- Buyers Guide
Military Microwaves Supplement
Recent Advances in Radar Technology
Using Calibration to Optimize Performance in Crucial Measurements
X-Band Hybrid Coupler
Florida RF Labs has expanded the HybriX® coupler product line with the introduction of a new X-Band hybrid coupler, HPX2F. With operating frequency of 8 to 12 GHz, HPX2F is the world's first multi-layered PTFE coupler designed for X-Band applications. HPX2F offers low insertion loss, excellent amplitude balance, and high isolation in a surface-mountable package measuring only 0.250" × 0.200." The multi-layered PTFE construction is thermally stable and compatible with common PWB materials. HPX2F is available in both RoHS-compliant and tin-lead plating. HPX2F can be ordered with a space-level qualification test package that includes a true multipaction test performed at atmospheric pressure of 10-5 torr or lower. HPX2F is delivered in tape and reel packaging.
Florida RF Labs
1-Bit Digital Attenuator
M/A-COM Technology Solutions Inc. introduced a 1-bit digital attenuator for CATV and set-top box (STB) front-end applications. The MAAD-010305 is a 15 dB step GaAs MMIC digital attenuator. It is designed to condition cable input signals to the STB. The device is ideally suited for use where high accuracy, very low power consumption, and low intermodulation products are required. The MAAD-010305 is fabricated as a monolithic GaAs integrated circuit using a mature PHEMT process. The process features full chip passivation for performance and reliability. The attenuator is designed for operation from DC to 1.1 GHz. It is packaged in a RoHS-compliant lead free SOT-25, five-lead surface-mount plastic package. The MAAD-010305 is characterized by low insertion loss and allows for positive and negative voltage control, complemented by 75 Ω impedance.
M/A-COM Technology Solutions Inc.
WiFi 5.8 GHz Cavity Filter
NIC recently developed a narrowband cavity filter at 5745 MHz, perfectly suitable for use in WiFi 5.8 GHz applications. This filter offers a narrow passband of 40 MHz with low passband insertion loss of less than 1.5 dB and adjacent channel rejection of greater than 20 dB, built in a compact package size of 3.5" × 3.5" × 1.50" plus connectors.
Networks International Corp.
Overland Park, KS
Pulsar model PS2-56-450-15S covers the frequency range of 8 to 60 GHz with 3 dB typical insertion loss, 10 dB typical isolation, and VSWR 2.00:1 typical. Amplitude and phase balance are 1 dB and ±15 degrees, respectively. Maximum input power is 10 W. 1.85 female connectors are utilized in a housing with dimensions of 1.04" × 0.6" × 0.38."
Pulsar Microwave Corp.
RADITEK's newest coaxial circulator model, RADC-225-400-N23-200WR covers the full-band 225 to 400 MHz with guaranteed specifications of 0.7 dB insertion loss, 17 dB isolation, and 1.40:1 VSWR over the full operating temperature range of 0° to 50°C. The 225 to 400 MHz wideband coverage of these circulators and isolators give outstanding performance. This frequency band is used mainly for military, aviation and government communication. Standard power options range from 1 to 400 W. These units are proven in the field and are fully RoHS compliant.
San Jose, CA
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 (2.5 dB maximum) and VSWR (2.0:1 maximum) are maintained throughout the adjustment range. The unit comes with a choice of male or female 2.92 mm connectors. The PSM40 has an impedence of 50 Ω and a power rating of 5 W average. It operates in a temperature range of -55° to +85°C.
RLC Electronics Inc.
Mount Kisco, NY
Sangshin Elecom announces a suite of monoblock filters for ADS-B/UAT/TCAS applications. These filters are designed with a common footprint allowing for increased design flexibility. The MBP44RC978S05C,
MBP44RC1030S15C and MBP44RC1090S15C all offer excellent performance and stability in a small, cost-effective package. Sangshin filters can be quickly and easily modified to a variety of specification configurations based on specific customer requirements.
