- Buyers Guide
Military Microwaves Supplement
Recent Advances in Radar Technology
Using Calibration to Optimize Performance in Crucial Measurements
Agilent announced support for the HDMI and MHL sink tests through its M8190A arbitrary waveform generator and enhanced N5990A test-automation software. The solution gives engineers a new way to conduct sink testing and provides a cost-effective and compact alternative to Agilent’s well-established E4887A HDMI TMDS signal generator platform. The new test solution reduces development costs while providing accurate test results with greater flexibility than other HDMI and MHL test solutions. Agilent’s HDMI and MHL test solution is the only single-box generator solution available today.
Agilent Technologies Inc.,
EMC Test Software
AR’s EMC test software combines radiated susceptibility, conducted immunity and emissions testing into one package allowing more control and a more intuitive interface. Built-in standards include IEC, MIL-STD, DO160, automotive standards and the ability to create your own test standards. Download your copy at www.arworld.us. The software has the ability to control more equipment and the report generating feature has been enhanced to offer more control and customization.
AR RF/Microwave Instrumentation,
Feed Thru Termination
BroadWave Technologies unveiled its newest feed thru termination designed to match 50 ΩRF components with high impedance test equipment such as an oscilloscope. Model 854153FTT is a 50 Ω, 5 W, BNC male to BNC female feed thru termination. The device operates DC to 1 GHz, exhibits 1.50:1 maximum VSWR and is available for immediate shipping via BroadWave’s eStore. Standard impedances available are 50, 75, 93, 150, 300 and 600 Ω. Custom impedances are also available. Contact the factory with your requirement.
The FST-3000-XA fast-switching frequency synthesizer switches from 2500 to 3000 MHz in 1 MHz steps in < 500 ns with a frequency accuracy of ±1 Hz. It utilizes 10-bit parallel programming and features exceptionally low close-in phase noise (< –100 dBc/Hz @ 100 Hz offset,
< –120 dBc/Hz @ 1 KHz offset, typical) when locked to a 100 MHz external OCXO frequency reference. Output power is greater than +7 dBm, spurious rejection is < –60 dBc typical, and harmonic suppression is < –50 dBc typical.
EM Research Inc.,
Mini-Circuits’ USB-8SPDT-A18 is a general purpose USB controlled RF switch matrix containing eight electro-mechanical SPDT, absorptive fail-safe RF switches constructed in break-before-make configuration and powered by +24 V DC with a switching time of 25 mSec typical. The RF switches operate over a wide frequency band from DC to 18 GHz, have low insertion loss (0.2 dB typical) and high isolation (85 dB typical) making the switch matrix perfectly suitable for a wide variety of RF applications.
The PHS-4000 is a versatile synthesizer in a revolutionary handheld format. It is a full performance signal source that covers the 150 MHz to 9 GHz range with ranges extendable down to 50 MHz and up to 18 GHz. It operates for four hours on its rechargeable battery, boasts a full function front panel and is USB/IVI programmable with controls of frequency, power, and digital frequency and power sweeps. Excellent for lab, field and test systems applications.
RF Distribution Unit
Radio Design Group announces the introduction of the RFDU-400 modular RF distribution unit. Designed for use in a variety of receive applications, the RFDU-400 integrates several functions in one compact system, including direction finding commutation, digitally controlled band-reject filtering, signal routing, and system noise testing. The RFDU-400 operates over a wide frequency range of 10 kHz to 18 GHz, and includes up to two band-reject filters per path, with unprecedented passband widths in the multi-decade range.
Radio Design Group Inc.,
TotalTemp Technologies introduces the Retrofit Synergy Nano temperature controller. It features dual channel capability option for running two systems, independently or simultaneously; optional configurations for GPIB, failsafe systems, different power requirements, etc.; color LCD touch screen; network printing, logging and graphing functions; and selectable resume-control functions. It is Ethernet, USB, and serial communications standard and thumb drive compatible. Flexible inputs allow alternate sensors and expandability.
