Thick Film Attenuator

The model IMA2391 is a surface-mount thick film 1206 attenuator especially suited to RF/microwave applications and communications-oriented circuitry. This thick film attenuator is operational to 15 GHz in a properly matched continuous 50 Ω system. It is available from 1 to 70 dB in 1 dB increments with a tolerance as low as ±0.2 dB. Input power handling is 1 W (using proper thermal management techniques).

International Manufacturing Services Inc.,
Portsmouth, RI (401) 683-9700,
RS No. 216

15 W Load Terminations

These medium power, 50 W load terminations are efficiently designed for high performance, cost-effective solutions. Rated for 15 W average power (2 kW peak) with VSWR of 1:10 to 2 GHz, 1.20 to 6 GHz and 1.30 to 12 GHz. Made in the US and available from stock in Type-N, SMA, BNC and TNC connector styles (male/female).

MECA Electronics Inc.,
Denville, NJ (973) 625-0661,
RS No. 217

Wireless Band Splitters

These two-, three- and four-way wideband reactive power splitters operate in a frequency range from 380 to 2500 MHz. The model Dx-88FD series of power splitters is ideal for designing passive in-building wireless distributed antenna systems (DAS) now being required to meet homeland security issues. The extremely low loss of reactive components such as the D2-88FD help make the passive design realizable without recourse to amplifiers or other active components. Such a passive approach enhances reliability, cuts installation cost and has a high communications survival potential in an emergency situation. Insertion loss is < 0.05 dB and PIM is guaranteed to be < –150 dBc.

Parsippany, NJ (973) 386-9696,
RS No. 218

Directional Couplers

The model CB59-10-200/NF is a directional coupler that offers 200 CW at a frequency range of 0.8 to 2.5 GHz. The model shown is a 10 dB component, but 20 and 30 dB are also available. Since this model is a stock item, immediate delivery is available.

Microwave Communications Laboratories Inc.,
Saint Petersburg, FL (727) 344-6254,
RS No. 219

10 to 1000 MHz Mixers

This series of ADEX level 3, 7 and 17 (LO) mixers are designed to provide high isolation of greater than 50 dB typical with flat conversion loss of ±0.2 dB typical over the entire 10 to 1000 MHz band. LO and RF have good matching, typically 15 to 20 dB return loss, and the low profile 0.112" package is ideal for high density designs. Price: $2.95 each (10).

Brooklyn, NY (718) 934-4500,
RS No. 220

Ultra-light Filter/Limiter Assembly

These ultra-light filter/limiter assemblies operate in a frequency range from 10 to 3000 MHz for military and space applications. These assemblies combine roofing and narrowband filters with an integrated limiter to handle high input power and package weight is < 1 oz. Custom designs and package options are available (SMT, GPO, GPPO and SMA interfaces).

Networks International Corp.,
Overland Park, KS (913) 685-3400,
RS No. 221

Single-chip Switch

These two single-chip solutions support USB 1.1, USB 2.0 full speed, USB 2.0 high speed and high fidelity audio signals, captured on tiny 3.5 × 1.5 mm TDFN packaging. The devices are ideal for handheld applications including mobile phones and MP3 players. The PI3USB411 is used for switching two audio signals or USB data through a single socket, while the PI3USB412 is used for switching two audio signals from two different sources, or USB data through a single socket.

Pericom Semiconductor Corp.,
San Jose, CA (408) 435-0800,
RS No. 222

2 to 18 GHz Power Divider

The model ADP-2-218-M-BB is a miniature power divider designed to operate in a frequency range from 2 to 18 GHz. This model offers an insertion loss of 2.2 dB maximum, isolation of 16 dB minimum and a VSWR of 2.0 maximum. The power handling is 1.5 W at 2.0 VSWR and 2 W at 1.2 VSWR. Size: 0.779" × 1.026" × 0.300" with the connector shrouds removed.