Sangshin Stocking Distributor
San Jose, CA
San-tron Inc. has announced a new series of PIM cable assemblies. They feature intermodulation performance as low as -181 dBc with an eSeries 7/16 connector terminated on TFlex-402 cable. Typical performance across the lineup of assemblies terminated with eSMA and eSeries Type Ns is -162 dBc. The eSMA cable assemblies perform DC to 20 GHz and the eSeries Type N cable assemblies perform DC to 18 GHz. These assemblies are phase and attenuation stable, provide excellent shielding, support UL/NEC Plenum class CMP, are corrosion resistant, and are low in weight and highly flexible.
RV-13 Full-Band Receiver
Spacek Labs model RV-13 is a full-band receiver that downconverts all of V-Band (50 to 75 GHz) to an IF band from 1 to 26 GHz. The LO is derived from a free-running Gunn oscillator at 49 GHz. The RF port is WR-15 and the IF port is K"F." The LO bias is +7 V at 1A typical. This receiver can be used to extend the frequency range of a spectrum analyzer.
Spacek Labs Inc.
Santa Barbara, CA
These miniature surface-mount bandpass filters can be specified for passbands from 8 to 20 GHz with bandwidths from 5 to 10 percent of the center frequency. The insertion loss of these custom filters is dependent on frequency and bandwidth, but ranges from as low as 1 dB at lower frequencies and narrower passbands to as high as 3.5 dB at the highest frequencies and widest passbands with a VSWR of better than 2:1 and power handling of 1 W. The ripple performance of these filters is outstanding, at ±0.5 dB. The center-frequency drift is also impressive at only ±0.6 percent across an operating frequency range of -35° to +85°C.
Synergy Microwave Corp.
0.5 W BTS RFIC
The skyrocketing popularity of smartphones and other MIDs makes products like TriQuint's new TQP7M9102 essential for 3G/4G base station, repeater, femtocell and similar applications. This innovative new product integrates ESD, RF over-drive and DC over-voltage protection while delivering its highly linear signal with very low power consumption. Only TriQuint offers all these benefits, plus industry-standard packaging.
This four-way combiner operates from 20 to 1000 MHz at 100 W CW, measured at the sum port. This small package enables customers to combine four 25 W modules in a harsh military environment, often operating into other than 50 Ω. Designed for military and commercial applications, this unit will tolerate a full input failure, at rated power. The unit provides exceptionally low loss (0.75 dB maximum). It measures 5" × 2" × 1" and weighs 0.75 pounds. It operates from -55° to +85°C. It can be supplied with several connector options, including N Female and SMA Connectors.
4 to 18 GHz Solid-state Amplifiers
AR RF/Microwave Instrumentation has redesigned several of its "S" Series solid-state amplifiers to extend the bandwidth from 18 GHz down to 4 GHz. The models previously went down to 6 GHz. These redesigned amplifiers are available in 5, 10, 20 and 40 W.
AR RF/Microwave Instrumentation
High Linearity VGAs
The HMC996LP4E and the HMC997LC4 are GaAs PHEMT MMIC analog variable gain amplifiers that operate from 5 to 12 GHz and from 17 to 27 GHz, respectively. These amplifiers deliver up to 20.5 dB of gain, +24 dBm, of output P1dB, and +34 dBm of output IP3 in their maximum gain state. Each of these amplifiers is controlled by a single analog control voltage between 0 and -4.5 V, and provides up to 22 dB of gain control range. The high linearity performance of the HMC996LP4E and the HMC997LC4 allows them to be used as either buffer amplifiers, or as power amplifier pre-drivers in microwave transmitter applications. The HMC996LP4E consumes 120 mA from a +5 V supply, and is housed in a RoHS-compliant 4 × 4 mm QFN leadless package. The HMC997LC4 consumes only 170 mA from a +5 V supply, is housed in a RoHS-compliant 4 × 4 mm ceramic QFN leadless package.
Hittite Microwave Corp.
