- Buyers Guide
SP10T Absorptive Switch
The model MSN-10DT-05-DEC-M options NE, 100M18, 3SS, 45004, is an absorptive SP10T switch that operates from 100 MHz to 18 GHz (10 MHz to 18 GHz optional). Insertion loss is < 2.25 dB at 100 MHz and < 4.15 dB at 18 GHz. Isolation is > 95 dB at 100 MHz and > 60 dB at 18 GHz. Amplitude is ±0.5 dB between ports from 100 MHz to 18 GHz, SWR is 2.1. Speed is < 275 ns delay on and < 75 ns delay off. Power requirements are +5 V at 325 mA and -15 V at 29 mA. Size: 5" x 1.5" x 0.4". Weight is < 6 ounces typical.
American Microwave Corp.,
Frederick, MD (301) 662-4700,
www.americanmicrowavecorp.com. Circle No. 216
Broadband Power Dividers
This series of broadband 800 to 3500 MHz Wilkinson power dividers feature a typical port-port isolation of 25 dB. Configurations include two-way, four-way and eight-way with SMA female connectors. Housed in aluminum enclosures these dividers are ideal for wireless test and verification test systems where isolation and phase tracking, ±5° maximum, are important to system performance.
BroadWave Technologies Inc.,
Franklin, IN (317) 346-6101,
www.broadwavetech.com. Circle No. 218
20 GHz Dual Diplexer
This dual diplexer operates in a high reliability missile environment and is operational while subjected to a mechanical shock of 4000 g's at 10,000 Hz. Electrical specifications for CMC part number 408375-2 include an operating frequency of channels 1 and 3 at 20.2 to 20.3 GHz and channel 2 at 21.1 to 21.2 GHz. The insertion loss is 0.75 dB/channel and isolation is 20 dB between channels. The out-of-band rejection is 40 dB minimum from 27.0 to 41.0 GHz.
Coleman Microwave Co.,
Edinburg, VA (540) 984-8848,
www.colemanmw.com. Circle No. 219
The WSD-00327 UMTS duplexer offers high isolation and rejection, and low passband insertion loss for fullband UMTS requirements. Designed for high performance macro or micro UMTS base stations, the WSD-00327 offers low insertion loss of 0.8 dB maximum over 1920 to 1980 MHz receive, and 2110 to 2170 MHz transmit passbands. Group delay variation over each passband is specified at 40 ns maximum, while return loss is rated at 15 dB, minimum. The WSD-00327 provides antenna-to-receive port rejection of 60 dB minimum DC to 1880 MHz, 25 dB minimum 1880 to 1900 MHz and 2000 to 2110 MHz, 85 dB minimum 2110 to 2170 MHz, and 50 dB minimum 2170 to 5500 MHz. Size: 5.49" x 5.15" x 1.5".
K&L Microwave Inc.,
Salisbury, MD (410) 749-2424,
www.klmicrowave.com. Circle No. 221
The model M9-0545 double-balanced mixer covers 5 to 45 GHz with a DC to 4.0 GHz IF. Designed for wide-band applications requiring a broadband IF, the M9-0545 is a double-balanced mixer design, available in a 2.92 mm connectorized outline. Local oscillator drive levels from +9 to +17 dBm are available. Typical conversion loss is 8 dB, with a typical LO-to-RF isolation of 30 dB.
Marki Microwave Inc.,
Morgan Hill, CA (408) 778-4200,
www.markimicrowave.com. Circle No. 222
This redesigned and improved surface-mount series of isolators is good for low power applications. The device is miniaturized in size making it a good fit for future telecom applications. The device is available in a circulator version. Both are available in tape and reel format for high speed automated assembly. Features include high volume, low cost surface-mount application for TETRA, IFF, GPS, AMPS, PCS, INMARSAT, UMTS and IMT 2000. It operates at a temperature range of -10° to +55°C. Available frequencies include 380 to 2117 MHz.
