- Buyers Guide
This miniaturized version of the Xinger-brand surface-mount balun's specifications include an insertion loss of 0.35 dB max, frequency of 2.4 GHz, 600 MHz bandwidth and power handling of 22 W CW. Ideal applications are 802.11b/g access points, embedded WLAN platforms, micro and pico cell PA matching for UMTS, W-CDMA PA pre-driver matching, MMDS transceivers and 2.6 GHz licensed consumer band. The key application is improving differential input matching in 802.11b/g chipsets. Size 0.25" x 0.3" x 0.065".
Anaren Microwave Inc.,
East Syracuse, NY (315) 432-8909. Circle No. 216
The WSF-00235 receive filter is for China's CDMA 800 MHz Microcel base station. The WSF-00235 features a narrow passband with low insertion loss over the passband, typically < 1.5 dB with high out of band attenuation levels. A low pass filter is built in for additional attenuation to 12.75 GHz.
K&L Microwave Inc.,
Salisbury, MD (410) 749-2424. Circle No. 219
Precision High Power Adapters
These adapters are designed to adapt 14 mm to 7-16 female or male connectors. They exhib-it 1.02 SWR over their full frequency range, are phase matched, and can be used in a variety of applications. These high power adapters can also be used on the MT981 series of automated tuners. The 14 mm automated tuners can be equipped and used for testing devices or using fixtures that have 7-16, 7 mm, type N or 3.5 mm connectors.
Maury Microwave Corp.,
Ontario, CA (909) 987-4715. Circle No. 220
The WRD-650 magic tee operates over the extended frequency range of 6.0 to 18.0 GHz. Maximum SWR is typically 1.60 dB with a collinear isolation of 15 dB minimum and sum-to-delta isolation of 30 dB minimum. Insertion loss of 0.5 dB is typically obtained with a phase balance of ±5° maximum.
Cheshire, CT (203) 272-3234. Circle No. 222
Hybrid Ring Divider/Combiner
This hybrid ring divider/combiner is designed to cover wireless bands from 1.700 to 2.000 GHz with average RF power handling capability of 1000 W when an external termination is used at the isolation point. The model 700-3 is ideally suited for high power dividing or combining applications and measures 4.29" dia x 1.56". The switch provides 25 dB isolation, SWR of 1.20 and insertion loss of less than 0.1 dB. The unit is equipped with brass N-female connectors, gold-plated copper contact pins, virgin electrical grade PTFE insulation within the connectors and a rugged aluminum housing for superior shielding. Operating temperature range is -65° to +150°C.
Denville, NJ (973) 625-0661. Circle No. 221
High Power Switch
The P/N 411NTV-2308 model hermetically sealed transfer switch with SMA connectors performs from DC to 1 GHz with upgrade capability up to 18 GHz. DC characteristics include 26 to 32 VDC (28 VDC nominal) with 140 mA typical at 25°C operation. Equipped with a failsafe actuator, this switch has an operating speed of 20 ms (max) but can be upgraded to switch in less than 5 ms.
Ventura, CA (805) 650-0260. Circle No. 218
This Slimline series of low package volume, formable directional couplers operate at incremental bands from 100 MHz to 3 GHz, with coupling values of 4.77, 6, 10, 15, 20, 25, 30, 35, 40, 45, 50 and 52 dB. Coupling variation is ± 1.0 dB. Electrical performance offers typical insertion loss of 0.3 dB, directivity of 20 dB minimum and SWR of 1.2 maximum. Power handling of up to 200 W CW is available. These packages can be formed or meandered in order to accommodate system architectures where space is premium.
Response Microwave Inc.,
Framingham, MA (508) 231-8787. Circle No. 223
Mini-SMB Snap-on Connector Series
The 75 Ω mini-SMB snap-on connector series delivers broadband performance with low reflection DC through 4 GHz in applications where weight and physical space is limited. This series meets the demands of wireless markets such as test and measurement, telecommunications, global positioning satellites, process control and PC/LAN. Rated at 500 Vrms, -65° to +165°C, these connectors are the same size as standard 50 Ω SMB connectors, but 35 percent smaller than standard 75 W SMB connectors.
San Diego, CA (858) 549-6340. Circle No. 224
These high frequency computerized custom low pass filters are available built to user speci- fications for both cut-off frequency and rejection regions. This series of filters have cut-off frequencies up to 50.5 GHz with as many as 10 sections. Direct control of the cut-off frequency and skirt selectivity is achieved by varying the number of sections. Advance coaxial techniques and optimum selection of component materials ensure stability over temperature and a low SWR over the entire passband.
