percent or greater
Communications & Power Industries Canada Inc. (CPI Canada)
No Comments
PRODUCT FEATURES Multistage Depressed Collector Klystrons Communications & Power Industries Canada Inc. (CPI Canada) Georgetown, Ontario, Canada F inding ways to operate satellite communications (SATCOM) high power klystrons more efficiently has a double-edged benefit. The SATCOM transmitter uses less prime power, saving uninterruptible power supply capacity, and the klystron...
Read More

A Broadband Bias Tee for Optical Networking Applications

A broadband bias tee for optical networking applications is featured ont his month's cover
Inmet Corp.
No Comments
COVER FEATURE A Broadband Bias Tee for Optical Networking Applications Inmet Corp. Ann Arbor, MI T he explosive growth of the Internet has created an insatiable demand for communications bandwidth by everyone, from the Web-browsing individual in the home office, to the multibillion-dollar corporation that is at a severe...
Read More

A High Power LDMOS Transistor for Broadcast Transmitter Applications

A unique ultra-high frequency lateral double-diffused metal-oxide semiconductor (LDMOS) that cuts the cost of upgrading terrestrial transmitters for digital operation
Philips Semiconductors
One Comment
PRODUCT FEATURES A High Power LDMOS Transistor for Broadcast Transmitter Applications Philips Semiconductors Eindhoven, The Netherlands D igitization in the broadcast world is paving the way for major new markets, such as high speed Internet access and mobile multimedia in-car entertainment, as well as high definition TV and a...
Read More

RF Digital Attenuators in Plastic MLP Packages

A family of digital attenuators that produce five- and six-bit formats with least significant bit weights of 0.5 and 1 dB
MACOM
No Comments
PRODUCT FEATURES RF Digital Attenuators in Plastic MLP Packages M/A-COM Lowell, MA B roadband digital attenuators have been used to set power levels in RF and microwave circuits for many years. The concept is to electronically switch resistive T and P networks to attenuate and control signals. In doing...
Read More

A High Order Frequency Multiplier for Low Power Applications

A direct frequency multiplier suitable for high order, low power multiplier applications
D.R. Lang
No Comments
TECHNICAL FEATURE A High Order Frequency Multiplier for Low Power Applications D.R. Lang Comtech/EFData Tempe, AZ D irect frequency multipliers are commonly used in applications where the added phase noise or circuit complexity of a phase-locked loop is undesirable. At power levels above 1 mW, varactors or step recovery...
Read More

SOLR Calibration for Grounded Coplanar Waveguide Lines

Short-open-line-reciprocal (SOLR) calibration of grounded coplanar waveguide lines using WinCal software
Shay Gross, Lawrence P. Dunleavy and Thomas M. Weller
No Comments
TECHNICAL FEATURE SOLR Calibration for Grounded Coplanar Waveguide Lines Shay Gross, Lawrence P. Dunleavy and Thomas M. Weller University of South Florida, Department of Electrical Engineering, Wireless and Microwave (WAMI) Program Tampa, FL This article examines short-open-line-reciprocal (SOLR) calibration of grounded coplanar waveguide (GCPW) lines. The calibration is made...
Read More

CD Radio Promises Data and Audio Listening Relief

A look at digital audio broadcasting popularly referred to as CD radio, and the major players in the CD radio arena
Ernest Rejman
No Comments
SPECIAL REPORT CD Radio Promises Data and Audio Listening Relief Ernest Rejman Contributing Editor I f while driving on the interstate you cannot elude Hank Williams' laments about cheatin' love and his long-dead hound, or are trapped in New York, Chicago or San Francisco, irritated by bad reception when...
Read More

ISM vs. Spread Spectrum -- Avoiding the FCC

A look at industrial, scientific and medical (ISM) equipment and its relationship with spread spectrum modulation under the Federal Communications Commission's (FCC) Part 15 rules
Mitchell Lazarus
No Comments
TECHNICAL NOTES ISM vs. Spread Spectrum -- Avoiding the FCC Mitchell Lazarus Fletcher Heald & Hildreth PLC Arlington, VA T he Federal Communications Commission (FCC) recognizes two types of devices that intentionally emit RF energy: communications equipment and everything else. The first category includes AM/FM, TV, point-to-point, satellite, cell...
Read More

Acronyms and Abbreviations Used by the RF/Microwave Industry

A handy reference of acronyms and abbreviations used in Microwave Journal technical articles
Frank Bashore
No Comments
SPECIAL REPORT Acronyms and Abbreviations Used by the RF/Microwave Industry Frank Bashore Microwave Journal Staff T his list represents most of the acronyms and abbreviations used in Microwave Journal technical articles and editorial features during the last five years. The ever-growing list has proven enormously useful to our staff...
Read More

Sign-In

Forgot your password?

No Account? Sign Up!

Get access to premium content and e-newsletters by registering on the web site.  You can also subscribe to Microwave Journal magazine.

Sign-Up

advertisment Advertisement