- Buyers Guide
SMT Compatible Multi-interface Connector Series
This 1.0/2.3 multi-interface connector series features an SMT design that facilitates PCB assembly and also accommodates tight packaging density. These connectors are available with 2, 3 and 4 coaxial interface combinations in the same housing. Frequency coverage is from DC to 2 GHz in standard 75 Ω impedance value and DC to 10 GHz in optional 50 Ω impedance. Custom variants are available upon request. Standard housings are cast from a lightweight alloy and a liquid crystal polymer housing is also available in the 4-coax version. Units are available in tape-and-reel packaging.
Compel Electronics Inc.,
Ashland, MA (508) 881-9293.
Circle No. 215
The model WSDD-00009 dual duplexer is designed to suppress interference caused by close proximity commercial SMR mobile serives to in-service public safety radios. In many cases the interference causes receiver desensitization resulting in messages and dispatches being missed or blocked. The duplexer provides a transmit passband of 811.075 to 816.100 MHz with extremely low passband loss of 0.4 dB (max) for through path Tx signals. The receive passband is 856.075 to 861.100 MHz with maximum passband insertion loss of 1.6 dB and high selectivity of 17 dB (min) at ±1 MHz from receive passband edges. Passband return loss is specified at 14 dB (min). Size: 14.40" x 8.75" x 3.25". Delivery is 8 to 10 weeks (ARO).
K&L Microwave Inc.,
Salisbury, MD (410) 749-2424.
Circle No. 218
The UX series of PIN diode power limiters for UHF and SHF bands is designed to prevent failure of the input amplifying stages of low noise receivers when radio pulse power up to 5000 W is applied in the frequency range up to 12 GHz. The series has the following characteristics: input pulse power of 5 kW at 2 µs pulse duration and frequency range of 0.8 to 1.0 GHz, input pulse power is 1 kW at 3 ms pulse duration and frequency range of 2.0 to 2.5 GHz, input pulse power of 1 kW at 26 ms pulse duration and frequency range of 2.9 to 3.4 GHz, and input pulse power 100 W at 100 ms pulse duration at frequency range 7.0 to 8.3 GHz. The limiters can be supplied as functionally independent units operating without a power supply or as controlled switches, enabling the input power to be considerably increased.
Poltava, Ukraine +380532501372.
Circle No. 216
This family of GaAs MMIC mixers with LO amplifiers is designed for cellular/PCS/3G applications. These mixers are ideal for low cost infrastructure applications where a combination of small size, low LO drive and high linearity/isolation is required. The 1.3 to 2.5 GHz model HMC421QS16 is a high linearity down converter RFIC coupled with a high dynamic range IF amplifier that achieves an output IP3 of +29 dBm. The RFIC provides 8 dB of gain while operating from a single 5 V, 60 mA supply and a LO drive of +10 dBm. The HMC422MS8 and HMC423MS8 both provide 30 to 35 dB of RF/LO isolation and input IP3 of +15 dBm. The HMC422MS8 covers application between 1.2 to 2.5 GHz band while the HMC423MS8 covers 0.6 to 1.3 GHz. A single positive supply voltage biases the on-board LO amplifiers with the HMC422MS8 requiring 3 V at 30 mA and the HMC423MS8 requiring 3 V at 15 mA. These mixers can be used as up or down converters.
Hittite Microwave Corp.,
Chelmsford, MA (978) 250-3343.
Circle No. 217
The "Quick Pick" series of tubular filters is ideal for eliminating unexpected spurious re- sponse when fastest delivery is required. Frequency range is 60 MHz to 20 GHz, and the filters are available in low pass and bandpass configuration (up to 50 percent 3 dB BW). Diameters are 0.25 and 0.50 with SMA-F connectors. Delivery: stock to two weeks.
Salisbury, MD (410) 860-5100.
