- Buyers Guide
Test and Measurement
Agilent Technologies has added two new oscilloscopes to its portfolio of handheld instruments: the 100 MHz U1610A and 200 MHz U1620A, the first handheld units to include a color VGA display. With up to three viewing modes (indoor, outdoor and night vision), these instruments enable engineers to view signal waveforms by zooming in to capture glitches under all lighting conditions. Key measurement capabilities include a sampling rate of 1 or 2 GSa/sec and two safety-isolated input channels. Analysis capabilities include deep memory, 1,000-times zooming, and dual zoom windows for overview and detailed displays.
Agilent Technologies Inc.,
Santa Clara, CA
High Power Combiner
Delta’s Model S6117 high power combiner operates with less than 0.8 dB of insertion loss and VSWR less than 1.35:1 over the entire 2 to 8 GHz frequency range. Amplitude tracking is less than ±0.2 dB. Phase tracking is less than ±4 degrees. The unit can handle 200 W.
5 to 500 MHz Power Divider/Combiners
MECA’s two-, three- and four-way power divider/combiners are optimized for excellent performance across all bands from 5 to 500 MHz. Their rugged construction makes them ideal for all low-frequency systems. Product is always available from stock to two weeks ARO in N and SMA connector configurations. Made in the U.S. with a 36-month warranty.
MECA Electronics Inc.,
RLC Electronics’ high-power directional couplers offer accurate coupling, low insertion loss and high directivity in a compact package. The standard units are optimized for two octave bandwidths and are available with a choice of coupling values. These units are ideal for sampling forward and reflected power with a negligible effect on the transmission line and low intermodulation products. Impedance: 50 ohms; coupling (nominal): 30, 40 or 50 dB; power: 500 W avg., 10 kW peak, 250 W; and accuracy (including frequency variation): ±1.0 dB.
Mt. Kisco, NY
TotalTemp has developed the SD14, a new standard model thermal platform. The surface area is 3.75" x 33.75" (14 sq in/90 sq cm). The plate itself rests in a well insulated rugged stainless steel chassis measuring only 3-3/8" H x 314.5" W x 17-3/4" D. The SD14 can be configured with either one of the TotalTemp temperature controllers, the Synergy Nano or the Watlow EZ Zone. All the standard options are available as well including the durable polycarbonate probing cover for nitrogen gas purging to eliminate condensation, failsafe systems for user settable high/low temperature limits, adapter plates and more.
TotalTemp Technologies Inc.,
San Diego, CA
AR RF/Microwave Instrumentation has introduced a family of new solid-state amplifiers that are more compact, more efficient and more powerful than previous models. The new “S” Series covers 0.8 to 4.2 GHz and powers up to 1200 W. These models employ a new design that delivers more than twice the power of older models. With these improvements, AR has maintained the superior rugged design for mismatch tolerance and excellent linearity.
AR RF/Microwave Instrumentation,
Virtual Vector Reflectometer
CMT introduces a new class of vector network analyzer, the virtual vector reflectometer Planar R54, operating in frequencies from 85 MHz to 4.2 GHz. Portable and lightweight, R54 is powered and operated via a single USB interface by external PC. Comparable to industry leaders, but at a fraction of the cost, R54 easily partners with a virtual power meter, and is ideal for use on DUTs in the field accurately and without use of testing cables.
Copper Mountain Technologies,
Dual Output Amplifier
Microsemi introduces the AML618P5012, a high efficiency dual (combined) input, dual output power amplifier operating over 6 to 18 GHz bandwidth. The amplifier delivers +31 dBm power at each output and is designed to operate up to a 95°C base plate temperature. AML618P5012 is available with an input power protection option up to 2 W CW. This design is available in a high-density package with 3.5" L x 1" W x 0.3" H. RF connectors are SMP. The DC supply is +10 V at 2.2 amps.