RLC Electronics Inc.,
Mt. Kisco, NY (914) 241-1334. Circle No. 225
Quick Lock Connectors
The Quick Lock connector series is designed for applications up to 12.4 GHz in mobile radio stations and other similar applications. The dimensions and characteristics of the series are based on the SMA connectors' interface. The quick lock coupling mechanism allows reliable connections in the tightest spaces and without assembly tools. The mechanical design incorporates a slotted outer contact, which guarantees electrical contacts. The product range covers connectors for cable and PCB assembly, surface-mount types, bulkhead connectors, adapters and terminations.
Fridolfing, Germany +49 8684 18 263. Circle No. 226
This series of miniature, low profile surface-mount trimmer capacitors have been added to the SURFTRIM® line. Models in this series measure only 3.2 x 2.5 mm, with a height of less than 1.3 mm above the mounting surface. A thin silicone coating for protection allows usage for assembly processes that include washing. Four capacitance ranges are offered: 3.0 to 5 pF, 3.0 to 10 pF, 5.0 to 20 pF and 7.0 to 30 pF. Q is 150 minimum at 1 MHz. Temperature coefficient of capacitance is NPO ±500 ppm°C for the two lower ranges, and N ±500 for the two higher ranges. Operating temperature range is -40° to +85°C. Price: $0.49 (2000). Delivery: 12 weeks.
Sprague-Goodman Electronics Inc.,
Westbury, NY (516) 334-8700. Circle No. 228
These hermetic SMP connectors with interface per MIL-STD-348A provide full compatibility with commonly available mating plugs. Common configurations are available as well as new robust designs, which improve ease of application and hermetic reliability. All connectors feature tight specifications which assure proper plating control for wire bondability of pins and prevent gold imbrittlement of the solder joint when using tin-based solders.
Special Hermetic Products Inc.,
Wilton, NH (603) 654-2002. Circle No. 227
These blind-mate connectors (BMA to SSMP) are mechanically robust and cover a large spectrum of sizes ranging from the size of an SMA to almost 70 percent smaller, providing a greater choice for the design engineer in selecting the right size connector for their system. The solutions provided by the Tensolite families of blind-mate connectors offer performance to 60 GHz and a range of sizes that make them a perfect choice for systems requiring dense packaging.
St. Augustine, FL (800) 458-9960. Circle No. 229
RF Coaxial Adapters
The expanded line of 7-16 RF coaxial adapters was developed for solving connector compatibility problems on a wide range of test and semi conductor equipment, cellular base stations and military instrumentation. TRU 7-16 in-series adapters eliminate the need for multiple adapters when interconnecting 7-16 to type N, HN, C, LC, SQS, 7/8-EIA and 1-5/8 EIA RF coaxial connectors. Providing ratings to 2700 VRMS, these 50 Ω adapters are offered in any customer specified male or female interface combination. Price: $39.25.
Peabody, MA (800) COAXTRU. Circle No. 230
The SSLNA is an X-band low noise solid-state amplifier that covers the 8.4 to 9.4 GHz band. This unit exhibits a typical noise figure of 2.5 dB and incorporates a high power limiter in the front end of the amplifier. Minimum gain across the band is 27 dB with typical gain flatness of ±0.5 dB. This low noise amplifier has phase linearity performance that is always less than 4° RMS. The P1dB is typically 24 dBm with a maximum saturated output power of 27 dBm. This model is available in sets matched for gain and phase tracking. Typical gain tracking between units is ±0.2 dB. Typical phase tracking between units is ±5.0 degrees. Input and output SWR is typically 1.5. The unit operates from a 15 VDC power supply. Size: 2.0" x 4.0" x 0.75".
San Marcos, CA (760) 598-4340. Circle No. 231
Ku-K Band Amplifier
The model NB00407 miniature module with field replaceable SMA-F connectors features a single-supply, low noise amplifier using a thin film hybrid MIC process to achieve robust characteristics over temperature range of -30° to +70°C. It is targeted to support satellite and other telecommunication applications. It offers a gain of 22 dB typical with an output power at the 1 dB compression point of 20 dBm typical. The amplifier is a single bias design incorporating an internally protected voltage regulator. Noise figure is 4.5 dB typical. SMA-F connectors.