Circle No. 219
Single Sideband Mixer
The model SSB-0218 single sideband mixer covers 2 to 18 GHz with numerous IF bands available from 30 to 500 MHz. Designed for broadband applications requiring carrier and sideband suppression, the SSB-0218 is double-balanced single sideband mixer design, available in SMA connectorized and pin-package outlines. Local oscillator drive levels from +13 to +19 dBm are available. Typical conversion loss is 7.0 dB, with a typical carrier and sideband suppressions of 22 dB.
Marki Microwave Inc.,
Morgan Hill, CA (408) 778-4200.
Circle No. 220
DC Blocking Connector
The model 8537 DC blocking connector integrates broadband DC blocking functionality into both the 2.92 and the 2.40 mm, 2-hole flange, female or male connectors. Operating frequency is 7 kHz to 45 GHz. Insertion loss is < 1.0 dB (typ), SWR is 1.15 and DC blocking voltage is 25 V. With the DC block built into the connector it has eliminated the need to buy these two components separately, which minimizes parts count, reduces assembly and test times, reduces size, increases reliability and lowers cost.
Ann Arbor, MI (734) 426-5553.
Circle No. 221
The model LDG0UQD-3051A and LDG0UQD-3053A diplexers are designed to be used in forthcoming 2.4/5 GHz dual band W-LAN applications. The lower passband is 2.4 to 2.5 GHz and the upper bands are 5.15 to 5.725 GHz (-3053A) and 5.15 to 5.825 GHz (-3015A), which are covering any 5 GHz frequency band plan in the US, Europe and Japan. The attenuation at 4.8 to 5.0 GHz on 2450 MHz port is 20 dB (max). The application note to enhance the attenuation at 2 f0 is available. Size: 2.00 x 1.25 x 0.95 mm.
Arlington Heights, IL (847) 788-9795.
Circle No. 222
The MMBX connector series has been developed particularly for board-to-board connection in second- and third-generation telecommunication systems. The series enables quick and easy connections with minimum space requirements. The connectors permit a minimum board-to-board height of 7 mm. This offers a good alternative to an MCX or SMB configuration. By using an in-series adapter and the design of the series, MMBX connectors handle an axial misalignment of 0.6 mm with a nominal value of 6.7 mm and a radial misalignment of 0.4 mm. Exhibiting high electrical performances, these microminiature connectors are designed for 50 applications from DC to 6 GHz. The series offers a large range of connectors, which includes straight and right-angle plugs, female or male receptacles in SMT or thru-hole version, edge-card receptacles, in-series adapters and SMA-MMBX adapters. MMBX products are supplied in standard bulk packages or in tape-and-reel offering.
Radiall, Rosny Sous Bois,
France +33 1 49 35 35 35.
Circle No. 223
The Slimline series of low package volume, formable 3 dB quadrature hybrids operate at incremental bands between 100 MHz and 2 GHz. These new devices are available with SMA female connectors standard and alternate interfaces upon request. They offer typical insertion loss of 0.4 dB, isolation of 20 dB (typ) and SWR of 1.1 (max). Power handling of up to 200 W CW is available. These new packages can be formed or meandered in order to accommodate system architectures where space is a premium. Connectors can be configured in T or L format to provide for desired cabling access. Additional benefits in weight reduction make this an attractive approach for tower-top or airborne requirements.
Response Microwave Inc.,
Framingham, MA (508) 231-8787.
Circle No. 224
Thin Film Wideband Termination
The model FMITN0100500XENFGG thin film wideband termination is ideal for applications (hybrid circuits) requiring high frequency performance in a small form factor. An AlN substrate supports 20 W power dissipation with the appropriate heat sink, and the thin film technology insures optimum performance over time and temperature. The high reliability device features a wire bondable top pad and the ground wrap back contact eliminates the need for ground wire. It features high frequency response of DC through 20 GHz with 50 W impedance.
Marlborough, MA (508) 485-6350.
Circle No. 225
Star Point Combiner
The star point combiner principle was chosen to implement a suitable filter combiner to achieve low attenuation loss with acceptable mechanical dimensions in combining the uplink and downlink ranges with the receiving and transmitting ranges in a common antenna field. First the receiving and transmitting ranges of each of the two connections are separated in a two-way star point and routed through the filters. Then they are re-combined in a four-way star point and routed to the antenna. The combiner is made up of four temperature-compensated, eight-cavity filters. They are combined in a star point network with strip line technology.