Planar Monolithics Industries Inc.,
Frederick, MD (301) 631-2029,
RS No. 223

Two-way Power Divider

The part number PS2-53-450/15S is a two-way power divider that operates in a frequency range from 15 to 40 GHz. This power divider offers 1.2 dB insertion loss, 13 dB isolation, amplitude balance of 0.8 dB, phase balance of 10° and 1.80 VSWR. Outline dimensions are 1" × 0.6" × 0.4" with 2.92 mm female connectors.

Pulsar Microwave Corp.,
Clifton, NJ (973) 779-6262,
RS No. 224

Cavity Notch Filter

The part number 16R7-1270.86-X73.5S11 is a highly selective cavity notch filter. This unit is centered at 1270.86 MHz and offers a nominal 3 dB bandwidth of 73.5 MHz. The notch depth is greater than 45 dB across the frequency band of CF ±25 MHz. The passbands are 1200 to 1234 and 1307 to 1500 MHz, with insertion loss measuring less than 2 dB.

Reactel Inc.,
Gaithersburg, MD (301) 519-3660,
RS No. 225

Surface-mount Circulators/Isolators

The SMC series of surface-mount coplanar circulators and isolators is designed for high power applications and operates in a frequency range from 800 to 2500 MHz. These circulators are distinguished by good high power performance in congested multi-carrier environments. Models are available in typical bandwidths of 10 to 15 percent with isolation > 22 dB and insertion loss < 0.35 dB.

Renaissance Electronics Corp.,
Harvard, MA (978) 772-7774,
RS No. 226

3 dB Quadrature Combiner/Divider

The company’s newly patented 3 dB quad coupler technology provides low loss and exceptional amplitude balance. This bonded structure removes any air gaps within the circuit, insuring consistent unit to unit performance. The model QH7741 operates in a frequency range from 800 to 3000 MHz and offers a 50+ W CW unit with insertion loss of 0.5 dB maximum, VSWR of 1.35 maximum, isolation of 18 dB minimum, phase balance of 90° ±5° and amplitude balance of ±0.4 dB maximum. Size: 1.35" × 0.65" × 0.08".

Werlatone Inc.,
Brewster, NY (845) 279-6187,
RS No. 230

Schottky Detector

The model CR-455-R is a zero-bias Schottky detector designed to operate over the 43.5 to 45.5 GHz frequency range. This rugged, miniature design is suitable for a wide range of environmental conditions. The detector is supplied with a 2.4 mm input connector and an SMA output connector. Other types of output connectors are available. The VSWR is 2.0 maximum and the flatness is ±0.5 dB. Typical low-level sensitivity is 0.4 millivolts per microwatt. Negative or positive output polarity is available.

RLC Electronics Inc.,
Mount Kisco, NY (914) 241-1334,
RS No. 227

PIN Diode Switches and Attenuators

These PIN diode switches and attenuators operate in a frequency range from 0.5 to 18 GHz. Switches are available in 0.5 to 18 GHz with isolation of greater than 60 dB and switching speeds of less than 30 ns. PIN diode attenuators are available in bands that cover 2 to 4 GHz, 4 to 8 GHz and 8 to 18 GHz with either digital or voltage control.

Rodelco Electronics Corp.,
Ronkonkoma, NY
(631) 981-0900,
RS No. 228

WiMAX Bandpass Filter

This high performance bandpass filter was designed for use in WiMAX base stations filtering broadband information in the 2.5 GHz band. This model offers a maximum 0.7 dB of insertion loss and provides over 30 dB of band rejection at DC to 2.45 GHz and at 2.74 GHz during operation. Also this bandpass filter is compact in size with 120 × 90 × 40 mm. In addition, the bandpass filter is also available with the 3.5 GHz frequency band.

Universal Microwave Technology Inc., Taipei, Taiwan
+886 2 2698 9969,
RS No. 229


PCB Mount Switch

The 409 switch is a compact PCB mount switch that operates in a frequency range from DC to 3 GHz. This switch is specially designed for mounting directly on a PCB and is ideal for military, ATE and commercial applications that require high power handling and resistance to severe environmental conditions. This switch is a high quality alternative to solid-state devices.

