- Buyers Guide
The model 100-A-FFN-40 bidirectional 40 dB attenuator is rated at 100 W CW from DC to 2.4 GHz. Attenuation accuracy is ±1.0 dB from DC to 1 GHz and ±2.0 dB to 2.4 GHz. Ambient temperature is -40° to +40°C. SWR is 1.1 (max) to 1 GHz and 1.25 (max) to 2.4 GHz. Connectors available are N, TNC, 7/16 and BNC in any combination of male or female gender. Delivery: 2 to 4 weeks (ARO).
Bird Component Products Inc. (BCP), Largo, FL (727) 547-8826.
Circle No. 216
SPDT GaAs RFIC Switch
The model UPG2005TB SPDT switch is designed for transmit/receive, antenna diversity and power level control switching in cordless and digital cellular phones, PCS, WLAN and WLL receivers, and Bluetooth modules. If features an insertion loss of 0.35 dB at 1 GHz and 0.5 dB at 2.5 GHz. Isolation is 29 dB at 2 GHz and 25 dB at 2.5 GHz. The bias control for the UPG2005TB is 2.8 V, single pin. The switch is available on tape-and-reel for volume manufacturing. Price: 54¢ (50 K).
California Eastern Laboratories, Santa Clara, CA (408) 988-3500.
Circle No. 217
Balanced Solid-state Duplexer
The model AB-037 balanced solid-state duplexer handles 6000 W peak, 2000 W average power. This rugged duplexer is very load-tolerant, handling up to 4000 W peak into a 3 load SWR. The model AB-037 operates in the 145 to 225 MHz band, with insertion loss of less than 0.5 dB, Tx to Rx isolation of 55 dB and switches in 7.5 ms.
Comtech PST, Hill Engineering division, Topsfield, MA (978) 887-5754.
Circle No. 219
This line of quick-release test adapters incorporates push-on mating with an integrated locking mechanism to prevent mated surfaces from separating due to cable weight and handling. The locking outer contacts are heat-treated beryllium copper. The quick-release sleeves are stainless steel for added strength and durability to handle multiple matings.
Connectronics Inc., Edinburgh, IN (812) 526-8801.
Circle No. 220
This high performance X-band attenuator is suited for demanding airborne radar system re- quirements. The attenuator provides 60 dB of attenuation range with 8 bits of digital control resulting in a resolution of 0.25 dB. Accuracy of attenuation performance, which includes temperature variation, is ±0.3 dB up to 40 dB and ±0.7 dB up to 60 dB. It can handle up to 100 mW of input power without any performance degradation and exhibits switching speeds of significantly less than 500 ns. In addition to the digital control, an analog input is provided as a standard feature. The attenuator will operate over a temperature range of -54° to +90°C. Size: 1.34" x 1.34" x 0.50".
Herley Industries, Farmingdale, NY (631) 630-2000.
Circle No. 222
Power Supply Connectors
The HR31 series of low profile power supply connectors is ideal for factory automation net- works. The connectors are supplied in five-positions, and in 5.08 mm pitch. The "through-hole" type headers are available in both straight and right angle versions and contacts can be ordered with solder or gold plating. A low height of 10.2 mm allows for higher density mounting and the HR31 series is provided with removable contacts for quick and easy contact replacement. They are also provided with two forms of locking: both a simple snap-lock and permanently attached self-aligning screws (on plug) and threaded inserts (on receptacle) assure engagement of both assemblies.
Hirose Electric USA Inc., Simi Valley, CA (805) 522-7958.
Circle No. 223
The model ATA-2634 tripler converts a 2.6 to 3.4 GHz input to a 7.8 to 10.2 GHz output. With a +10 to +13 dBm input, the ATA-2634 produces a typical output level of +15 dBm. Designed for communications applications, the tripler is available in both SMA connectorized and carrier outlines. The ATA-2634 has a typical fundamental suppression of 15 dBc, while the second harmonic suppression is typically 25 dBc. The supply requirement is +5 V at 110 mA.
Marki Microwave Inc., Morgan Hill, CA (408) 778-4200.
Circle No. 224
The model D4-55FN four-way wideband reactive power splitter is designed for high and low power applications. The splitter is ideal for in-building wireless distributed antenna systems, where its low loss and extremely high reliability are important. These power splitters are ruggedly constructed, have no resistors to burn out, have fewer solder joints and reflect less power back to the transmitter. All joints are moisture sealed to meet the IP65 rating. The mechanical shape allows simple attachment to pole or wall using the bracket provided.
Microlab/FXR, Livingston, NJ (973) 992-7700.
