Components
&bull Broadband SP5T Switch
The model SWN-1170-5DR is a reflective broadband single-pole five-throw switch with integral TTL driver. This switch operates in a frequency range from 1 to 18 GHz with low insertion loss of 3.25 dB maximum, an isolation of 60 dB minimum and a VSWR of 2.0 maximum. The switching speed is only 100 ns maximum while the RF power handling is +20 dBm operating and 1 W survival. Size: 1.25" ¥ 1.25" ¥ 0.70". American Microwave Corp., Frederick, MD (301) 662-4700,, www.americanmicrowavecorp.com. RS No. 225
&bull 50 &Omega Fixed Attenuators
The model 354-129-XXX is a 50 &Omega fixed attenuator series. These 1 W units are available in standard BNC male/BNC female configurations (other gender, connector types and impedances are available). Model 354-129-XXX is rated DC to 2500 MHz, 1 to 40 dB in 1 dB value increments and 1.40 maximum VSWR. Attenuation accuracy is ± 0.5 dB maximum for 1 to 10 dB values, ± 0.75 dB maximum for 11 to 20 dB values and ± 1 dB maximum for 21 to 40 dB values. Delivery: from stock to one week ARO (up to 1000 pieces). BroadWave Technologies Inc., Franklin, IN (317) 346-6101, www.broadwavetech.com. RS No. 226
&bull 90° Hybrid Coupler
The model IPP-2033 is a high power, 3 dB, 90° hybrid coupler that operates in a frequency range from 900 to 2500 MHz. This model combines two signals of up to 150 W CW of total output power. The 3 dB hybrid is produced in a miniature drop-in style package size of 1.3" x 0.25" x 0.2" with solder tab connections. Insertion loss is less than 0.3 dB, phase balance is less than ± 5°, VSWR is less than 1.30, amplitude balance is less than ± 0.90 dB, and there is greater than 18 dB of isolation. Delivery: stock to four weeks. Innovative Power Products Inc., Holbrook, NY (631) 563-0088, www.innovativepp.com. RS No. 252
&bull Interference Notch Filter
The model WSN-00256 is a 941 MHz pager interference notch filter that mitigates signal interference caused by co-location of paging and cellular systems in buildings and businesses of all types. This custom notch filter is highly selective with 45 dB minimum rejection from 940 to 943 MHz and is temperature stabilized from 0° to 50°C. The 941 MHz notch filter maximizes performance trade-offs between sharp-shape factors and band-edge insertion losses. Size: 15" x 8" x 5". K&L Microwave Inc., Salisbury, MD (410) 749-2424,www.klmicrowave.com. RS No. 227
&bull RF Distribution Assembly
The model RFD-00001 is an RF distribution assembly used in military airborne signal pro- cessing applications. This assembly operates in a frequency range from 2 to 700 MHz, offers an insertion loss of 3.5 dB, and is phase and amplitude tracked from 2 to 700 MHz. Lorch Microwave, Salisbury, MD (410) 860-5100,www.lorch.com. RS No. 228
&bull PIN Diode Switch Drivers
These PIN diode switch drivers are designed for use in applications where GaAs or high speed Si PIN diodes are utilized. External negative supply voltages may be as high as –18 V. Inputs are compatible with standard logic families. The switch drivers contain internal spiking and decoupling capacitors. MSD7800 switch drivers are assembled on FR-4 circuit boards. All components are conformal coated and meet RoHS lead-free requirements. Packaged switch drivers are available upon request. MDT Corp., Westford, MA (978) 692-7800,www.mdtcorp.com. RS No. 229
&bull Coaxial Load Terminations
This family of 1, 2, 5, 10, 35, 50 and 100 W 7/16 DIN-Male coaxial loads are designed for next generation equipment deployments. These loads offer rugged construction and excellent performance (VSWR 1.10) across all wireless bands from DC to 6 GHz, which makes them ideal for base station and RF/microwave lab applications. These products are made in the US and are available from stock. MECA Electronics, Denville, NJ (973) 625-0661,www.e-meca.com. RS No. 230
&bull SPDT Absorptive Switches
Models HSWA2-30DR+ are SPDT absorptive switches with an internal CMOS control driver that delivers performance by providing high isolation, low insertion loss and high input IP3 over the entire DC to 3000 MHz band. Operating from a single positive 3 V supply voltage, these RoHS-compliant switches are totally immune to latch-up so they always work. Incorporate the company’s unique design-simultaneous switch-off of RF1 and RF2, and provide super low DC power consumption, essential for today’s portable battery operated wireless devices. These switches are great solutions for base station infrastructure, CATV, DBS, MMDS, Wireless WLAN and band switching. In stock. Price: from $1.29 (1000). Mini-Circuits, Brooklyn, NY (718) 934-4500,www.minicircuits.com. RS No. 231