Spinner GmbH, Munich,
Germany +49 89 12601-0.
Circle No. 226
The ZMA connector matches the SMA in line size and provides easy quarter turn hand mating as opposed to torquing and lockwiring. The ZMA is ideal for microwave applications involving location and space constraints along with high vibration. A lug coupling latching mechanism provides superior mechanical stability. This connector is ideal for locations where blindmating is desired but space is not available.
West Palm Beach, FL (561) 840-1800.
Circle No. 227
VHF High Power, Low Loss Circulator
The model CT-1645-N circulator covers the 243 to 318 MHz transmit band and handles 500 W CW power with very low loss. Specifications include 20 dB (min) isolation, 0.3 dB (max) loss and 1.25 SWR. Type N connectors are standard. Size: 3.500" x 3.625" x 1.250".
UTE Microwave Inc.,
Asbury Park, NJ (732) 922-1009.
Circle No. 228
Thick Film Rectangular Chip Resistor
The model CRCW0201 thick film rectangular chip resistor is designed with a small footprint to enable downsizing in applications where board space is critical. It is well suited for compact end products including memory modules, cell phones, PCMCIA cards, hearing aids, sensors, frequency control devices and notebook computers. The device features a power rating of 50 mW, a maximum working voltage of 30 V, and a standard TCR value of ±200 ppm/°C. The chip offers a broad resistance range from 10 Ω to 1 MW, including E24-range values, and a tolerance of ±5 percent. With flow-solderable terminations featuring a nickel barrier layer, the CRCW0201 is compatible with automatic placement equipment for easy integration into complex systems. Size: 0.600 x 0.300 x 0.009 mm.
Vishay Intertechnology Inc.,
Malvern, PA (610) 644-1300.
Circle No. 229
High Intercept Amplifier
The model BP60070120 high intercept power amplifier operates in the 20 to 2000 MHz fre- quency range and provides 23 dB gain and 30 dBm output power at 1 dB gain compression. High linearity and low orders of distortion are delivered with a typical IP3 of +41 dBm and an IP2 of +65 dBm. Gain flatness is ±1.0 dB (typ). Input and output SWR is 2 (max). Operating with a voltage of +15 V DC this product draws a nominal 550 mA. Noise figure is below 4 dB above 50 MHz and typically below 3 dB above 100 MHz. An internal DC regulator, reverse voltage protection and field removable SMA (f) connector shells are standard. Size: 1.5" x 1.1".
AML Communications Inc.,
Camarillo, CA (805) 388-1345.
Circle No. 230
20 W AMPS Band MCPA
The model BWTL-900-20W AMPS band multi-channel feedforward power amplifier is designed for small base station and repeater applications. This 20 W unit operates from 869 to 894 MHz and has a gain of 50 dB with a flatness of ±0.5 dB, a noise figure of 8 dB and includes an output isolator for protection. The amplifier produces < -65 dBc IMDs with two 10 W CW tones and < -60 dBc with any number of tones with random phases at 20 W average power. It is IS-97 compliant with a single 20 W CDMA signal and 15 W average power with 8 or more CDMA channels while drawing 6 A (max) at 28 V. Size: 4.80" x 8.00" x 2.15". Price: $1500.
Broadband Wireless Technologies,
Sparks, NV (775) 345-0411.
Circle No. 231
The model SDLVA-2020-50 option 26 INDRA successive detection log video amplifier (SDLVA) operates from 2.4 to 5.4 GHz (other frequencies are available) with RF gain of 60 dB (min), SWR of 3.0 (max) and the limited RF power output is +14 dBm (typ) and +10 dBm (min). The dynamic range is -45 dBm to +5 dBm for video output. Output video load is 100 Ω ±10 percent as desired. Frequency flatness is ±2.0 dB at 2.4 to 5.4 GHz. Size: 3.5" x 3.0" x 0.5".
