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SOURCES 155.52 MHz TCXOs These 155.52 MHz temperature-compensated crystal oscillators (TCXO) are available in a 14-pin DIP package with a maximum height of 0.4". The units feature a trim hole to adjust for aging and allow recalibration over time. J-leaded packages are also available. Frequency stabilities of +/-2 ppm...

TEST EQUIPMENT 9 kHz - 40 GHz Portable Spectrum Analyzer The model MS2668C portable spectrum analyzer is designed to make measurements up to 40 GHz and provides good noise level performance over the 9 kHz to 40 GHz range. The unit features a noise level of -135 dBm at...

MATERIALS Thin-Core Copper-clad Laminate The GML 1100 series thin-core laminate features two core constructions of less than 0.010" and is targeted for multilayer and thin-core wireless applications. The material features a Tg of greater than 150°C and coefficients of thermal expansion comparable to FR-4. GIL Technologies, a division of...

SYSTEM 38 GHz Microwave Radio The Connection™ series single-unit microwave radio links cell sites economically to mobile switching centers and provides a low cost replacement for leased E1/T1 lines. The self-contained unit features a transceiver, antenna and modem. The radio is also available with an optional wireless handheld control...

News From Washington Raytheon Receives $134 M Joint Standoff Weapon Contract Raytheon Co. has received a $134 M contract from the US Naval Air Systems Command, Patuxent River, MD, for full-rate and low rate initial production (LRIP) of the AGM-154A and AGM-154B Joint Standoff Weapons (JSOW), respectively. In addition...

International Report Philips Launches Low Cost, High Performance Internet UARTs Netherlands contractor Philips Semiconductors has launched two new four- and eight-channel universal asynchronous receiver transmitter (UART) single-chip devices (models SC28L194A and SC28L198A, respectively) that offer a low cost solution to the performance demands of the latest generation of Internet-connected...

Commercial Market New Chipset Expected to Reduce Digital Cordless Telephone Prices Lucent Technologies Microelectronics Group has introduced the Everest™ series 900 MHz digital cordless telephone chipset, which enables cordless telephone manufacturers to offer products at up to half their current price without sacrificing clarity or range. According to Lucent,...

The Book End Fiber Optics Standard Dictionary,Third Edition Martin H. Weik Chapman & Hall 1218 pages; $99.95 ISBN: 0-412-12241-3 In many areas of communications, control, data processing, illumination and sensing, the photon is rapidly replacing the electron. This third edition of the dictionary represents an eight-fold increase in content...

High Power Coaxial Remote Terminations with Ultra-low SWR Performance Florida RF Labs Inc. Stuart, FL Terminations are present in RF and microwave systems to absorb unwanted signals that otherwise may cause distortion products or component instabilities or damage. Historically, high power terminations were large planar resistors that exhibited poor...

A Fast Switching, Low Noise, Indirect Synthesizer Aeroflex Comstron Plainview, NY The dilemma faced by automatic test equipment suppliers in the test of multifunction ICs for the wireless industry is that they require the spectral purity of indirect synthesizers for LO and stimulus signals. At the same time, switching...