Renaissance Electronics Corp.,
Harvard, MA (978) 772-7774,
www.rec-usa.com. Circle No. 225
Ka-band Transceiver Chipsets
These two up and down converter MMIC chipsets cover frequencies of 17 to 30 GHz. The first is comprised of three dies that cover the 24.5 to 30 GHz range. It includes an up converter which performs conversion of IF standard frequencies to RF frequencies, a down converter inverting the same RF frequencies to the same IF range and a medium power amplifier with an output of 20 dBm (at one dB compression). The second chipset has two up and down converter chips that cover the RF frequency range of 17 to 24.5 GHz, and a power amplifier with a saturated power of 22 dBm. Each die integrates a three or four stage RF amplifier, a balanced mixer optimized for up or down conversion, a tripler followed by a high pass integrated filter and a buffer amplifier.
Tirat Hacarmel, Israel 972 4 857 7490,
www.microkim.com. Circle No. 223
This series of connectors is designated to the silver band having good electrical performance to 2.5 GHz. The first connector in the series is the SC-400-NM (stock code 3190-1454) type-N male (plug) for LMR-400. This connector is a rugged crimp style, nickel-plated connector with a knurled coupling nut and Teflon" dielectric. The SC-400-NM meets mil-spec surface plating requirements and the pin is captivated for proper pin height. The SC-400-NM is compatible with standard LMR prep tools and a 0.429" hex braid crimp. Price: $5.00.
Smiths Interconnect -Times Microwave Systems,
Wallingford, CT (203) 949-8447,
www.smithsinterconnect.com. Circle No. 226
The model I403940C is a coaxial isolator with a reverse power detector. It is used in private mobile radio for terrestrial trunked radio (TETRA) base station applications. This model is primarily used in power combiners, duplexers and amplifiers for base station usage. The model I403940C isolator has an operating frequency range of 390 to 400 MHz, while providing return loss of 25 dB typical, insertion loss at 0.5 dB maximum and isolation at 55 dB minimum. This dual junction unit is available in all TETRA frequencies with an integrated reverse power detector, an optional high reverse power detector and optional connector types.
TRAK Microwave Corp.,
Tampa, FL (813) 901-7200,
www.trak.com. Circle No. Current-sensing Resistors
The models CSM2512 and CSM3637 are ultra-precision, surface-mount, current-sensing resistors. They feature a four-terminal (Kelvin) design and TCR values as low as ±15 ppm/°C for high stability and performance in voltage division and precision current-sensing applications. Intended for switching linear power supplies, power amplifiers and measurement instrumentation, the compact CSM2512 and CSM3637 foil resistors feature an all-welded construction made up of a Bulk Metal® resistive element with 60/40 tin/lead-plated copper terminations. The Bulk Metal technology enables the resistors to provide good TCR performance over larger, competing devices, as well as good long term stability and ultra-precision tolerances down to ±0.1 percent.
Vishay Intertechnology Inc.,
Malvern, PA (610) 644-1300,
www.vishay.com. Circle No. 229
The model 89 is a coaxial attenuator that operates over DC to 40 GHz and is capable of handling up to 20 W average and 200 W peak. This attenuator is available in 3, 6, 10, 20 and 30 dB. Other features include 1.35 maximum SWR, an operating temperature of -55° to +125°C and rugged 2.92 mm connectors.
Weinschel Corp., an MCE company,
Frederick, MD (301) 846-9222,
www.weinschel.com. Circle No. 230
W-band Mixer Preamp
The model PW-UB is a DC-biased mixer with preamp capable of receiving extremely low level signals in W-band. The frequency range for both the RF and LO is 75 to 100 GHz. The IF output range is 10 to 500 MHz. With a DC bias of +15 V, the required LO input power is 0 dBm which can easily be generated with the company's multipliers. DSB noise figure is only 6 dB typical, 8 dB maximum with an RF-to-IF gain of 25 dB typical. Narrower band units are also available with lower noise figures.
Santa Barbara, CA (805) 564-4404,
www.spaceklabs.com. Circle No. 227
The model SW8AD-10 is an SP8T absorptive switch that covers the frequency range of 0.5 to 8 GHz with 60 dB minimum isolation (70 dB typical), 3.5 dB maximum insertion loss and maximum SWR of 1.8. TTL drivers are internal with typical switching speeds of 100 ns. Size: 4.5" x 2.0" x 0.8".