Microsemi specializes in the design and supply of ultra low phase noise amplifiers. This low phase noise X-Band high power amplifier, model AML812PND1501, operates in the frequency range of 8 to 12 GHz and provides output P1dB of +34 dBm minimum (2.5 W). This amplifier delivers 1/f phase noise -155 dBc/Hz at 1 KHz and -165 dBc/Hz at 100 KHz offset. Dimensions are 2.24" × 2.45" × 0.58."
The ZHL-22LM-75+ is a high performance, push-pull amplifier featuring very low second-and third-order distortion products across its 5 to 200 MHz bandwidth. Designed for a 6 V/300 mA typical power supply, with F connectors in/out, it is a high value, low cost solution providing a 15 dB gain for CATV return path applications under DOCSIS 2 and 3. The rugged, aluminum alloy case measures 3.75" × 2" × 0.8."
26 to 40 GHz Amplifier
MITEQ's new model JS4-26004000-27-10P is a low noise medium power amplifier with only 2.7 dB maximum noise figure and +10 dBm P1dB. This model has a gain of 28 dB minimum in a small hermetically sealed package with field replaceable K-connectors. MIL-883 screening is also available. Different options, such as gain, noise figure and power output, are also available.
PMI model ERDLVA-218-CW-LPD is a CW Immune, Extended Range Detector Logarithmic Video Amplifier (ERDLVA) designed for ultra low DC power consumption. This model operates over the 2 to 18 GHz frequency range and has the ability to interface with an output cable measuring over 100 feet in length. This model provides very high speed, excellent flatness and accuracy in an ultra small hermetically sealed housing measuring only 2.04" × 1.67" × 0.472." It has an ultra low DC power consumption of less than 3.9 W total.
Planar Monolithics Industries Inc.
Low Noise Amplifiers
Skyworks introduced a series of high gain, two- stage LNAs employing both GaAs PHEMT and GaAs HBT technology that offer very low noise figure, high linearity and excellent return loss in a small, quad flat, 4 mm squared leadless package. On-die, active-bias design ensures consistent performance and enables unconditional stability. The PHEMT front-end enables ultra low noise figure, while the HBT-based output stage provides customers a compelling solution with both high linearity and efficiency. The SKY67105-306LF (0.6 to 1.1 GHz) and the SKY67106-306LF (1.5 to 3 GHz) high gain, low noise amplifiers are well suited for cellular infrastructure applications.
Skyworks Solutions Inc.
Low Noise Amplifier
The ASL40-B2010L is a 18 to 40 GHz frequency bandwidth LNA consisting of gain blocks with 20, 30, 40 dB and output P-1 dB of +10 and +15 dBm. These products are battle-tested and backed with a four-year warranty program.
Anritsu Co. introduces software for its MS269xA and MS2830A series signal analyzers, as well as its MG3700A Vector Signal Generator to create single-instrument solutions that support the IEEE802.11n/p/a/b/g/j wireless LAN (WLAN) standards. With the software installed, the instruments provide developers of WLAN devices, modules and boards used in home entertainment and automobile onboard wireless systems with accurate, cost-effective solutions to verify design performance. The WLAN measurement software allows the MS269xA and MS2830A to support EVM modulation analysis, which is required for evaluating the Tx characteristics of IEEE802.11n/p/a/b/g/j WLAN signals. The analyzers can also measure key characteristics, such as spectrum mask, spurious, and adjacent channel leakage power.
Morgan Hill, CA
3200 MHz DRO Replacement
The ESP-3200 phase-locked oscillator operates at 3200 MHz and features exceptionally-low phase noise (less than -120 dBc/Hz at 10 KHz) and high stability (±0.25 ppm). The unit is supplied with an internal reference and offers +15 dBm output power and low spurs (less than -80 dBc). The internal reference can be optionally phase-locked for phase coherence to a customer's external frequency reference used for other circuits in the system. Designed for ruggedized ground mobile or airborne operation, the ESP-3200 also features an extended operating temperature range (-40° to +85°C), high vibration tolerance and low power consumption. The ESP units are designed as DRO replacements in Hi-Rel, ruggedized applications. Custom units are available.