Planar Monolithics Industries (PMI),
Frederick, MD (301) 631-1579.
Circle No. 232
LTCC Chip Antenna
This high frequency chip antenna is designed for use in Bluetooth, WLAN and 2.45 GHz ISM band applications. This LTCC-based device provides typical gain figures of 3.0 dBi peak and 1.0 dBi average, while return loss is kept to 9.5 dB (min). These compact antennas also exhibit good radiation pattern performance. Size: 9.5 x 2.0 x 1.2 mm. Price: 45¢ (1000). Delivery: stock to eight weeks (ARO).
Johanson Technology Inc.,
Camarillo, CA (805) 389-1166.
Circle No. 233
C-band Weather Radar Antenna
The model 0132-800 4.5 M C-band weather radar antenna is a high performance, low side-lobe antenna that provides excellent cross polarization to enhance the performance of modern Doppler radars. The antenna operates over the 5.25 to 5.35 GHz frequency range with 43 dBi (min) gain, 27 dB (max) sidelobes, co-pol, 550 kW peak power handling and 1.2 (max) SWR.
Seavey Engineering Associates Inc.,
Pembroke, MA (781) 829-4740.
Circle No. 234
Receive Signal Processor
The model AD6634 receive signal processor (RSP) is a member of the company's Versa-COMM™ family of RSPs and transmit signal processors (TSPs), which serve as the interface between the DSP and high speed converter in a multi-carrier transceiver. In cellular base stations, it creates baseband data for a DSP from high bandwidth data provided by an A/D converter and is compatible with SoftCell high performance IF sampling ADC converters. The AD6634 is a highly integrated, multi-mode, four-channel digital receive signal processor capable of processing up to two W-CDMA channels or four GSM/EDGE or IS-136 channels. Each of the AD6634's channels consists of four cascaded signal-processing elements: a frequency translator, two fixed coefficient decimating filters, and a programmable-coefficient decimating filter. Price: $42.50 (1000).
Wilmington, MA (800) 262-5643.
Circle No. 235
The model HRF-ROC094XC half duplex transceiver is for use in digital data applications. Direct microprocessor connection for control and data transfer eliminates the need for additional ICs, while integrated data code-decode reduces the instruction set requirements on the microprocessor. It is ideally suited for use in battery powered wireless applications in conjunction with microprocessors for 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.
Plymouth, MN (800) 323-8295.
Circle No. 236
Copper Clad Laminate
Model GML 2032 copper clad laminate was designed for the RF/wireless communications market. With electrical performance similar to PTFE, it is an excellent candidate for applications in the high frequency market. The low loss makes GML2032 a very cost-effective option. The laminate features Dk stable from -55° to +125°C and in humid and dry environments. It also meets UL 94 V-0 flammability rating. There is no added RF or synergist and no special plated thru-hole treatments required. The material features fabrication and assembly in standard PWB operations and standard RF4 feeds and speeds for drilling and routing.
Collierville, TN (901) 853-5070.
Circle No. 237
Amplifier Compression Test Automation Program
CTAP™ (Compression Test Automation Program) provides a valuable and convenient tool for the design engineer to quickly measure the compression characteristics of an amplifier device over frequency, using a vector network analyzer. CTAP is designed to increase accuracy and throughput, while reducing repetitive procedures and utilizing the familiar look and feel of the Windows™ interface. CTAP offers flexibility in the measurements of amplifier compression characteristics and is very easy to use. It is designed to measure an amplifier's gain characteristics vs. input power, specifically locating the 1 dB compression point. It can also perform this measurement at a signal frequency or over a specified range of frequencies.
Ellicott City, MD (410) 627-0795.
Circle No. 238
3D EM Software
QUICKWAVE-3D version 2.1 is a full-wave 3D electromagnetic software kit allowing fast and accurate industrial design of microwave and millimeter-wave devices with no need for 3D drawing. The software's advanced features such as conformal meshing and multi-modal wide-band S-parameter extraction result in a good accuracy to computer resources ratio. This new version brings a system of parameterized element libraries.