Santa Clara, CA
25 W Amplifiers
Two new 25 W amplifiers covering the 20 to 500 MHz and 20 to 1000 MHz ranges have been added to Microwave Amplifiers’ wideband GaN family of products covering 20 MHz to 6 GHz, with various output levels to 100 W. Incorporating reverse power, reverse polarity and over temperature protection with 40 percent efficiency, these amplifiers offer a reliable solution in OEM applications. Both models are also available in a test and measurement bench top form, suitable for a rapid proof of concept or for general laboratory use.
Microwave Amplifiers Ltd.,
Nailsea, Bristol, UK
+44 01275 853196,
Mini-Circuits PSA4-5043+ is a E-PHEMT based ultra-low noise MMIC amplifier operating from 50 MHz to 4 GHz with a unique combination of low noise and high IP3 making this amplifier ideal for sensitive high dynamic range receiver applications. This design operates on +3 to +5 V supply at only 33 mA at 3 V and 56 mA at +5 V, is internally matched to 50 ohms and is supplied in a super small SC-70 (SOT-343) MSL 1 package.
High Power Discrete Amplifier
RFMD’s new RF3928B is a 65 V, 380 W high power discrete amplifier designed for S-Band pulsed radar, air traffic control and surveillance, and general-purpose broadband amplifier applications. The RF3928B’s features include: wideband operation from 2.8 to 3.4 GHz; advanced GaN HEMT and heat-sink technologies; optimized evaluation board layout for 50 Ω operation; integrated matching components for high terminal impedances; 65 V operation typical performance: pulsed output power 380 W; small-signal gain 13 dB; drain efficiency 50 percent; and -40° to 85°C operating temperature.
Multilayer Organic RF Inductor
AVX has developed a multilayer organic RF inductor in a 0402 case size that offers tight tolerance in a small footprint. Providing high-Q and high self-resonance, the RoHS-compliant MLO™ 0402 Series inductor features an inductance range of 1 to 32 nH. The low profile MLO 0402 Series inductor also offers high self-resonant frequency, and can support frequencies well above 1 GHz. These advanced devices are expansion matched to printed circuit boards, allowing for improved reliability.
Fountain Inn, SC
EMC Technology has added another SMT termination to its broad line of surface-mount products. The SMT252503ALN2F offers outstanding performance in a tight tolerance two percent unit. Using EMC’s patented asymmetrical wrap geometry, the thermal dissipation of the surface-mount termination is improved by increasing the solderable grounding area. This eliminates the need for bolt down heat sinks and tabs, thereby reducing assembly costs. All products are available in RoHS versions and are supplied on tape and reel for high volume pick and place applications.
SMT Clock Generators
Hittite Microwave has launched two newSMT packaged clock generators, theHMC1032LP6GEand the HMC1034LP6GE. The HMC1032LP6GE and the HMC1034LP6GE offer programmable frequency synthesis from 125 MHz to 3 GHz in both integer- and fractional-N relationships to their reference clocks. The HMC1032LP6GE is ideal for clocking DSP, FPGA and high-performance processors, and operates from 125 to 350 MHz, while the HMC1034LP6GEis designed to meet the stringent requirements of high-speed data converters and physical layer devices (PHY), and operates from 125 MHz to 3 GHz.
Hittite Microwave Corp.,
MITEQ’s Model SYS2H1324N01X is an ultra-wideband doubler that features an input frequency range of 6950 to 12,450 MHz and an output frequency range of 13,900 to 24,900 MHz. Electrical specifications include: Gain/loss of 0 dB; input power min. of 13 dBm; input power max. of 18 dBm; and an output power of 13 dBm. The operating maximum temperature range is -20° to 65°C.
PMI Model HP-26D5G-40G-CD-292FF is a suspended substrate, highpass filter that has a passband of 26.5 to 40 GHz. This model offers less than 2 dB insertion loss while offering over 54 dB of rejection at 20 GHz and below. This model is supplied in an ultra-small housing that measures only 0.65" x 0.65" x 0.50" in size and is supplied with 2.92 mm female connectors.