Pulsar Microwave Corp.,
Clifton, NJ (800) 752-2790,
www.pulsarmicrowave.com. Circle No. 224
High Power Microwave Amplifier
The model 5143 is a 0.7 to 3.0 GHz, 50 W solid-state amplifier. It covers all the major wireless telecommunications bands. The highly linear and load tolerant model 5143 is well suited to power transistor testing, wireless component testing and passive intermodulation (PIM) testing. Only 5.25" tall, this lightweight linear amplifier has IEEE/RS232 or Ethernet interfaces as options. For flexibility of choice in test system design, other frequency bands of 0.8 to 2.5 GHz, 2.0 to 4.0 GHz and 0.8 to 4.2 GHz are available. Competitively priced band-specific 4000 series power amplifiers are also available covering 800 to 1000 MHz, 1800 to 2000 MHz and 2110 to 2170 MHz.
OPHIR RF Inc.,
Los Angeles, CA (310) 306-5556,
www.ophirrf.com. Circle No. 233
C-band RF Amplifier
The model SM5759-37 is a 5.7 to 5.9 GHz, 5 W solid-state amplifier designed for use in the 5.8 GHz wireless communications band. The amplifier features an OIP3 of +47 dBm, 37 dB of linear gain, logic on/off, SWR protection, over voltage protection and thermal protection with auto-reset. The unit operates off a single +12 V supply and 2.5 A. Size: 2.0" x 4.7" x 0.54".
Trenton, NJ (609) 538-8586,
www.ssbtech.com/stealth.htm. Circle No. 235
Low Noise Amplifier
The model A1012 is a low noise amplifier that has an extended frequency range up to 2025 MHz. The LNA is designed for receive band frequencies of base stations from 1710 to 2025 MHz including DCS/PCS and UMTS. For UMTS-TDD the module shows a good noise figure of 0.6 dB with an associated gain of 12.7 dB (typical values at 25°C). The A1012 is fully matched to 50 on both the input and output and has unconditional stability. Every module is 100 percent tested, available as an off-the-shelf component and packaged in a standard tape and reel. The LNA is fully characterized up to 85°C. Due to its outline shape as LCC it can be easily mounted to a printed circuit board. Size: 11 x 9 mm.
München, Germany +49 89 722-39001,
www.em.tycoelectronics.com. Circle No. 236
Ku-band Solid-state Amplifier
The model AMF-1275-1450-40A2024.E is a Ku-band solid-state amplifier. It operates over a frequency range of 12.75 to 14.50 GHz with a maximum gain of 26 dB. It combines gain control capability with good linearity and gain flatness and good SWR. The amplifier comes with TTL on/off control. A detected output with monitor voltage is available.
Hauppauge, NY (631) 436-7400,
www.miteq.com. Circle No. 232
Ultra Broadband Amplifier
The model PM2-22-1123-12-SFF is an ultra broadband amplifier that offers 23 dB typical gain from 11 to 23 GHz. The gain flatness is better than ±2.0 dB. OP1dB is > 22 dBm. SWR input is 2.0 maximum and the current is 680 mA at +12 VDC maximum. Packaging is the standard PM2 housing (other housings available).
Planar Electronics Technology,
Frederick, MD, 301-662-5019,
www.planarelec.com. Circle No. 234
Conical Spiral Antenna
The model A3250 is a conical spiral antenna which is suitable for military ground, shipboard and airborne applications. The model operates over the 2 to 8 GHz frequency range with an SWR of 2.5 and provides gain of +5 dBiC. This spiral antenna is extremely compact in size, with an overall length of 5.5", and can be arrayed in pairs for direction finding systems. The conical spiral is fed with a broadband Marchand balun for high efficiency and low axial ratio. The model A3250 utilizes a SMA connector for easy installation and is available with an optional radome.
