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Sharing the 5 GHz Band

September 2, 2003 8:46 am | News | Comments

By David A. Case NCE, NCT For the wireless industry, July 5th 2003 was a very important day, especially for the RLAN industry. This date is important because effective on that day was the adoption of numerous ITU-R resolutions and regulations that were approved at the World Radio Conference which ended 24 hours earlier.

Wire Bonder

September 2, 2003 8:42 am | Product Releases | Comments

Palomar Technologies announces Model 8000 high-speed thermosonic ball-and-stitch wire bonder. With a 12 × 6 inches X-Y bond area, it can handle large hybrids, MCMs (multichip modules) or several smaller devices at one time. The bonder is capable of placing 8 wires per second with a table repeatability of better than ± 5 μ m....

Divider/Combiners

September 2, 2003 8:42 am | Product Releases | Comments

MECA introduces a compact, high-performance, 50-watt Wilkinson power divider/combiner series suited for systems applications between 0.800 to 2.200 GHz where increased power is used to extend system coverage. The M-Series is available in 2-way through 8-way configurations in both N-Female and SMA-Female connector styles....

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SPDT Switches

September 2, 2003 8:42 am | Product Releases | Comments

Hittite introduces two GaAs MESFET SPDT switches in a low cost plastic surface mount plastic packages designed for CATV and cellular applications demanding high isolation. The HMC348LP3 covers DC to 2.5 GHz and offers integrated 75 Ohm terminations, an "all off" state, > 80 dB isolation at 5 MHz and > 55 dB isolation up to 1 GHz....

Analog-to-Digital Converters

September 2, 2003 8:42 am | Product Releases | Comments

Maxim introduces the MAX1226-MAX1231 and MAX1026-MAX1031 families of 12- and 10-bit analog-to-digital converters (ADCs) with 8, 12, or 16 single-ended analog inputs or 4, 6, or 8 true-differential analog inputs. These devices minimize microprocessor I/O requirements by including an on-chip FIFO, scan mode, internal clock mode, and internal averaging....

Filters and Diplexers

September 2, 2003 8:42 am | Product Releases | Comments

K&L Microwave's complete line of waveguide filters and diplexers are designed with the demands of the military and other high reliability environments in mind. The 7WP01-00029 is one example of this rugged product line. With very low insertion loss, inherent to waveguide filters, these products are capable of handling significant power loads with little dissipation in the filter....

Triplexers

September 2, 2003 8:42 am | Product Releases | Comments

This filter offers < 1.0 dB insertion loss across passbands 30 MHz to 88 MHz, 116 MHz to 136 MHz and 225 MHz to 400 MHz, while maintaining rejection of 40 dB @ 116, 88, 156 and 136 MHz to 174 MHz. The unit also features power capabilities of 40W and 1.5:1 VSWR across operating passbands. The package size is 8....

DC Power Sources

September 2, 2003 8:42 am | Product Releases | Comments

Elgar introduces the DCS 1000 and 1200 watt programmable DC power sources. This family of compact 1U high supplies consists of 24 models of voltages to 600 V. The entire DCS family 1 kW, 1.2 kW and 3 kW all come with free LabView drivers, downloadable from our website the company's website. Optional IEEE 488 and RS 232 programming interfaces are also available....

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Pin Feader

September 2, 2003 8:42 am | Product Releases | Comments

Zierick announces that its Surf-Shooter SMT Loose Pin Feeder is available in dual or triple bowl configurations. Incorporating up to three bowls and three feeder heads, the configuration can feed multiple pins of the same or different diameters simultaneously, increasing the SMT placement rate from greater than one pin/second to greater than three pins/second....

Gate Drive Transformers

September 2, 2003 8:42 am | Product Releases | Comments

Designed to support high speed DC/DC converters in switching power supply applications, the SM76760, SM76922, SM76924 and SM76925 gate drive transformers operate at speeds of up to 22.2 Vusec, feature a hi-pot rating of up to 1500 VDC and come in a miniature low profile surface mount packages. Turns ratios available, depending on model configuration, are: 2:1:1, 1:1....

SMT Lamps

September 2, 2003 8:42 am | Product Releases | Comments

JKL Components introduces a line of reflectorized surface mount incandescent T-2.4 lamp assemblies that produce high intensity illumination for applications where highly directional LED lighting is unacceptable. The reflectorized lamps are available in a full range of brightness levels, operating on 5 V at 115 mA....

Battery Charger

September 2, 2003 8:42 am | Product Releases | Comments

Linear Technology introduces the LTC4002, a standalone switch-mode Li-Ion battery charger with an operating supply as high as 24 V. Low 4.7V input supply and low dropout operation of the IC guarantees continuous charging of 4.2 V Li-Ion batteries from 5 V wall adapters. For safety and autonomous charge control, the LTC4002 includes features such as automatic shutdown, battery preconditioning, battery temperature sensing, end-of-charge indic...

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Silicone Foam Gaskets

September 2, 2003 8:42 am | Product Releases | Comments

Stockwell Rubber Company announces silicone foam gaskets and cushioning pads supplied in custom die cut, water jet cut and slit-to-width configurations. Silicone Rubber generally provides resilience, high temperature stability and inertness unavailable in any other elastomer. Silicone Foams are produced from new liquid silicone rubber technology, and many grades are flame retardant meeting UL94V0 and UL94HF-1....

Modem-on-Chip

September 2, 2003 8:42 am | Product Releases | Comments

Infineon introduces the VDSL5100i, a highly integrated Modem-on-Chip (MoC) solution the VDSL5100i provides an aggregate data rate of more than 100 Mbps, including asymmetric data rates of 70/40 Mbps and symmetric data rates of 50/50 Mbps over single-pair copper wires. The VDSL5100i supports both native Ethernet as well as ATM traffic and provides flexible band allocation and PSD shaping over all VDSL frequencies....

Anti-Reflective Films

September 2, 2003 8:42 am | Product Releases | Comments

Donatech announces anti-reflective films to improve contrast ratio and readability of electronic displays. The VARGard™ series of optical enhancement films provide specular anti-reflective properties to reduce front surface glare and improve light transmission. The films are available with several different surface finishes ranging from a matte 30 gloss to a clear 92 gloss finish....

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