Dow-Key Microwave Corp.,
Ventura, CA (805) 650-0260,
RS No. 231

Active Mixers

The model SKY42068 is a 400 to 1000 MHz active mixer focused on CDMA, EDGE, GSM, TETRA, WCDMA, WiMAX and WLL devices, and model SKY42070 is a 1700 to 2200 MHz active mixer aimed at DCS, PCS and UMTS communications. These models are integrated, high dynamic range, low noise receiver down converters. They include a double-balanced active mixer, local oscillator (LO) amplifiers and dual LO inputs selected by an external switch interface. The LO switch function is managed using an externally controlled complementary metal oxide semiconductor (CMOS) compatible interface. Price: $5.50 (10,000).

Skyworks Solutions Inc.,
Woburn, MA (781) 376-3000,
RS No. 233

High Vacuum Sub D Connectors

The high vacuum Sub D 5000 series of hermetic feedthroughs provides a solution for users needing more robust, more compact Sub Ds that are fully compatible with standard, off-the-shelf non-hermetic mating connectors. New hermetic connectors are available in double-ended pin configurations. The connectors provide higher pin densities by utilizing double density MIL-C-24308 arrangements; plug to plug and plug to receptacle versions are available. These connectors operate from –269° to +450°C and offer robust ceramic seals utilizing Ceramax dielectric.

SRI Hermetics Inc.,
Melbourne, FL (904) 323-0662,
RS No. 234

Push-on Connectors

The MCX and MMCX low cost miniature and micro miniature push-on connectors have been recently added to the company’s broad connector family. The MMCX connector series is rated up to 6 GHz, is designed for 75 and 50 Ω impedances, and have reliable coupling methods. The connectors are designed for use in applications where space and weight considerations are crucial.

Long Beach, CA (866) 282-4708,
RS No. 235

Hex/Round Attenuator

The model 2082-6446-XX is a 2 W SMA Hex/Round attenuator that operates in a frequency range from DC to 6 GHz. This attenuator features a lightweight, passivated stainless steel body and coupling nut, along with a gold plated, beryllium copper center contact. This, coupled with solid electrical performance and attractive prices starting at just $11.99 for quantities 1–99, make this an outstanding value. This product is ideal for volume production applications that require superior long-term performance and low cost.

XMA Corp.,
Manchester, NH (603) 222-2256,
RS No. 236

Thin Film Chip Resistor

The MSMR series is a miniature, thin film chip resistor that provides electrical characteristics consisting of value ranges from 2 Ω to 75 kΩ, TCRs available to ±5 ppm/C and tolerances starting at 0.01 percent. Size: 0.012" × 0.009". Sizes such as 0.015" × 0.015" and 0.020" × 0.010" are available along with the industry standards.

Mini-Systems Inc.,
North Attleboro, MA (508) 695-0203,
RS No. 232


Detector Log Video Amplifier

The model DLA-218CWI-SK45 is a small detector log video amplifier (DLVA) with a dynamic range of 45 dB and integral CW-immunity circuitry. The logging range is –40 to +5 dBm, the TSS is –40 dBm and the CW-immunity is to –10 dBm. The DC power is +12 VDC at 120 mA maximum and –12 VDC at 80 mA. The rise time is 20 ns typical and the fall time is 150 ns typical. Size: 2.52" × 1.97" × 0.40".

American Microwave Corp.,
Frederick, MD (301) 662-4938,
RS No. 237.

Automatic Gain Control Amplifier

The model AMP6G18-22-AGC is a broadband automatic gain control (AGC) amplifier that covers the frequency range from 6 to 18 GHz with a minimum of 20 dB gain. Gain flatness is better than ±1.75 dB with typical values of ±0.75 dB. This amplifier features a P1dB of at least +18 dBm. Noise figure is less than 4 dB with 2.5 dB typical. The AMP6G18-22-AGC features a gain adjust of greater than 20 dB via the AGC control pin. This unit utilizes the latest in microwave semiconductor technology, which results in an economical and high performance solution.