Nurad Technologies Inc.,
Baltimore, MD (410) 542-1700,
www.nurad.com. Circle No. 237
These GORE-SHIELD® supersoft SMT EMI gaskets are highly compressible, conductive and resilient, and are compatible with standard SMT processes. The gaskets provide good protection against electromagnetic interference in wireless systems and devices such as mobile phones, PDAs, PCMCIAs, WLAN, base stations, power amplifiers and laptop computers. In addition, the gaskets are reliable through severe accelerated life testing conditions.
W.L. Gore & Associates Inc.,
Elkton, MD (800) 445-4673.
The model 22REC0174 is an 18 to 25 GHz GaAs MMIC receiver with a noise figure of 2.5 dB and 15 dB image rejection across the band. This device is a two-stage balanced LNA followed by an image reject sub-harmonic resistive HEMT mixer and includes an integrated LO buffer amplifier. The image reject mixer removes the need for a bandpass filter after the LNA to remove thermal noise at the image frequency. This MMIC uses the 0.5 µm GaAs PHEMT device model technology, and is based upon electron beam lithography to ensure high repeatability and uniformity.
Mimix Broadband Inc.,
Houston, TX (281) 988-4600,
www.mimixbroadband.com. Circle No. 240
Radio On A Chip Transceiver
The HRF-ROC093XC is a half-duplex transceiver for use in wireless communication and data applications. Direct microprocessor connection for control and data transfer eliminate the need for additional ICs, while integrated data encode/decode reduces the instruction set requirements on the microprocessor. The HRF-ROC093XC is ideally suited for use in battery powered wireless applications in conjunction with microprocessors for voice and data communication. Adjustable data rates, filter bandwidths and detection levels allow the IC to be used in a wide variety of high sensitivity/high EMI environments.
Honeywell, Solid State Electronics Center,
Plymouth, MN (800) 323-8295,
www.mysoiservices.com. Circle No. 239
This surface-mount package simplifies the assembly of RF power transistors to create a high volume, low cost assembly technique. The SMT package, which is based upon the proprietary low temperature co-fired ceramic on metal technology, eliminates the need for Cu or CuW interposers by allowing the die to bond directly to the metal base. Available in either Kovar or CuMoCu metal systems, the RF power transistor package electrically isolates the surface-mount connections from the metal base ground or thermal layers by interconnecting them to multilayer circuitry or RF signal traces through buried or blind vias. This technique helps the package maintain high thermal dissipation in an SMT topology. Price: $2.00 (10,000).
Lamina Ceramics Inc.,
Westampton, NJ (800) 808-5822,
www.laminaceramics.com. Circle No. 241
Consulting and Contract Services
This company provides key technical and consulting R&D services in antennas and RF/microwave frontends for various wireless companies active in BWA, UWB, WiFi, Bluetooth and satellites to develop products from concepts, to engineering prototypes, and ready for manufacturing. The company provides extensive research and development, prototyping and design services for the development of innovative CPE antennas and integrated front-ends for radio physical layer related products for communication systems ranging in frequencies from RF to millimeter-waves. Also, for complexities from antennas to more sophisticated integrated subsystems consisting of phased arrays and integrated RF/microwave electronic up/down converter chains.
San Jose, CA (408) 927-6880,
www.antennem.com. Circle No. 242
GENESYS 2003.10 is the latest version of the company's suite of design software for RF and microwave engineers. This release offers many enhancements aimed at addressing enterprise-level design issues, including a component library manager, XML support for component libraries and an Agilent ADS exporter. Additional new features include a Verilog-A compiler, 14 new nonlinear models, synthesis of splitters, couplers and attenuators and six new substrate-dependant RLC libraries. GENESYS 2003.10 includes an advanced modeling kit that enables designers to quickly develop or exchange nonlinear device models using the industry-standard Verilog-A modeling language.