QWED Sp. Z o o.,
Warsaw, Poland +48 601 38 64 84.
Circle No. 239
The model F4107 and F4109 miniature surface-mount crystal oscillators offer tighter stabilities for all operating conditions. The F4107 offers a stability of ±15 ppm and the F4109 offers a stability of ±10 ppm. The new oscillators maintain these stabilities inclusive of operating temperature range, input voltage change, load change, aging, shock and vibration. They are typically used in applications requiring stabilities tighter than ±20 ppm. Specific applications include wireless communications and networking where better stability and noise characteristics are needed. The two new 3.3 V HCMOS oscillators have a standard operating temperature range of -10° to +70°C, with an optional -40° to +85°C range available for the F4107.
Fort Myers, FL (888) 438-2369.
Circle No. 240
This programmable signal source is completely self-contained with an internal TCXO reference. The synthesizer can be either serially loaded through the RS-232C control port or set up to power on at a pre-determined frequency. The primary output can be configured for output frequencies up to 2.5 GHz, while the secondary output can be configured for frequencies up to 510 MHz. The step size can also be specified. Narrow step sizes will affect the phase noise and spurious output of the synthesizer. This source is suitable for use in dedicated test setups or as a component of a production system. Typical applications include serving as a local oscillator (LO) source for single or dual conversion up/down converters, a stimulus for CW transmitter or a signal generator for bench testing or production test setup.
Fisher, IL (217) 897-1744.
Circle No. 241
Digitally Tuned Oscillators
This standard line of digitally tuned oscillators (DTO) was developed primarily for military digital receiver front ends for radar applications and for electronic warfare simulator markets. These super components standout when speed, broadband jamming, and fast frequency hopping are required. The DTO design incorporates a new custom integrated assembly architecture using a dual source approach with hybrid and monolithic multi-function microwave and control component circuitry to achieve the broadband tuning and stability required. Robust designs with continuous frequency coverage from 2 to 18 GHz with 2 to 6 GHz, 2 to 9 GHz and 6 to 18 GHz options covering full military temperature ranges are available.
Signal Technology Corp.,
Arizona Operations, Chandler, AZ (480) 940-1655.
Circle No. 242
The model V910ME13 C-band voltage controlled oscillator (VCO) is geared for the terrestrial radio market. It optimizes the performance and quality of a terrestrial radio PLL by delivering low phase noise performance in a compact low profile package. This VCO covers 4200 to 4400 MHz within only 2 to 10 V DC of control voltage. The model further realizes a clean spectral signal of -86 dBc/Hz (typ) at 100 kHz from the carrier and covers the 200 MHz with an average tuning sensitivity of 44 MHz/V. The V910ME13 features 1.1:1 linearity over frequency and temperature and suppresses the second harmonic to better than -20 dBc. It conserves energy by operating off a 5 V DC supply while drawing only 27 mA and provides the end user 0.5 ±3.5 of output. It is designed to operate over an extreme temperature range of -40° to +85°C. Size: 0.50" x 0.50" x 0.13".
San Diego, CA (858) 621-2700.
Circle No. 244
The CS-300 series ultra low jitter clock smoothing device is designed to be used in telecommunications applications. It is a SAW-based product that offers output frequencies between 155.52 and 800.00 MHz. The devices act as both a clock smoother and a frequency translator and can lock to virtually any input frequency between 10 and 700 MHz. The CS-300 series is not limited to integer multiplication and, for example, can translate 622.08 to 669.3266 MHz, which is ideal for FEC applications. The series is available with either +3.3 V DC or +5 V DC supply voltages and operates over the temperature range of -40° to +85°C. Size: 1.000" x 0.800" x 0.250".
Norwalk, CT (888) 328-7661.