Planar Monolithic Industries Inc.,
30 GHz Drop-In Isolator
Renaissance Electronics has designed a new drop-in isolator for SatCom applications covering the 30 to 33 GHz frequency range. The unit has less than 1 dB insertion loss and more than 16 dB isolation and return loss over the temperature range of -20° to +60°C It is capable of handling 40 W of forward and 10 W of reflected power.
Renaissance Electronics Corp.,
Analog Front End
Texas Instruments Inc. (TI) introduced an analog front end (AFE) for femtocell base stations and portable software-defined radio (SDR) applications. The low-power, 12-bit AFE7225 integrates a dual 125-MSPS analog-to-digital converter (ADC) and dual 250-MSPS digital-to-analog converter (DAC). It operates 25 percent faster than the competition, while increasing the signal-to-noise ratio (SNR) by 2 dB and providing up to five times the DAC output current. In addition to the AFE7225, the 12-bit AFE7222 is available for lower bandwidth, power-sensitive applications. It integrates a dual 65-MSPS ADC and dual 130-MSPS DAC and uses only 398 mW in full-duplex or 212 mW in half-duplex receive mode at full speed.
Texas Instruments Inc.,
Broadband Power Divider
TRM Microwave’s Model DL 162030 is a broadband, 16-way power divider that is well suited for radar and SatCom applications from 20 to 3000 MHz. The maximum amplitude balance is ±0.8 dB while the phase imbalance between output ports is ±10 deg. Isolation between output ports is at least 18 dB. The maximum input and output VSWR is 1.60:1. Model DL162030 is rated for CW input power levels to 20 W, and delivers output signals with maximum insertion loss of 4.5 dB. It is supplied in a rugged aluminum housing measuring 9.4" x 3.0" x 0.40" with SMA connectors. The power divider is designed for operating temperatures from -15° to +55°C.
Diamond Substrate Surface-Mount Terminations
The excellent heat dissipative properties of CVD diamond substrates allow high power terminations and resistors in very small packages. RFMW’s CT0402D is a 10 W termination packaged on a standard 0402 size diamond substrate. Operating frequencies are from DC to 8 GHz. CVD diamond thermal conductivities are about three to four times that of copper at 1000 to 1800 W/m-K and far beyond Beryllia and Aluminum Nitride, making them ideal for high reliability and space applications or where printed circuit space is at a premium. RFMW supports the EMC Technology diamond substrate products as well as BeO and AlN devices.
San Jose, CA
Low-Noise Block Downconverter
RADITEK announced a new low-noise block downcoverter, a phase-locked LO, Ka-Band (20.2 to 21.2 GHz) with a noise figure of 1.7 dB and 60 dB gain. It operates from 18 to 24 V at 400 mA maximum. It has a WR42 interface, type N IF out, 10 MHz reference in, on DC bias line/IF port. It has 45 dB image rejection and 15 dBm P1dB if frequency 1 to 2 GHz. It operates to 10,000 feet ASL. These units are proven in the field and are fully RoHS compliant.
San Jose, CA
Terminal Chip Resistors
Available with voltage ratings up to 3 KV and resistance values from 100 k up to 100 G Ω, the new Ohmite HVC Series of wrap around terminal chip resistors have a standard TCR of 100 ppm and standard tolerances of five percent, although tolerances as low as 0.50 percent can be achieved. Voltage coefficients range from as low as 10 and up to 100, depending on resistance value. Supplied in 0805, 1206 and 2512 package sizes, the range comprises 23 stock part numbers. The thick film resistors have an operating temperature range of -55° to +155°C and the matte tin contact with a nickel barrier is designed for extended shelf life so the product is suitable for inventory support.
Ohmite Manufacturing Co.,
Arlington Heights, IL
3 dB, 90° Hybrid Coupler
Werlatone’s Model QH8911 is a 90° hybrid coupler that covers the full 80 to 1000 MHz band. Rated at 250 W CW, this three-port design, wherein the difference port is internally terminated with a high power termination, eliminates the need for a customer-supplied external load. Measuring 4.25" x 2.88" x 1", this unit is specifically designed for military and commercial environments.