Norcross, GA (678) 291-0995,
www.eagleware.com. Circle No. 243
The model 600T open resonator and model 200 circular cavity are used to measure and are tan in mm-Wave spectrum. The model 600T open resonator is operable from as low as 10 through 90 GHz and is used to characterize thin dielectric films, substrates and circuit board materials and foams. x- and y-direction differences in dielectric properties are obtained by 90° rotation of sample. Sample preparation is simplified by this non-contacting method. The model 200 circular cavity operates from about 4 through to 60 GHz and is used to measure resins, polymers, powders, microballoons and the z-directed component of circuit board laminate dielectric constant.
Concordville, PA (610) 358-0200,
www.damaskosinc.com. Circle No. 245
This high frequency clock generator for SONET systems offers low jitter of 21.4 GHz and is a phase-locked source having high power differential sine wave outputs. The output power is +25 dBm per each line of the differential output. This device is intended for timing 150 to 200 MHz applications in 40 GBs SONET systems. The unit operates from a complementary PECL external reference source such as a crystal oscillator. Phase noise of the 21 GHz output is < - 105 dBc/Hz at 100 kHz from the carrier and non-harmonic spurious are < -80 dBc.
Elcom Technologies Inc.,
Rockleigh, NJ (201) 767-8030,
www.elcom-tech.com. Circle No. 246
The LT-series phase-locked frequency synthesizers are ideally suited for use as fundamental LO sources in digital radio transceivers. Supplied as fixed-frequency or serially-programmable precision phase-locked oscillators, the LT-series products cover the frequency range (in bands) from 200 MHz to over 8 GHz. These synthesizers utilize external frequency references for high stability, and exhibit low phase noise characteristics. LT-series synthesizers are supplied with internal regulators, internal buffer amplifiers and typically operate over the temperature range of -30° to +70°C. Power supply requirements range from +5 to +12 VDC at 65 to 200 mA. Size: 1.30" x 1.10" x 0.30".
EM Research Inc.,
Citrus Heights, CA (916) 339-0170,
www.emresearch.com. Circle No. 247
The models OCXO I405 and I411 series of ovenized oscillators feature a broad selection of oven oscillators for frequencies ranging from 1 to 100 MHz. The series offers two packages and three output types: I411, at 20.5 x 20.5 x11 mm with either HC-MOS, AC-MOS or clipped sine wave outputs; and the I405, 36 x 27 x 18 mm (CO-8) package with either HC-MOS, AC-MOS or sine wave output. Both versions are available with either SC or AT cut crystals and require either a 5 or 12 VDC supply. Stabilities to ±0.05 ppm are available. Price: $40.00. Delivery: 10 to 12 weeks ARO.
Reno, NV (775) 851-8880,
www.ilsiamerica.com. Circle No. 248
The model XO5363-001 (0° to +70°C) and the model XO5363-002 (-40° to +85°C) OCXOs are Stratum three compliant DIP14 OCXOs. Both models offer ±4.6 ppm frequency stability for all causes over 15 years and holdover stability during 24 hours ±0.28 ppm. Both devices operate from a single +3.3 VDC supply with a steady-state current consumption of less than 100 mA (at +30°C). Price: $85.00/unit (1000 units). Sample quantities are available from stock. Delivery: six to eight weeks.
Orlando, FL (407) 298-2000,
www.piezotech.com. Circle No. 249
The model V844ME04 low noise voltage-controlled oscillator is geared for point-to-point wireless systems. The V844ME04 generates frequencies between 3790 to 3970 MHz within a control voltage range of 0.5 to 4.5 VDC, making it ideal for quick integration into PLLs where the error voltage can be taken directly from the IC's charge pump circuitry. In addition, the V844ME04 is sure to optimize any synthesizer by exhibiting a spectral purity of -86 dBc/Hz, typically, at 10 kHz from the carrier, and conserves precious energy by drawing only 15 mA, typically, from a 5 VDC power supply. Size: 0.5" x 0.5" x 0.13". Delivery: stock to four weeks.
San Diego, CA (858) 621-2700,
www.zcomm.com. Circle No. 250
The model AMC20102-16N is a receiving multicoupler that provides a 16 way split function and operates in the 20 to 2000 MHz spectrum. Gain is 2 dB nominal with ±2 dB flatness. Noise figure is 8 dB maximum above 100 MHz. Third-order output intercept is +16 dBm and the IP2 is +40 dBm. Isolation between outputs is 35 dB. Operating voltage is 110VAC 47 to 400 Hz or optionally +28 VDC. Standard connectors are N type (f).