Nextec Microwave and RF Inc.,
Santa Clara, CA (408) 727-1189. Circle No. 233
This gallium arsenide (GaAs) monolithic microwave integrated circuit (MMIC) buffer amplifier is supplied in a surface-mount leadless chip carrier compatible with a high volume surface-mount technology (SMT) process. This SMT package three-stage buffer amplifier can be biased for low noise or power configurations. The amplifier has a small signal gain of 19 dB and typical output IP3 of 27 dBm across the band. Using 0.15 micron gate length GaAs pseudomorphic high electron mobility transistor (PHEMT) device model technology, this chip covers the 17 to 27 GHz frequency band and has been specifically designed as an LO driver or buffer amplifier. This SMT packaged buffer amplifier, identified as XB1001P1, is suited for wireless communications applications such as millimeter-wave point-to-point radio, local multipoint distribution services, SATCOM and VSAT applications. Delivery: within eight weeks.
Mimix Broadband Inc.,
Houston, TX (281) 526-0536. Circle No. 232
Ceiling Omnidirectional Antenna
The SL82184P12NF ceiling mounted omnidirectional panel antenna is uniform and has a symmetrical pattern characteristic which allows sys- tems engineers to design their in-building wireless systems. The antenna delivers maximum energy where it is needed most and does it consistently from one antenna to the next regardless of the RF characteristics of the surface that it is mounted to. The antenna has two coax pigtails, one for each band, thus eliminating the extra cost and complexity of a diplexer. The antenna is perfect for use in airports, business, industrial, commercial and educational campuses and any other in-building dual-band carrier frequency applications.
Manchester, NH (603) 627-7877. Circle No. 236
Doppler Radar Antennas
These Doppler radar antennas all have a dual linear polarized feed system with waveguides running to the edge or the rear of the reflector. The antennas in this product family have good sidelobe suppression and cross-polarization performance. The antennas handle RF peak power levels ranging from 50 to 550 kW. The product line includes all commonly used frequency bands from S- to Ka-band.
Seavey Engineering Associates Inc.,
Pembroke, MA (781) 829-4740. Circle No. 237
WLAN Slot Antenna
The model 703611 is an omnidirectional slot antenna used in Wi-Fi, wireless local area network, wireless Internet, bar-code-scanning and point-of-purchase RFID applications. Supplied in custom fit and size, the slot antenna is lightweight and provides easy assembly placement. The model 703611 is available in the 2.400 to 2.485 GHz frequency range, with an omnidirectional pattern, gain of 0 dBi nominal, SWR at 2.0, linear polarization, 50 W impedance and weighs .0075 kg.
Tecom Industries Inc., a TRAK Communications Co.,
Thousand Oaks, CA (805) 267-0100. Circle No. 238
SMT RLC Model Library
Licenses for the initial release of the MDLX Select™ Library, compatible with Agilent's ADS electronic design automation platform, will be provided at no-cost. The initial MDLX Select™ Library comprises substrate-scaleable Global Models™ that accurately predict the performance of surface-mount RLCs over the entire parts-value range of a given family. The often significant variation of component performance with mounting environment is predicted over a wide range of substrate properties. The measurement-based modeling process and the format of Global Models™ result in a tool for the design engineer for improved application of EDA software in the product development process.
Tampa, FL (813) 866-6335. Circle No. 240
Dual Output Synthesizer
The series DFSD synthesizer offers switching speeds of 30 µs. The package is ideal for SATCOM, wireless communication and military applications. The DFSD features two independently controlled synthesized RF outputs. Ruggedized and field-tested for operations over a wide temperature range as well as shock and vibration, the synthesizers meet the requirements of IESS 308, Eutelsat and MIL-STD188-146. Size: 4.0" x 3.75" x 1.20".
Rockleigh, NJ (201) 767-8030. Circle No. 242
The AQA-1902 quadrupler converts a 1.9 to 2.0 GHz input to a 7.6 to 8.0 GHz output. In- put levels from -2 to +2 dBm are converted to a typical output level of +14 dBm, with a typical fundamental suppression of -60 dBc. Designed for communications applications, the AQA-1902 is a unique design, available in connectorized and carrier outlines. The supply requirement is +5 V at 180 mA.
Marki Microwave Inc.,
Morgan Hill, CA (408) 778-4200. Circle No. 247
Low Phase Noise DRO
This 21 GHz dielectric resonator oscillator (DRO) features a low phase noise of -120 dBc/Hz at 100 kHz offset. The DROs come in various types: free running DRO (FRDRO), externally referenced DRO (ERDRO) and internally referenced DRO (IRDRO). They are available in medium power units of 7 to 15 dBm and high power units of 16 to 21 dBm. Other important specs are harmonics at -45 dBc, spurious at -85 dBc and an operation temperature of -40° to +70°C. Size: 0.64" x 0.72" x 0.499" for FRDROs, 2.0" x 1.50" x 0.5" for ERDROs and 2.0" x 2.0" x 0.65" for IRDROs.