Amplical Corp.,
Verona, NJ (201) 919-2088,
RS No. 238

Satellite Communication Amplifiers

This range of ‘turn-key’ line amplifiers in 1U ¥ 19 inch rack units is designed for fast installation and hook-up in satellite communication bands from L to Ku. Typical gain of standard units is in the 20 to 25 dB range, while the output power of +20 dBm at 1 dB gain compression is selected to provide an adequate drive level for a high power TWT or solid-state amplifier. All the usual transmit and receive bands are covered from 3.6 to 31 GHz while some models will encompass multi-band applications such as C, X and Ku in a single unit.

Atlantic Microwave Ltd.,
Braintree, UK, +44 1376 550220,
RS No. 239

Dual High Power Amplifier

The LS2598 amplifier provides dual 75 W phase and gain matched outputs from a single input across the 1215 to 1390 MHz frequency range. A multi-technology architecture allows this unit to offer constant output power over a 12 dB input range, operational efficiencies exceeding 40 percent and standby power dissipation of less than 3 mW. Packaged in an ultra lightweight package weighing less than eight ounces, yet robust enough to withstand harsh environments, this amplifier has applications in long and short pulse L-band radars. In alternative packaging the unit will operate CW.

CAP Wireless Inc.,
Newbury Park, CA (805) 499-1818,
RS No. 240

Bi-directional 802.11 Amplifier

The model SMTR1719-48LD is an LDMOS FET amplifier designed for multi-purpose use in military and commercial markets. The unit operates from 1.7 to 1.9 GHz with a Tx P1dB of 48 dBm. Transmit gain is 29 dB with a flatness of ±0.75 dB across the band. Standard features include a single +28 VDC supply, thermal protection with auto reset and over/reverse voltage protection. In module form, the unit measures 6.7" × 4" × 0.8".

Stealth Microwave Inc.,
Trenton, NJ (609) 538-8586,
RS No. 241


Omni-directional Antenna

The 2.4 GHz PCNLP series is a low profile 3 dBi gain omni-directional antenna. This antenna provides a discrete antenna for wireless inventory analysis or any other meter-reading application. Rugged UV-stable radomes with many connector configurations make the PCNLP the ideal choice for any application that requires omni performance.

Astron Wireless Technologies Inc.,
Sterling, VA (703) 450-5517,
RS No. 242

Rotary Joint

The WR28 in-line waveguide rotary joint operates in a frequency range from 27.5 to 31 GHz with a VSWR of less than 1.30 and insertion loss less than 0.30 dB. The waveguide channel is capable of handling 500 W of average power. The material is aluminum with iridite finish. The overall length is 3.00". Waveguide flanges, mounting flanges and pressurization are optional.

Microwave Development Labs Inc.,
Needham Heights, MA (781) 292-6600,
RS No. 243

Rotary Joint

This coaxial rotary joint focuses on facilitating antenna rotation on maritime radar applications. The unit operates from DC to 12 GHz and offers VSWR of 1.15, insertion loss of 0.3 dB maximum, WOW of 1.05 and power handling of 100 W average. The unit measures 2.8" × 1.5", plus 1.97" diameter mounting flange with four 0.157" thru holes. The in-line configuration utilizes a hex body and a removable flange for ease of mounting. Product is offered with Type-N male and female connector options. Housing is nickel-plated brass.

Response Microwave Inc.,
Framingham, MA (978) 456-9184,
RS No. 244


MOSFET Devices

These MicroFET™ MOSFET products are thermally enhanced ultra-compact, low profile (2 × 2 × 0.8 mm) devices that target low power applications in the < 30 and < 20 V ranges. MicroFET power switches combine the company’s advanced PowerTrench“ technology with an industry-standard molded leadless package. This approach allows the MicroFET to deliver significant thermal and space improvements over conventionally used power MOSFETs in larger packages.