Circle No. 225
These 20 to 1000 MHz ADC-12-4-75 directional couplers provide a nominal 12.6 ±0.5 dB coupling with excellent ±0.1 dB (typ) flatness for CATV applications. These 75 W units typically exhibit low 0.9 dB insertion loss, good 23 dB midband directivity and 1.2 SWR. The 1 W couplers are housed in a miniature 0.112" water washable package. Price: $6.95 each (10-49).
Mini-Circuits, Brooklyn, NY (718) 934-4500.
Circle No. 227
Band Reject Filter
The model MR2224 multi-octave band reject filter tunes the frequency range of 0.5 to 2.0 GHz. The rejection bandwidth is 20 dB at 4 MHz (min) and 30 MHz at 30 dB with an insertion loss of 1.5 dB (typ). The tuning sensitivity is 24 MHz/mA (typ). The unit operates over the -54° to +85°C temperature range. Size: 1.7" x 1.7" x 1.7".
Omniyig Inc., Santa Clara, CA (408) 988-0843.
Circle No. 228
Buried Broadband Capacitor
This DC blocking capacitor is designed for applications from 10 kHz to 50 GHz. The capaci- tor is an integration of the company's patent-pending single layer technology and traditional multi-layer capacitor technology. The product offers two capacitors in parallel resulting in a part that has excellent insertion loss across a broadband frequency range. The part is monolithic, designed for high volume pick and place, and is tape-and-reel compatible. The part is also solder reflow compatible.
Presidio Components Inc., San Diego, CA (858) 578-9390.
Circle No. 229
Surface-mount Power Dividers and Combiners
This new series of high performance two-, three-, four- and six-way surface-mount power dividers features low insertion loss (> 0.25 dB), high isolation (22 dB), low SWR (1.2 (typ)), and excellent amplitude and phase balance. Available in optimized frequencies starting from cellular (800 MHz) to 3G systems (2.5 GHz) in a variety of surface-mount package styles to provide solutions to the cost sensitive wireless market.
Synergy Microwave Corp., Paterson, NJ (973) 881-8800.
Circle No. 230
Miniature BNC Connector
The model UCBBJR250-G right angle, miniature BNC connector is designed to address the issue of reducing size and improving density of OEM equipment. This connector enables a 40 percent increase in connector density, and is ideal for high reliability data rate applications such as telco Central Office DS3. The connector also does not require retooling or training and delivers excellent frequency response over an extended bandwidth.
Trompeter Electronics, Westlake Village, CA (800) 982-2629.
Circle No. 231
The SMB/SMC series subminiature coaxial connectors are precision machined from brass, gold plated to resist corrosion, have beryllium-copper female contacts and Teflon insulators. Available in threaded mate and snap-on styles, these robust 50 W coaxial connectors provide a service life of 500 matings and are rated for 750 Vrms dielectric withstanding voltage. Operating temperature for the series is from -65° to +165°C. The frequency range of the SMB series is 0 to 4 GHz and the SMC series is 0 to 10 GHz. Price: $1.95 each.
Tru-Connector Corp., Peabody, MA (800) 262-9878 or (978) 532-0775.
Circle No. 232
The SPD family of surface-mount sampling phase detectors utilizes a unique hybrid assem- bly design to produce improved throughput and repeatability at a lower cost. The sampling phase detectors are designed for use in VSAT and LMDS applications that operate in the 18 to 22 GHz frequency range. The models have been designed with a Schottky series pair, step recovery diode and two blocking chip capacitors in a surface-mount "chip on board" style package. The three models in the family are a low drive (SPD1101-111), medium drive (SPD1102-111) and high drive (SPD1103-111) phase detector. Due to these three versions, the SPD family can be used to phase lock microwave VCOs from 1 to 20 GHz to a stable reference frequency. Price: $10 (1000). Delivery: 10 weeks (ARO).
Alpha Industries Inc., Haverhill, MA (978) 247-7700.
Circle No. 237
The new model PA40 monolithic power amplifier is targeted at applications that drive capacitive loads, such as piezo electric positioning. The use of the industry-standard TO-220 package requires 66 percent less board space then the company's own PowerSIP, and makes the PA40 a very cost-effective solution. Price: $9.80 (100).
Apex Microtechnology, Tucson, AZ (520) 690-8600.
Circle No. 233
Low Noise Amplifier
The model LNA2340-A 23 to 40 GHz low noise amplifier features 20 dB average gain and noise figure as low as 0.8 dB. It has an internally regulated DC power supply and accepts voltages from 6 to 24 V while maintaining DC current at approximately 80 mA for reduced power dissipation. The amplifier features female 2.9 mm interfaces and a compact, low profile footprint, allowing easy integration into small systems and subassemblies. Bias supplies have internal bypass filtering and reverse polarity protection to ensure stable and reliable operation.
Sophia Wireless Inc., Chantilly, VA (703) 961-9573.