Camarillo, CA (805) 987-6645. Circle No. 246
VCO model OAS7700 operates from 5700 to 7700 MHz and combines an oscillator circuit, low pass filter and MMIC amplifier, all in a standard surface-mount package. This oscillator is designed for linear tuning and low phase noise. Typical performance includes average tuning sensitivity of 150 MHz/V, phase noise better than -100 dBc/Hz at 100 kHz, 2:1 tuning linearity over frequency and temperature, and suppresses harmonics to better than -25 dBc. Ouput power is set to 10 dBm ±2.0 dB over the -54° to 85°C temperature range. The VCO covers the frequency range in 0 to 15 V, and draws 100 mA from a 5 VDC supply.
Sunnyvale, CA (408) 522-3838. Circle No. 241
The V900ME04 voltage-controlled oscillator will optimize the performance and quality of any point-to-multipoint radio PLL by delivering low phase noise performance in a compact low profile package. This VCO covers 3740 to 3800 MHz within only 1 to 11 VDC of control voltage. The V900ME04 has a spectral purity of -88 dBc/Hz, typically at 10 kHz from the carrier and covers the bandwidth with an average tuning sensitivity of 49 MHz/V. The high performance VCO will strengthen any PLL with its 1.1 linearity over frequency and temperature suppresses the second harmonic to better than -17 dBc. This VCO conserves energy by operating off a 5 VDC supply while drawing only 23 mA and provides the end user 9±3 dBm of output. The V900ME04 is designed to operate over an extreme temperature range of -40° to 85°C. Size: 0.50" x 0.50" x 0.22". Price: $15.95. Delivery: stock to four weeks.
San Diego, CA (858) 621-2700. Circle No. 260
The F330 series oscillators are ideal for applications where size is critical, such as in the wireless, portable and handheld markets. The 3.3 V HCMOS oscillators are available in frequency stabilities of ±100, ±50, ±25 and ±20 ppm, and in frequency ranges from 1.8 to 50.0 MHz. Standard operating temperature for the series is -10° to 70°C, with extended temperature ranges of -40° to 85°C available on some models. Output symmetry is 45 to 55 percent at 50 percent Vdd over the frequency range. Size: 3.2 x 2.5 x 1.2 mm. Price: $1.82 (10,000). Delivery: 10 weeks ARO.
Fort Myers, FL (888) GET-2-FOX. Circle No. 244
The model YH1350 series of oven-controlled crystal oscillators (OCXO) is housed in a 1.5 in. square package. Standard specifications feature a frequency range of 5 to 100 MHz, and typical phase noise (at 100 Hz) is -140 dBc for a 10 MHz output frequency. Standard temperature stability is ±2 x 10-8. The YH1350 OCXO is available in a variety of custom configurations, including mechanical and electrical variations, and has been designed for a variety of GSM, base station and instrumentation applications.
Greenray Industries Inc.,
Mechanicsburg, PA (717) 766-0223. Circle No. 245
Wideband VCO Family
The ultra-wideband oscillators now come with an extended bandwidth from 2.0 to 26.5 GHz. The main features include high power output directly from the oscillator, ultra broad bandwidth with superior phase noise density, low spurious content and high stability against load "pulling" due to high isolation. An integrated voltage regulator makes devices insensitive to external power supply variations and a integrated low pass filter rejects overtones.
Sivers IMA AB,
Stockholm, Sweden +46 8 703 68 00. Circle No. 249
Global Positioning System Receiver
This RF8000 global positioning system (GPS) receiver was designed for asset tracking, telematics and automotive navigation products. The RF8000 is a low cost, fully integrated, plug-and-play 12-parallel-channel GPS receiver module that simplifies product design and implementation, helping OEMs quickly design turnaround GPS solutions. By using a rapid acquisition module, the RF8000 features highly accurate rapid time to first fix and signal reacquisition. The RF8000 receiver processes signals from all visible GPS satellites and provides a highly accurate, smoothed navigation solution. Price: $40.00 (10,000).