Fairchild Semiconductor Corp.,
South Portland, ME (207) 775-8100,
RS No. 245

Noise Diode

The model NW402 is a broadband microwave noise diode that operates in a frequency range from 10 MHz to 40 GHz with a 25 to 30 excess noise ratio (ENR). The diode is packaged in an economical pill package, 50 mil in length and diameter. The NW402 requires a bias current of only 15 mA with a diode voltage of 8 to 12 V, making it convenient for most microwave and built-in test applications.

NoiseWave Corp.,
East Hanover, NJ (973) 386-1119,
RS No. 246



The company has developed solutions for three new Generation 2 RFID Tags. ECCOPAD® isolators are now available for the Avery Dennison AD-220 Runway, UPM Rafsec Short Dipole and the KSW Excalibur, all used at the UHF (915 MHz) frequency. ECCOPAD isolators are thin, flexible, rugged elastomers, which, when placed between the metal surface and the RFID tag, enable tag operation. ECCOPAD isolators are available with an integral pressure sensitive adhesive on one side, both sides or neither side.

Emerson & Cuming
Microwave Products Inc.,
Randolph, MA (781) 961-9600,
RS No. 248

Metal Matrix Composites

The metal matrix composites are designed for thermal management products of high heat applications. These thermal management products for LDMOS packages, base plates and spreaders are for military electronics, telecommunications, aerospace and aviation uses involving extreme temperatures, including radar and weapons systems, and integrated circuits. The copper-clad molybdenum copper, molybdenum copper, aluminum silicon carbide and tungsten copper are used to dissipate heat in high temperature semiconductor chip applications.

AMETEK Specialty Metal Products,
Eighty Four, PA (724) 250-5182,
RS No. 247


YIG Oscillators

These Yttrium Iron Garnet (YIG) frequency sources feature high spectral purity that is needed for FMCW radar, microwave point-to-point radio and instrumentation applications. The YIGs are available up through Ku-band, and these high fundamental frequencies also minimize spurious signals in advanced radars. Proprietary shock-mounting techniques minimize microphonics. The YIGs are available in two configurations, Micro-YIG and Mini-YIG, to address a range of packaging and operating parameters. These YIG oscillators can be operated in an unlocked free-running mode, providing phase noise better than –105 dBc/Hz at 10 kHz offset and –128 dBc/Hz at 100 kHz offset.

Endwave Defense Systems,
Sunnyvale, CA (408) 522-3180,
RS No. 249

Active ×2 Multipliers

Models HMC-C031, HMC-C032, HMC-C033 and HMC-C034 are broadband active ×2 frequency multipliers that provide output frequency coverage from 6 to 46 GHz. These multipliers utilize GaAs PHEMT technology and are packaged in miniature hermetic 41.66 × 27.59 × 8.50 mm connectorized modules. When driven with a +3 dBm signal, these active ×2 frequency multipliers deliver between +13 and +17 dBm of output power, with Fo and 3Fo isolations from 12 to 30 dBc with respect to the output signal level.

Hittite Microwave Corp.,
Chelmsford, MA (978) 250-3343,
RS No. 250

n 8 to 12 GHz Frequency Synthesizer

The TLSD/TLS2 frequency synthesizers operate in a frequency range from 8 to 12 GHz and provide good spectral quality; typically better than –85 dBc/Hz at 10 kHz off the carrier at 12 GHz. These units are system friendly, providing interface options of RS232, RS422 and RS485 within the unit. Features include: rugged EMI shielded enclosure on TLSD model, multi-drop bus configuration and low phase noise, low microphonics and no phase hits (over temperature).