TotalTemp Technologies Inc.,
Anaren Inc. has introduced a new low-cost, low-profile subminiature 3 dB, 90° hybrid coupler (part no. C1517J5003AHF) offering excellent performance characteristics in an easy-to-use surface mount package. Part of Anaren’s growing line-up of Xinger®-brand subminiature components, the C1517J5003AHF is ideal for balanced power, low noise amplifiers, signal distribution, and other applications where low insertion loss and tight amplitude and phase balance are required.
Ardent Concepts announced a new, patented, high density termination assembly solution for true 40 Gbps/40 GHz coaxial-to-PCB transition. The Terminate-R is a compression mount (solderless) connector designed to provide the lowest loss interface between multiple lanes of high speed digital channels on a PCB to another PCB or measurement instrumentation. They exhibit a return loss of <-20 dB through 20 GHz with phase matching to ±2 ps. Initial versions are available in 16 up configurations with 2.92 female SMK coaxial cable connectors.
Coaxicom’s innovative 1 W 3900X series terminations are designed to minimize reflected power that often impedes transmission quality. Used across a spectrum of multi-port microwave devices including directional couplers, isolators and high-power transmitter applications, terminations absorb energy and prevent RF signals from reflecting back from open-ended or unused circuit ports. The Coaxicom DC to 26.5 GHz design maintains the mechanical integrity of 18 GHz designs with advanced performance, VSWR of 1.25:1 max. The 3900X terminations are available in SMA male interface configurations.
Coaxial Components Corp.,
Dual Channel Downconverter
The HMC1190LP6GE is a high linearity dual channel downconverter with integrated PLL/VCO that operates from 700 to 3500 MHz and is designed specifically for multi-standard receiver applications that require a compact and low power solution. It delivers 8 dB conversion gain, with excellent IP3 and input P1dB performance of +24 and +11 dBm respectively. Its RF and LO inputs are single-ended while an enable/disable pin makes it possible to reduce power consumption dynamically as conditions allow.
Hittite Microwave Corp.,
KRYTAR’s technological advances has extended the frequency range of this single unit, model 101050013, from 1 to 50 GHz with coupling (with respect to output) of 13 dB ±1.0 dB, frequency sensitivity of ±1.0 dB, and directivity of >10 dB. The directional coupler exhibits insertion loss (including coupled power) of less than 1.6 dB across the frequency range of 1 to 26.5 GHz and less than 2.9 dB from 26.5 to 50 GHz. Maximum VSWR (any port) is 1.5 (1 to 26.5 GHz) and 1.8 (26.5 to 50 GHz), input power rating is 20 W average and 3 kW peak.
1 A Buck DC
Linear announces the LTC3375, a highly-integrated general-purpose power management solution for systems requiring multiple low voltage power supplies. The device features eight independent 1 A channels with I²C control, flexible sequencing and fault monitoring in a compact QFN package. Each channel is a high efficiency synchronous step-down regulator with its own independent 2.25 to 5.5 V input supply and an output voltage range of 0.425 V to VIN.
Linear Technology Corp.,
Crystal Notch Filter
NIC introduces a high performance crystal notch filter operating in the VHF frequency range. This filter offers a narrow band notch attenuation of 25 dB minimum and low passband insertion loss, making it suitable to select closely spaced adjacent channels in receiver applications. Custom designs are available up to 250 MHz.
Networks International Corp.,
Vertical Microstrip Circulator/Isolator
RADITEK’s new double junction vertical microstrip circulator/isolator operates from 15.5 to 17.9 GHz, 10 W. It features low loss and high isolation. Typical specifications are: insertion loss (P2-P1) 0.65 dB/(P1-P3) 1.10 dB, isolation (P1-P2, P3-P2, P2-P3) 20 dB/(P3-P1) 35 dB, VSWR 1.30:1 on all ports. It operates at –40° to +70°C. Dimensions: 6.0 × 9.0 × 4.0 mm. These units are proven in the field and are fully RoHS compliant.