EM Research Inc.
Temperature Compensated Crystal Oscillator
The VFTX250 is the industry's smallest size Temperature Compensated Crystal Oscillator (TCXO). It offers outstanding performance for wireless communication systems. The device delivers frequency stability of ±0.5 ppm and is also available across the industrial temperature range of -40° to +85°C in a miniaturized 2.5 × 2.0 mm SMD ceramic package. The VFTX250 TCXO offers output frequencies up to 52 MHz in the low power clipped sine wave output with supply voltages ranging from 2.8 to 2.5 V. Typical current consumption is as low as 1.1 mA and to minimize battery drain the device also has an output enable/disable option. Its ultra miniature size, 2.5 × 2 mm, allows for efficient use of board space and product designs expansion.
Valpey Fisher Corp.
Vectron International released another high performance OCXO for its growing family of Holdover Oscillators. The OX-203 Holdover Oscillator allows the customer to specify a level of holdover in a small footprint, cost effective, quartz-based solution. Specific features of Vectron's OX-203 include a package size of 25.4 × 25.4 × 13.4 mm, holdover specifications of 8 µsec over 24 hours, temperature stability of 0.8 ppb over -40° to 85°C, aging of 0.15 ppb/day, low phase noise 10 MHz outputs, and internal digital correction algorithms.
VCO with Low Phase Noise
Z-Communications announces a new RoHS-compliant VCO model CRO3500C-LF in S-Band. The CRO3500C-LF operates at 3500 MHz with a tuning voltage range of 0.5 to 4.5 V DC. This VCO features a typical phase noise of -111 dBc/Hz at 10 KHz offset and a typical tuning sensitivity of 5 MHz/V. The CRO3500C-LF is designed to deliver a typical output power of 2 dBm at 5 V DC supply while drawing 20 mA (typical) over the temperature range of -40° to 85°C. This VCO features typical second harmonic suppression of -15 dBc and comes in Z-Comm's standard MINI-16-SM package measuring 0.5" × 0.5" × 0.22." It is available in tape-and-reel packaging for production requirements. The CRO3500C-LF is also ideal for automated surface-mount assembly and reflow. CRO3500C-LF is well suited for digital radio and satellite communication applications that require ultra low phase noise performance.
Tunable Laser Module
Agilent Technologies Inc. introduced a new compact tunable laser module for its 816x Series lightwave measurement platform. In addition, the company introduced a fast spectral loss engine, a new software package for the N7700A photonic application suite. The new module and software help boost test throughput in
optical component manufacturing by achieving a measurement repetition rate that is unparalleled for solutions in this class. The Agilent 81960A compact tunable laser has 200 nm/s sweep speed and increased acceleration, combined with the dynamic accuracy specifications needed for measuring dense-wavelength division multiplexing (DWDM) components, all packaged in a compact module. The new and unique capability of dynamically specified sweeps in both directions enhances the repetition rate to 2 Hz for real-time use in adjustment and calibration procedures.
Agilent Technologies Inc.
Santa Clara, CA
Electromagnetic Field Meters
Narda Safety Test Systems, an L-3 Communications company, introduced two portable instruments designed exclusively for measurement of electromagnetic fields found in industrial environments. The battery-powered meters allow users to accurately ensure compliance with the IEEE C95.1-2005 standard and recommendations from ICNIRP that dictate Maximum Permissible Exposure (MPE) to electromagnetic fields. The NIM-511 and NIM-513 industrial field meters measure 1.5" × 2" × 8.1" and weigh 1.3 pounds. The NIM-513 operates from 10 to 42 MHz and its calibration reference frequencies include 27.12 MHz and 13.56 MHz. The NIM-511 operates over a frequency range of 300 kHz to 100 MHz with a calibration reference frequency of 13.56 MHz.
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