RF & Microwave Industry News

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Technical Feature The Z-domain Method for Analysis and Design of High Order Digital Phase-locked Loops Basel F. Azzam Please click here to view the pdf file of the Technical Feature...

Technical Feature The Correlation between Thermal Resistance and Characteristic Impedance of Microwave Transmission Lines Michael Parnes Please click here to view the pdf file of the Technical Feature...

Around the Circuit INDUSTRY NEWS M/A-COM , a subsidiary of Tyco Electronics , has announced plans to acquire ITT Industries Inc.’s GaAsTEK business unit. Under the terms of the agreement, GaAsTEK, which develops and manufactures GaAs MMICs for commercial and defense markets, will operate as part of M/A-COM. Financial...

New Literature Microwave Absorber Data Sheets These data sheets provide information on the LS series low density, high loss flexible absorbers, the MLP series broadband multilayer absorbers and the RT series reticulated foam absorbers. (Other data sheets also are available.) Specifications and graphs are included. ARC Technologies Inc., Amesbury,...

Web Update RF and Microwave Products This enhanced Phase IV Web site offers a broad range of categories, including product data sheets, new application notes, employment opportunities and product overviews. The site represents the company’s ongoing efforts to keep customers informed regarding its continually improving production processes to meet...

Components High Isolation Nonreflective SPDT Switch The model AS186-302 positive control, GaAs FET IC single-pole, double-throw (SPDT) nonreflective switch provides high isolation of 50 dB at 0.9 and 1.9 GHz. Housed in a miniature MSOP-8 exposed pad package, the AS186-302 is an ideal building block for base station applications...

Amplifiers Pulsed Amplifier/Transmitter The series 1134 pulsed amplifier/transmitter operates over the 1030 to 1090 MHz frequency range with a frequency stability of ±10 kHz over the operating range. RF power is rated up to 2500 W (pk) and duty cycle is up to 10 percent. Harmonic suppression is 30...

Devices RF Power Transistors The model PTF 10149 RF power transistors exhibit a linearity of ±0.25 dB over the 920 to 960 MHz band and employ the company’s GOLDMOS technology which significantly improves RF performance. Best suited for GSM mobile phone base station transmitters, the transistors offer output power...

Integrated Circuits DC/DC Converter The company’s DC/DC converter has been integrated into the Palm VII™, the first hand-held organizer equipped with a wireless antenna that allows users to access the Internet, conduct e-commerce transactions, and send and receive instant messages. The company’s patented DC/DC converter design provides the Palm...

Antennas 10 - 40 GHz Radio Antennas The FlatFire™ point-to-point radio antennas provide superior sidelobe and gain characteristics while eliminating the conventional bulky shroud, resulting in a smaller, more rugged, attractive antenna. The antennas exceed all FCC, ETSI and BAPT requirements as well as EIA-195-C and EIA-222-F standards. Although...