Renaissance’s new broadband circulator is ideal for transmitter protection application. Operating over 962 to 1213 MHz, this device can withstand 2000 W peak and 20 W average power levels. It is designed to sustain temperatures from -55° to +120°C while the loss is maintained below 0.5 dB. For the circulator’s datasheet, visit www.rec-usa.com.
Renaissance Electronics Corp.,
Base Station Coupler
The new RMCO25.5800SNf covers the 5.7 to 5.9 GHz band offering typical electrical performance of 0.3 dB insertion loss, VSWR of 1.15:1 and minimum directivity of 25 dB. Average power handling is 150 W and the unit is operational over the -35° to +85°C range. Mechanical package is 2.30" × 1.42" × 0.79". Connectors used are type N female on the mainline and SMA female on the coupled ports. Optional connectors and coupling values are available on request.
Response Microwave Inc.,
Resistive Power Dividers
RFMW announced design and sales support for Florida RF Labs’ RPD Series of broadband resistive power dividers. The RPD0212F is a DC to 12 GHz, two-way divider that handles up to 1 W of CW power in an extremely compact size (0.098" × 0.098"). The new RPD series offers significant advantages over on-board multi-resistor designs by providing excellent broadband frequency response, highly repeatable performance, and streamlined assembly process in a monolithic surface-mountable chip package.
Florida RF Labs,
Distributed by RFMW Ltd.,
Adjustable Phase Shifter
RLC Electronics’ manually adjustable delay line (phase shifter) offers continuous adjustment of electrical delay over the frequency range of DC to 40 GHz. Adjustment is through a multi-turn, locking shaft. Low insertion loss and VSWR are maintained throughout the adjustment range. The unit comes with a choice of male or female 2.92 mm connectors. It has an impedance of 50 Ω,a power rating of 5 W average, and a temperature range of -55° to +85°C.
RLC Electronics Inc.,
Directional Sensor Module
Model SSP-24303-42-D1 is a low cost, production ready K-Band FMCW ranging and directional sensor module. The center frequency of the module is set at 24.125 GHz with ±150 MHz frequency modulation bandwidth and +3 dBm nominal output power. The sensor operates from a single +5 Vdc power supplier and typically draws 250 mA current and requires 0 to +15 V voltage swing for electrical tuning. The sensor incorporates an I/Q mixer to provide target moving direction information.
SAGE Millimeter Inc.,
LTE Tx/Rx Switches
Skyworks unveiled five LTE Tx/Rx switches for smartphones and tablets. The SKY13414-485LF, SKY13415-485LF, SKY13416-485LF, SKY13417-485LF and SKY13418-485LF main/diversity antenna switches cover SP4T through SP8T and allow up to eight bands of WCDMA/LTE. The high linearity and low insertion loss achieved by this suite of devices make them ideal for switching applications commonly used in LTE-based handsets, data cards and tablets. Their symmetric design and higher power handling also provide flexibility in signal routing for higher power TD-SCDMA/TDD-LTE, WCDMA/FDD and LTE transmit/receive functions.
Skyworks Solutions Inc.,
This rugged, lightweight and high-speed board-to-board interconnect is compliant to VITA 46, including backward compatibility with all existing VITA 46 daughter cards, and supports OpenVPX architecture. The new connector system features the modularity and flexibility of the field-proven MULTIGIG RT 2 connector products, but with a new quad-redundant contact structure designed for extreme vibration levels. Ruggedized guide hardware is also available for use with the MULTIGIG RT 2-R connectors to increase the stability of the daughtercard-to-backplane interface under shock and vibration.
Surge Protection Products
Times Microwave Systems introduced the new and unique Times-Protect® LP-18-400-Nseries of DC pass RF lightning and surge protection products with a frequency operating band from DC to 6000 MHz. This new bidirectional design with either a type N male or type N female connector on one end can be directly attached to an LMR-400 cable via the same standard EZ non-solder interface used on other EZ-400 non-solder style connectors.