Circle No. 234
The model SM1727-37H compact class A power amplifier operates from 1.7 to 2.7 GHz and supplies over 5 W of output power with a +51 dBm OIP3 (typ). Features include a single DC supply, over/reverse voltage protection, thermal protection with auto reset and logic on/off control. An optional harmonic filter is available. The unit functions with +12 V DC. Size: 5.000" x 2.500" x 0.563".
Stealth Microwave, Trenton, NJ (888) 772-7791 or (609) 538-8586.
Circle No. 235
Low Profile Reflector Antennas
These low profile reflector antennas offer high performance in 18 to 38 GHz in sizes from 0.2 to 1.2 m. These antennas advance the state-of-the-art for point-to-point and point-to-multipoint reflector antennas. The antennas were developed to provide superior sidelobe suppression and gain characteristic in a design with low profile and weight. This gives advantages for both logistics and installation conditions.
Comhat AB, Molndal, Sweden +46 31 733 18 00.
Circle No. 236
High Power Transistor
The model G2729-120 high power application specific transistor is targeted for the 2.7 to 3.4 GHz band. The bipolar transistor was developed for pulsed radar systems used in air traffic control applications. It covers the 2.7 to 2.9 GHz frequency range and provides superior efficiency, high power gain and improved duty cycle. The G2729-120 provides 120 W of output power with over 8.5 dB of power gain. Price: $275 (100).
GHz Technology Inc., Santa Clara, CA (408) 986-8031.
Circle No. 221
The model CC1000 is based on a standard CMOS technology and the company's own qualified SmartRF® 02 technology. The transceiver is designed for use in the 300 to 1000 MHz frequency range and includes 7.7 mA current consumption in receive mode. Receive sensitivity is -107 dBm, supply voltage is 2.3 to 3.6 V and the CC1000 features up to 10 dBm output power, programmable carrier frequency, integrated RSSI and bit synchronizer, and very few external components. The CC1000 comes in a small (TSSOP28) package and is specified over a temperature range of -40° to +85°C.
Chipcon AS, Oslo, Norway +47 22 95 85 44.
Circle No. 218
This ferrite material is designed for use in high frequency applications, from 400 kHz to 1.5 MHz. With low power loss and excellent electrical characteristics, this F4 material is ideal for various ferrite core applications such as planar cores, EPD cores, RM cores, ETD cores, and E cores and toroids up to 30 mm. The material also allows for a reduced size and increased power density in high frequency applications.
AVX Corp., Myrtle Beach, SC (843) 946-0414.
Circle No. 238
Thick Film Materials
This complete system of thick film materials is specifically designed for aluminum nitride (AlN) substrates. These materials provide a cost-effective solution to making hybrid circuits able to withstand high thermal loads versus conventional alumina substrates. Thick film materials also provide a more cost-effective alternative to thin film metallization systems. Aluminum nitride substrates are more environmentally friendly and safer to produce than circuits based on beryllium oxide substrates. Thick film materials for AlN substrates enable the design and production of circuits with higher heat stress resistance. In the fast growing telecommunications market, use of thick film on AlN substrates enables low cost, high volume manufacture of small, multifunction RF equipment, basestations and optoelectronic modules.
DuPont Microcircuit Materials, Research Triangle Park, NC (800) 284-3382.
Circle No. 239
The NV2100 series excimer micro machining system is designed for use as a R&D/Pilot production platform for companies looking for an entry level system for producing microwave products. It can provide direct patterning of thin film devices including inductors, attenuators and also trim resistors or grounding straps. The system is a turnkey platform and provides capabilities for drilling vias, patterning photo resist, patterning insulation layers as well as patterning SAW devices in an R&D development environment.
NanoVia LP, Londonderry, NH (603) 421-0713.
Circle No. 241
Ultra-wideband Recording System
The GigaSTORE GS7500S family of ultra-wideband recording systems is designed for ap- plications such as analog and digital tape recorder replacement, communications and radar signal capture and analysis, and deep-memory arbitrary waveform generation. The family uses an advanced RAID storage architecture and includes two models offering different capture and playback data rates to best match user needs. The new systems are capable of digitizing and playing back analog, digital or serial data for up to 25 minutes at sustained rates of 100 Mbps and 200 Mbps, respectively. The cost-efficient and compact modular system consists of RAID, high speed interface cards, a high speed analog, digital or serial input module, a high speed analog, digital or serial output module, and an embedded SPARC.
Celerity Systems Inc., a division of L-3 Communications, Cupertino, CA (888) 274-5604.
Circle No. 240
RF Design Software
This latest release of APLAC RF Design Software (version 7.62) includes an innovative set of strategies for productivity-enhanced design and offers several new features and models for system, board and IC level design, and boosting capabilities in modern RF design. New and refined technologies include phase noise analysis, new optimization methods, the HICUM bipolar junction transistor model and calculations revealing convergence behavior. The company has also added Cadence framework support to the APLAC Simulation Builder, linking the large design automation system with the industry-strength APLAC Simulator, which now supports both RFIC CAD frameworks, Cadence and Mentor Graphics.