Luff Research Inc.,
Floral Park, NY (516) 358-2880,
RS No. 251

Octave-band Oscillator

The model UMZ-1601-A16-G is an RoHS-compliant, octave-band oscillator that operates in a frequency range from 800 to 1600 MHz. This model features low phase noise performance of –100 dBc/Hz at 10 kHz offset from the carrier over the 800 MHz bandwidth. Operating with a 10 VDC supply while drawing 25 mA (typical) over the temperature range of –40° to 85°C, UMZ-1601-A16-G is suited for applications requiring signal stability, tuning linearity and low phase noise performance across a wide frequency range. Size: 0.5" ¥ 0.5" ¥ 0.135".

Universal Microwave Corp.,
Tempe, AZ (480) 756-6070,
RS No. 252

Voltage-controlled Oscillator

The model SMV3417B-LF is a sub-miniature voltage-controlled oscillator (SMV) that operates in a frequency range from 3415 to 3420 MHz and is designed to meet the high performance requirements of portable radios and WLAN applications. This module offers phase noise performance of –85 dBc/Hz at 10 kHz away from the carrier. SMV3417-LF is a narrow band high performance model that provides good tuning linearity with a tuning sensitivity of 58 MHz/V (typical) and harmonic suppression of –20 dBc. Size: 0.30" × 0.30" × 0.08". Price: $15.95 (5 pcs min). Delivery: stock to four weeks.

Z-Communications Inc.,
San Diego, CA (858) 621-2700,
RS No. 253


RFID Reader Module

The 1 W MPR7040 reader module operates over the specified Singapore UHF frequency band (923 to 925 MHz) and includes the RF, digital circuitry and embedded firmware required for EPC Class 0, EPC Class 1 Gen1 and 0+ Zuma, and ISO18000-6C (UHF Gen2) international standards operation. The MPR7040 leverages the common PCMCIA Type II package with 3.3 V CMOS levels (up to 5 V) serial communications.

WJ Communications Inc.,
San Jose, CA (408) 577-6200,
RS No. 254


Multi-band Satellite Ground Terminal

The MTT2400 2.4 m multi-band transportable satellite ground terminal is ultra compact and self-contained for easy transportation and set-up. With its rapid band switching capability it can be operated in any satellite network and it provides 34 RU free rack space for customized network functionality. The terminal can be monitored and controlled locally as well as remotely and a built-in power generator allows permanent stand-alone operation.

TND SatCom Defence GmbH, Friedrichshafen, Germany
+49 7545 939 8759,
RS No. 255

Test Equipment

Portable Satellite Test Translators

This series of test translators is designed to translate the C-, X-, Ku- and Ka-band satellite communications frequency transmit bands to their respective receive bands. This series of test translators is available in single-, dual-, tri- and quad-band configurations. All translators are built in a convenient “suitcase” style package. Features include high frequency stability, minimum amplitude and delay distortion, and low phase noise contribution.

Hauppauge, NY (631) 436-7400,
RS No. 256

Portable Test Bench

The model PTB-30-618-5R0-20-115VAC-SFF is a portable test bench that operates over the frequency range from 6 to 18 GHz. This unit provides 30 dB of minimum gain with an OP1dB of +20 dBm. An integrated 115 VAC, 60 Hz power supply is included in a self-contained sealed aluminum enclosure measuring 5" × 5" × 2.1". Input and output connectors are SMA female. This unit also features an on/off toggle switch and fuse protection. Other options are also available.

Planar Electronics Technology,
Frederick, MD (301) 662-5019,
RS No. 257

Arbitrary Waveform Generators

The AWG7000 series of arbitrary waveform generators (AWG) is designed to meet the test needs for high speed serial data buses and wideband digital RF devices. With 5.8 GHz bandwidth, 10 bit resolution and sample rates up to 20 GS/s, the AWG7000 can produce high speed real-life waveforms with imperfections including noise, jitter, pre/de-emphasis and multi-level signaling up to 10 Gb/s. The AWG7000 is a fast, capable and versatile signal source for high speed serial and wideband RF signals. The series is available immediately for order. Price: starts at $60,000.

Tektronix Inc.,
Beaverton, OR (800) 835-9433,
RS No. 258