Times Microwave Systems,
High Power Duplexer
Trilithic introduced a new line of high power duplexers and triplexers designed for 4G LTE build-out. Model FD2001 DIN-R duplexer specifications include: RX: 1710 to 1785 MHz, TX: 1805 to 1880 MHz; impedance: 50 Ω; insertion loss: RX: 0.70 dB max, TX: 0.70 dB max; isolation: 65 dB min, RX to TX; input power: 200 W, single carrier max; VSWR: 1.25:1 max, any port; PIM: <-160 dBc ( at 2°43 dBm); temperature: -40° to +60°C; connectors: 7/16 DIN female; dimensions: 7.9" × 7.6" × 1.7".
High Power Circulators
CT-849-D is one of a series of 2 KW CW circulators that cover 75 to 125 MHz with 5 percent minimum bandwidths. Peak power options are also available. Typical applications are medical, scientific and FM transmitters. Operating at 80 MHz, the unit provides 20 dB minimum isolation with less than 0.3 dB loss and 1.25 maximum VSWR. Operating temperature is 10° to 60°C case temperature with conduction cooling. The unit size is 9" × 9" × 2". DIN 7/16 connectors are standard with options for 7/8 EIA flanges.
UTE Microwave Inc.,
VidaRF offers a wide selection of two-way through 16-way power divider/combiners, designed to cover 100 MHz to 20 GHz with average power handling of 30 W for narrow, octave, dual and multi-octave band applications. Standard connector type: SMA female, other connectors available upon request. VidaRF is a North Carolina based company that is focused on being a solutions provider by building to customer specs and offering zero days lead time for custom parts through its stock and ship program.
Vishay released the new MPMA series of precision matched-pair resistors. Each MPMA network is constructed using moisture-resistant thin film tantalum nitride resistor film with enhanced passivation on a high purity alumina substrate. The MPMA device is resistant to moisture at +85°C, 85 percent relative humidity, and 10 percent rated power per MIL-STD-202, method 202. Offering higher precision matching capability than discrete SMT chips, the AEC-Q200-qualified dividers provide low TCR tracking of ±2 ppm/°C and tight ratio tolerance to ±0.05 percent.
Vishay Intertechnology Inc.,
Solid State RF Amplifier
Comtech PST introduced its 700 to 2300 MHz, 200 W model BHED78238-200 rack mounted wideband high power solid state RF amplifier. Comtech has integrated its proven RF GaN PA module designs into a single 19" rack. This amplifier features an internal AC power supply, full Ethernet Interface/GUI control, front panel digital display for forward and reverse power, temperature, current, etc., and separate fault LEDs. Applications include ground mobile or fixed, surface, and airborne platforms.
High Power Amplifier
Empower model BBM5K8CKT is a 2500 to 6000 MHz amplifier which is guaranteed to deliver 100 W output power and related RF performance under all specified temperature and environmental conditions. The amplifier module is 8" × 6.5" × 1" and is suitable for broadband jamming and high power linear applications in the S/C-Bands. This module utilizes high power GaN on SiC transistors and also features built in control and monitoring, with protection functions.
Empower RF Systems Inc.,
The MAAM-010373 is a GaAs MMIC amplifier that exhibits low distortion and high gain in a lead-free surface mount package. The amplifier employs a monolithic single stage design, featuring convenient 75 Ω input/output impedance which minimizes the number of external components required. It is fabricated using a PHEMT process to realize low noise and low distortion. Operating between the 50 and 1100 MHz frequency range, the amplifier exhibits a high gain of 22 dB and low noise figure of 2.2 dB.
M/A-COM Technology Solutions Inc.,
Silicon Carbide Power Modules
Microsemi’s new industrial temperature SiC power modules feature multiple circuit topologies and are integrated into low profile packages. The majority of the new module product family uses aluminum nitride (AIN) substrates to enable isolation from the heat sink, which improves heat transfer to the cooling system. Additional features include high speed switching, low switching losses, low input capacitance, low drive requirements, low profile and minimum parasitic inductance which enable high frequency, high performance, high density and energy-saving power systems.