APLAC Solutions Corp., Helsinki, Finland +358 9 5404 5000.
Circle No. 242
Software Test Suite
The model AC1080 GAIT software test suite is designed for testing the next generation of GSM/TDMA dual-mode mobile phones. The software suite works in conjunction with the company's 1900-5 CSA and 2935 GSM test head. The AC1080 allows the 1900-5 and 2935 to work together in a PC Windows™ environment to test the dual-mode GSM/TDMA capable GAIT mobile phones. Designed to test network reselection processes and GSM hosted teleservices, the AC1080 test suite emulates both a GSM and TDMA basestation. Price: $9995.
IFR Systems Inc., Wichita, KS (800) 835-2352 or (316) 522-4981.
Circle No. 244
FEMLAB version 2.2 offers new versions of the electromagnetics module and the chemical engineering module. The equation-based modeling in FEMLAB now comes with new classes of higher order elements and includes extended multiphysics with model interaction between geometrical domains of different space dimensions. The new electromagnetics module includes new formulations and elements that are made for modeling electromagnetic processes in AC and DC power systems, as well as wave propagation in microwave engineering and photonics. The module treats modeling of inhomogeneous waveguides, anisotropic materials and lossy materials. It also handles complex variables and complex coefficients as input data for modeling in the frequency domain. These analyses can be carried out in 1D, 2D and 3D.
Comsol Inc., Burlington, MA (781) 273-3322.
Circle No. 243
C-band MMIC VCO
The model HMC358MS8G heterojunction bipolar transistor MMIC VCO features an in- tegral output buffer amplifier and is packaged in a low cost, surface-mount eight-leaded MSOP package with an exposed base for improved RF and thermal performance. The VCO features a Pout of > 10 dBm from a 3 V supply, SSB phase noise of -105 dBc/Hz at 100 kHz and no external resonator is needed. The HMC358MS8G is ideal for usage in the UNII, HiperLAN, point-to-point radios and WLAN applications.
Hittite Microwave Corp., Chelmsford, MA (978) 250-3343.
Circle No. 245
High Frequency Noise Module
The model NMA-2414 noise module is ideal for applications such as radar calibration, jamming, bit error rate testing and automated test equipment where high power and small size is required. It offers ease of integration and frequency ranges from 0.5 to 6.0 GHz. The noise output level specification is -100 dBm/Hz (ENR of 74) at a flatness of ±2 dB. Size: 2.21" x 1.78" x 0.25".
Micronetics Wireless Inc., Hudson, NH (603) 883-2900 ext. 314.
Circle No. 226
The model V620TE01 voltage controlled oscillator covers the range of frequencies from 1210 to 1235 MHz within a 1.0 to 4.2 V DC of control voltage with an average tuning sensitivity of 18 MHz/V. The power output of the model delivers 2.5±2.5 dBm into a 50 W load. Operating over an extended commercial temperature range of 0° to +85°C the V620TE01 is further empowered by its pushing and pulling capabilities, pushing less than 0.4 MHz/V while pulling less than 0.3 MHz with a 14 dB return loss, any phase.
Z-Communications Inc., San Diego, CA (858) 621-2700.
Circle No. 246
Hybridized Phase-locked Frequency Synthesizer
The HLX series of phase-locked frequency synthesizers is hybridized and hermetically sealed for use in military and other high reliability applications. Available from 50 to 3800 MHz the product is provided with exceptional phase noise characteristics in fixed-frequency or programmable frequency bands, with up to octave bandwidths.
EM Research Inc., Verdi, NV (775) 345-2411.
Circle No. 247
The CS-5999 model 2 GHz bandwidth set-on microwave tuner covers the 1.5 to 18.0 GHz frequency tuning range with the edges covering the 0.5 to 19.0 frequency range. It has low noise figure, high dynamic range and low phase noise. The 2 GHz bandwidth, centered at 3 GHz, provides the user the opportunity to look at an ultra-wide IF anywhere in the microwave range.
Communication Solutions Inc., Baltimore, MD (410) 344-9000.
Circle No. 248
Reliability Testing System
This Standard Reliability Testing System is designed for use in the testing of non-standard devices. Specialized device manufacturers require a system that can test above and beyond standard ranges to qualify multiple failure mechanisms and prove reliability. This new system has the ability to perform lifetest, burn-in, electromigration testing, hot carrier testing, dielectric testing and bump testing on specialized, non-standard devices. Price: $300,000.
ThetaDelta Technologies Inc., Lawrence, MA (978) 689-0136.
Circle No. 251