RF Micro Devices,
Greensboro, NC (910) 664-1233. Circle No. 253
I & Q Vector Modulator
Model M2L-59N-5 is a 360°/20 dB PIN diode I & Q vector modulator that operates from 2.0 to 8.0 GHz. This device offers simultaneous phase and amplitude control. Total phase error across the entire band is less than ±15 degrees and amplitude error is less than ±2 dB. SWR is better than 2.0 and insertion loss is less than 13 dB. The device demonstrates a linear control input slope with output voltage. With monotonic performance, the device is digitally controlled via two sets (I & Q) of 12-bit TTL compatible, binary logic inputs and the switching speed is less than 500 ns. Size: 4.25" x 3.50" x 0.75".
G.T. Microwave Inc.,
Randolph, NJ (973) 361-5700. Circle No. 250
This 6 to 18 GHz receiver utilizes microstrip technology and standard PC board construc- tion. The design incorporates a wide variety of techniques to achieve high performance over a wide range of specification requirements. The RF circuitry was designed and optimized with CAD to produce performance and efficiency. The different functions are separated into a wave guide cut-off channel housing to provide the capability of controlling radiation and undesirable effects of enclosures. The design utilizes surface-mount components throughout to reduce part count, maximum repeatability, lowest production cost and highest reliability.
Jersey Microwave LLC,
Landing, New Jersey (973) 770-9624. Circle No. 252
Phase Shifter/Frequency Translator
The model 7928, hermetically-sealed, 0-360° PIN diode phase shifter covers the frequency range from 6 to 18 GHz. As a phase shifter, accuracy is better than 12°. As a frequency translator, carrier suppression exceeds 25 dB and sideband suppression 20 dB. Switching speed is less than 500 ns. The unit is an integrated assembly of an RF vector modulator and driver circuit. Improved phase accuracy and PM/AM performance are achieved by using double-balanced bi-phase linear amplitude modulators.
Farmingdale, NY (631) 630-2000. Circle No. 251
The EM test model CWS500D fully self-contained, compact simulator contains a signal generator, directional coupler, power amplifier, controller and Windows-based operating software. The CWS500D simulator is ideal for a variety of tests in automotive, telecom and military applications. The simulator comes with a standard GPIB (IEEE 488.2) interface that permits connection of an external dual channel power meter for measuring forward power and for monitoring the injected RF current. It uses a 100 W RF amplifier with a frequency response of 10 kHz to 400 MHz. Price: $33,000.
Souderton, PA (215) 723-8181. Circle No. 254
Microwave Spectrum Analyzer
This MS2687B spectrum analyzer will evaluate wideband signals such as CDMA and OFDM that are common in digital radio communications. At present, 5 GHz wireless LAN is actively developed, achieving higher speed data transmission than 2.4 GHz wireless LAN. The MS2687B can be installed with the MX268x30A wireless LAN measurement software, which enables this single platform to perform spectrum analysis and modulation analysis necessary for the development of wireless LAN instruments and devices utilizing 5 GHz-band OFDM signals. Size: 320 x 177 x 411 mm.
Bedfordshire, UK 01582 433200. Circle No. 255
Eight-port Test Adapter
The Batwing™ Chipset Test Adapter enables test engineers to connect network analyzer ports to chipsets with closely spaced end-launch connectors through 65 GHz. These adapters are phase/delay matched and fixed electrical data can be easily added to software error correction models. Each Batwing™ adapter has eight ports and a length up to 4.5 inches. A custom spacing block is used to maintain consistent distance between connectors for multiple connect/disconnect cycles. This block can also be configured with mounting holes for permanent test fixtures. SWR 1.5 max through 65 GHz with an operating temperature range of -30° to +125°C.
Stroudsburg, PA (570) 424-8400. Circle No. 256
Vector Network Analysis Systems
Vector network analysis (VNA) systems for use with microwave VNA equipment are intro- duced to achieve millimeter-wave vector/amplitude measurement capability. The systems can be used in either the forward direction only (S11 and S21) with one T/R module and one T module or in the forward and reverse direction (S11, S21, S22, S12) with two T/R modules. Systems are available for all waveguide bands from WR-22 to WR-05.
Oleson Microwave Labs,
Morgan Hill, CA (408) 779-2698. Circle No. 258
Wireless Communications Analyzers
The WCA200A series wireless communications analyzers combine vector signal analysis and spectrum analysis to enable the development of third-generation (3G) wireless components and end-user equipment. The WCA200A series is made up of two models, the 3 GHz WCA230A and the 8 GHz WCA280A. One of the most unique WCA200A series features is the frequency mask trigger. This special trigger has both frequency and amplitude parameters that can be set independent of one another. Price: from $27,990. Delivery: eight weeks.
Beaverton, OR (800) 426-2200. Circle No. 259