Log Video Amplifier
Model SDLVA-0R71R3-75-CD-1 is a 700 to 1300 MHz successive detection log video amplifier. This model has a dynamic range of 75 dB, a log slope of 40 mV/dB and a nominal video bandwidth of 20 MHz. The log linearity is ±1.2 dB typical from -65 to +5 dBm input power levels and a typical TSS of -70 dBm. The limited IF output is +5 dBm typical. This model offers very fast rise times of 9 nsec and fall times of 25 nsec typically.
Planar Monolithics Industries,
Linear PA Modules
The parts in RFMD’s new RF73xx series of high-power, high-efficiency linear power amplifiers are designed for use as the final amplification stage in 3 V, 50 Ω LTE mobile cellular equipment developed for E-UTRAN/LTE band operation. These parts are developed for 5 to 20 MHz LTE channel bandwidths. Each has two digital control pins to select one of three power bias states to optimize performance and current drain at lower power levels. Each also has an integrated directional coupler.
RF Micro Devices Inc.,
Low Noise Amplifiers
TriQuint introduced two packaged LNA gain blocks that deliver cost-effective high performance over broad bandwidths of 50 MHz to 4 GHz. They combine very high linearity with very low noise figures, making them ideal for use in the transmit and receive sections of high-performance GSM, WCDMA, CDMA, and LTE base transceiver stations and defense applications. In addition to their high performance in wireless infrastructure, the new LNAs can be used in a variety of systems ranging from repeaters and tower-mounted amplifiers to defense communications and general-purpose circuits.
TriQuint Semiconductor Inc.,
L-com has introduced two new HyperLink® brand horizontal polarized waveguide omnidirectional antennas. These rugged new 2.4 GHz antennas are available in 9 dBi and 13 dBi versions. They feature very low loss which makes them very efficient to operate. The horizontally polarized design is ideal for use in areas susceptible to the affects of interference generated by commonly used vertically polarized wireless LAN equipment. The antennas include rugged UV-resistant PVC radomes designed for all weather operation and come with steel mast mounting brackets.
Temperature Compensated Oscillator
Tellurian Technologies announces the development of a highly stable TCXO that has a tight stability in a smaller size (5.0 × 3.2 × 1.65 mm). The TT-VT4000CT is a temperature compensated oscillator with the stability of ±0.14 ppm over -10° to 70°C. The frequency range is 10 to 40 MHz and generates a clipped sine output. The TT-VT4000CT has a low current drain of only 3.5 mA max and achieves a low phase noise of -145 dBc/Hz at 1 kHz bandwidth.
Tellurian Technologies Inc.,
Voltage Controlled Oscillator
Z-Communications announced RoHS compliant VCO model V846ME24-LF in the S-Band. It operates at 3100 to 3500 MHz with a tuning voltage range of 1 to 12 V dc and provides better than 1.1:1 tuning linearity. This high performance VCO features a spectrally clean signal of -114 dBc/Hz at 100 kHz offset and a typical tuning sensitivity of 62 MHz/V. It is designed to deliver 3 dBm of output power into a 50 Ωload while operating off a 5 Ω dc supply and drawing typically 22 mA of current.
Schottky Barrier Rectifier Diodes
AVX introduced a new series of Schottky barrier rectifier diodes uniquely packaged as leadless chips. Eliminating the standard lead frame wire bond provides the chip with top-bottom symmetry, which enables better heat transfer, better current handling capability than SOD devices and fewer mounting problems. Available in several case sizes and a range of current values spanning 0.1 to 8 A, the new leadless chip form Schottky rectifier diodes are ideal for applications including switch mode power supplies, high frequency rectification, portable battery powered devices and reverse bias protection.
Enhanced Small Parts Library
The Modelithics Small Parts Library of measurement-based, equivalent circuit models for RF/MW simulation now includes more Global™ models than ever for 0402, 0201 and 01005 (EIA) size passive components from KEMET, AVX and other popular suppliers. Each Global model typically represents an entire component family, accurate from DC to 20 GHz or higher and scale with substrate and pad-geometry and part-value. The Modelithics Small Parts Library now contains 84 Global Models, and more are added with each library release.
Get access to premium content and e-newsletters by registering on the web site. You can also subscribe to Microwave Journal magazine.