DC to 18 GHz SMA Connectors
Ducommun’s 2S Series features SMA connectors and a frequency range of DC to 18 GHz. The 2SE Series also features options for SMA connectors and a frequency range of DC to 26.5 GHz. Both series are available with failsafe, latching self cut-off, or pulse latching options. Weight (max.): 2.1 oz. RF impedance: 50 ohms nominal, operating temperature (failsafe): -55° to +85°C ambient, operating temperature (latching): -25° to +85°C ambient, and operating life: 1,000,000 cycles min.
Ducommun LaBarge Technologies,
Enhanced Performance SMA Connectors
Richardson RFPD Inc. announced immediate availability and full design support capabilities for a series of Enhanced Performance SMA connectors from Carlisle Interconnect Technologies. The EPSMA (Enhanced Performance) series provides mode free performance to 27 GHz. In addition, the connectors are tuned to provide ultra low VSWR to 27 GHz (typically 1.15:1). This new product offering consists of field replaceable styles with industry standard flange configurations and pin sizes. The connectors offer low RF leakage (less than 90 dB), and all interfaces conform to MIL-STD 348. Applications for the Carlisle IT EPSMA series include defense electronics and test & measurement, plus modular amplifiers, power amplifiers, M/W switches, attenuators and VCOs.
Richardson RFPD Inc.,
HCMOS Clock Oscillator
Crystek’s CCHD-957 is a new ultra-low phase noise HCMOS clock oscillator with standby mode, featuring an extremely low close-in phase noise of -100 dBc/Hz at 10 Hz offset and a typical noise floor of -170 dBc/Hz at 100 kHz offset. The Crystek CCHD-957 HCMOS clock oscillator also features a "Standby Function" – when placed in disable mode, the internal oscillator is completely shut down and its output buffer is placed in tri-state. This family is housed in a 9 x 14 mm SMT package and operates with a +3.3 V power supply consuming 15 mA of current. Stability is rated at 20 to 50 ppm (0° to +70°C) and ±25 to 50 ppm (-40° to +85°C). The CCHD-957 generates frequencies between 10 and 50 MHz. Its output driver is capable of driving ±24 mA, translating to a rise/fall time of ~3 nsec max. at 20 to 80 percent Vcc with a 15 pF load.
Ft. Myers, FL
The KB-39500 frequency synthesizer operates fixed at 39.5 GHz, features low phase noise (<-80 dBc/Hz max. at 10 KHz) and +18 dBm output power. The unit locks to an external 10 MHz reference. The unit is available in fixed or programmable frequencies to 40 GHz with internal or external references, improved phase noise and reduced package sizes. Programmable designs are available with step sizes as low as 100 Hz. The KB units are designed for applications such as millimeter-wave, radar, fixed/mobile (VSAT), SatCom and digital radio. Custom units are available in fixed and programmable frequencies from 12 to 40 GHz in a standard package of 5.00" x 2.50" x 1.25".
EM Research Inc.,
Z-Communicationsannounced a new RoHS compliant voltage- controlled oscillator (VCO) Model USSP2350-LF for mobile communication system applications where low power consumption and small package size are critical. The USSP2350-LF covers the frequency range of 2300 to 2400 MHz in 0.5 to 3.0 V of tuning voltage. This high performance VCO comes available in a compact surface-mount package measuring a mere 0.2" × 30.2" × 30.04" while operating off 2.7 V and drawing only 6 mA, typically.
PCB Footprint Model Software
EMA Design Automation has released FootprintGen, an app that accurately automates the generation of complex PCB footprint (land pattern) models in a fraction of the time compared to typical manual methods. Both user-defined and the IPC-7351 standard settings are fully supported across a broad range of component families. FootprintGen supports multiple user settings with user configurable line and text widths for solder mask, assembly, pad and other layers.
EMA Design Automation,