Circle No. 243
CANBUS-based Switch Matrices
This family of CANBUS-based switch matrices consists of model 9D8-420822T and 13D12-4808221, both of which are equipped with built-in Ethernet control. They are based on the standard design of the SP8T and the SP12T internally terminated switches. Access to the termination port, via SMA connectors, allows for the utilization of the remotely mounted high power 50 Ω termination, increasing the power handling of these units. The access to the termination ports via SMA connectors make these switch matrices suitable as building blocks for redundancy solutions, specifically where insertion of multiple redundant units into any of the 8 or 12 main network lines is required. This new dual-use technology is implemented with a focus on the wireless market needs, especially in the area of satellite ground stations and wireless networking solutions.
Dow-Key Microwave Corp.,
Ventura, CA (805) 650-0260.
Circle No. 245
RF/Microwave Switch Matrix
The model TR10 switch matrix provides complete switching control through GPIB/RS232 in a 19", 3U, rack mountable enclosure. The unit displays complete status of all switches via a clear 4 x 20 lines of characters LCD display module. It provides local control of switches through a rugged 16-keypad or remotely through GPIB/RS232. The matrix can store up to 10 pre-set conditions for the switches. Users can select desired preset condition via remote or local controls. The unit can also be tailored to customer's specifications to provide desired signal conditioning, meaning passive and active components can be added internally.
Gaithersburg, MD (301) 519-3660.
Circle No. 246
This tri-band satellite simulator covers the C-, X- and Ku-bands. The box provides simulation of the complete link including the transmit and receive antennas. Band selection is realized through an external select switch. The simulator is very compact with self-contained antennas and the ruggedized enclosures allow for outdoor deployment. Weight: less than 20 lb.
Tampa FL (813) 855-2251.
Circle No. 250
The model 2394 spectrum analyzer is lightweight and portable with a large color LCD display. It includes a fast processor and a large memory capable of storing up to 1000 screen traces and 2000 operational states. The 50 Ω output can accept signals between +30 and -110 dBm while providing protection up to 50 V DC. The 2394 includes a comprehensive marker system that allows as many as nine markers to be displayed at one time, together with a marker table showing the frequency and level of each marker selected. This feature allows multiple signals to be evaluated simultaneously. Applications for the 13 GHz spectrum analyzer include mobile handset production test, handset repair verification and base station transmitter testing. Price: $20,000. Delivery: eight weeks.
IFR, an Aeroflex company,
Wichita, KS (800) 835-2352 or (316) 522-4981.
Circle No. 247
Vector Spectrum Analyzer
The model VC900 vector spectrum analyzer improves quality of service by monitoring intermittent sources of interference. Equipped with the spectrum logging option, the model can periodically log the spectrum of signals in the vicinity of the base station. A remote operator can then view the logged data against a time axis, making it easy to detect trends and intermittent conditions resulting in improved quality of service. The VC900 gives a service provider continuous true real-time monitoring™ of important base station parameters such as adjacent channel power ratio, channel power and statistical power measurements, as well as standard spectrum analyzer functions. The analyzer can also perform modulation domain measurements such as polar plots, eye diagrams, rho, code channel power, etc. The unit covers the 800 to 1000 MHz cellular bands, and can be configured with three inputs for monitoring three sectors of a base station. Size: 6.75" x 9.75" x 3.125".
Largo, FL (727) 531-4000.
Circle No. 248
The model R&S FSH3 spectrum analyzer features an upper frequency limit of 3 GHz and numerous measurement functions. The analyzer has been specifically designed for wide-base customer applications where the focus is on portability and mobility. This includes areas of mobile communications, such as installation, maintenance, servicing and field-strength measurements, as well as use in labs and universities or by electronics hobbyists. The R&S FSH3 comes in two basic versions: as a pure spectrum analyzer from 100 kHz to 3 GHz and as a spectrum analyzer with a tracking generator for scalar network analysis. When equipped with an SWR bridge the analyzer can be used for scalar network analysis or for distance-to-fault measurements on cables.
Rohde & Schwarz GmbH & Co. KG,
Munich, Germany +4989 4129 11765.
Circle No. 249