AML Communications Inc.,
Camarillo, CA (805) 388-1345,
www.amlj.com. Circle No. 217
High Power Amplifier Subsystem
This L-band 550 W broadband, rack mountable, power amplifier subsystem operates from 950 to 1250 MHz and delivers 550 W CW output power with a minimum power gain of 57 dB. The subsystem features an internal power supply, air-cooling and a front panel LCD display which monitors in real-time a full range of system operating parameters. The unit also has built-in overdrive and over temperature shutdown features.
Clarksburg, MD (301) 353-8400,
www.amcomusa.com. Circle No. 251
Broadband Beamforming Network
This beamforming network is designed for use in military airborne radar environments. The unit structure incorporates eight zero degree dividers, four zero degree combiners, four 180° combiners and a 50 coax delay line, and is realized by using ferrite, coaxial and microstrip technology. The multi-octave band device, 0.5 to 2.0 GHz, offers isolation of greater than 25 dB, insertion loss of less than 1.5 dB, SWR of 1.5 and phase balance of ±5°. Amplitude balance is ±0.5 dB.
Technical Research and Manufacturing Inc.,
Bedford, NH (603) 627-6000,
www.technicalresearch.com. Circle No. 257
RF Signal Generator
The 3020 digital RF signal generator module is for PXI. It is a high performance module de-signed for complex digital IQ waveform applications in communications systems test. The 3020 with the 3010 RF synthesizer form a compact digital RF signal generator in three slots in a 3U PXI chassis. System engineers can fully integrate RF source requirements into PXI test systems. The versatile two-slot 3020 module produces IQ modulated or CW signals between 250 MHz and 2.5 GHz with an IQ bandwidth of up to 15 MHz, while the single slot 3010 module provides a low noise, frequency agile local oscillator input. The 3020's performance characteristics are ideal for generating complex modulated signals for research and development or manufacturing. Price: $7,000.
Plainview, NY (516) 694-6700,
www.aeroflex.com. Circle No. 253
The N5250A PNA series of microwave vector network analyzers is specifically developed for radar, electronic-warfare, satellite, broadband wireless and optical communications. The N5250A PNA series millimeter-wave network analyzer provides frequency coverage from 10 MHz to 110 GHz in a single sweep. With two built-in sources, 32 measurement channels, 64 traces and 16,001 points per channel, the N5250A provides fast measurement speed of 200 µs per point, wide dynamic range of 88 dB at 110 GHz and significantly small form factor and test heads. Price: $366,331.00.
Agilent Technologies Inc.,
Palo Alto, CA (800) 452-4844,
www.agilent.com. Circle No. 254
Coaxial Interface System
The W1 Connector™ family is a complete coaxial interface system with mode free performance to 110 GHz. It contains W1 male and female connectors and W1 in-series adapters. W1 Connector launcher integrates a W1 Connector and a "W1" glass bead into a one-piece connector. The W1 Connector is compatible with a 1.00 mm coaxial connector as recognized by IEEE Std 287. The W1 Connector launch and adapters are designed for use with model ME7808A panorama or other 110 GHz test systems. The W1 Connector is well suited for applications in components, systems or instrumentations. Price: $895.00. Delivery: four to six weeks ARO.
Morgan Hill, CA (408) 778-2000,
www.anritsu.com. Circle No. 255
Power Amplifier Module
The model RMPA1959 is a 3 V power amplifier module for CDMA and CDMA2000-1X personal communications system applications. The two-stage amplifier, which operates in the 1850 to 1910 frequency range, is an InGaP heterojunction bipolar transistor device and is internally matched to 50 to minimize the use of external components. The unit features single positive-supply operation and low power/shutdown modes, while affording good linearity and high power added efficiency. Size: 4.0 x 4.0 x 1.5 mm.
Andover, MA (978) 684-8900,
www.raytheonrf.com. Circle No. 256