&bull Ku-band Communication Upconverter
The 9900 series communication upconverter operates in a frequency range from 13.75 to 14.8 GHz and provides L-band monitor output, which is ideal for ENG/SNG and video broadcasting applications. It enables the operator to monitor the uplink signal using an L-band receiver or spectrum analyzer. A strong feature set of monitor and control functions supports powerful local and remote control. Features include: control of frequency, attenuation and 64 memory locations for each converter where various setups can be stored and recalled. MITEQ Inc., Hauppauge, NY (631) 436-7400,www.miteq.com. RS No. 232
&bull Broadband Relays
The RF311 family is ultraminiature, high repeatability broadband TO-5 relays. The RF311 and the sensitive RF331 are single-pole, dual-throw (SPDT) relays that deliver improved repeatability and performance over a broader bandwidth, DC to 8 GHz. These relays are available in coil voltages of 5, 12 and 26.5 VDC. The RF311 is designed for use in attenuator and other RF circuits. Features include high resistance to electrostatic discharge (ESD), a metal enclosure for EMI shielding, ground pin option to improve case grounding and high isolation between control and signal paths. The relay is RoHS compliant. Price: $32.22 each (500). Lead time for delivery is 14 weeks. Teledyne Relays, Hawthorne, CA (800) 284-7007,www.teledynerelays.com. RS No. 254
&bull Triplexer/Diplexer Assembly
This triplexer/diplexer assembly is designed to meet a variety of applications including mili- tary, commercial and space. Typical features include: UHF/VHF frequency band up to 3000 MHz, low insertion loss of < 1 dB, VSWR of 1.3, and 50 &Omega port VSWR 1.20 for both frequency ranges. Custom designs and package options are available (SMT, GPO, GPPO, SMA interfaces). Networks International Corp., Overland Park, KS (913) 685-3400,www.nickc.com. RS No. 233
&bull Threshold Detector
The model TD-30T-SHS-218-30DBAMP options DAC, DS, is an ultra-high speed, high sensitivity threshold detector designed for broadband applications in the 2 to 18 GHz frequency range. This model offers an eight-bit digital control to adjust the threshold level and has TTL output. The power supply is ± 12 V. Size: 2.5" x 2" x 0.5". Planar Monolithics Industries Inc., Frederick, MD (301) 631-1579,www.planarmonolithicsindustries.com. RS No. 234
&bull High Power Directional Couplers
The P/N C40-105-481/4N is a 40 dB dual directional coupler that operates in a frequency range from 100 to 500 MHz. This coupler offers a coupling flatness of ± 0.75 dB across the band and VSWR of 1.15. Insertion loss and directivity are respectively 0.2 dB and 20 dB and maximum input power is 500 W. Type N female connectors are utilized on the input and output ports and SMA female connectors on the coupled ports. Size: 3" x 2" x 1.5". Pulsar Microwave Corp., Clifton, NJ (973) 779-6262,www.pulsarmicrowave.com. RS No. 253
&bull High Power Compact Diplexer
The part number 2DP-925/1575-S11 is an L-band diplexer. This unit offers passbands of 905 to 925 and 1450 to 1700 while maintaining loss of less than 0.3 dB. This unit can withstand power of 60 W CW, has channel-to-channel isolation of at least 30 dB and maintains a VSWR of 1.5 or better. Reactel Inc., Gaithersburg, MD (301) 519-3660,www.reactel.com. RS No. 235
&bull Two-way Power Dividers/Combiners
These custom high power two-way dividers/ combiners are in-phase “Wilkinson” type de- signs with excellent electrical performance within the band of ±12 percent of any center frequency between 750 to 2400 MHz. These devices can be used as dividers or combiners with 50 W CW per channel for failsafe applications, where typically one output is, for example, the loss of one element in an antenna array. As a divider, it can handle up to 200 W assuming a load VSWR of 1.2 or better. RLC Electronics Inc., Mount Kisco, NY (914) 241-1334,www.rlcelectronics.com. RS No. 236
&bull TNC and N Connectors
These 18 GHz TNC and N jacks are now available with the same 1/2-inch square mounting footprint as SMA. The connectors are field-serviceable for 0.015", 0.018", 0.020" and 0.036" diameter accessories. These jacks present a typical VSWR of 1.10 to 18 GHz and precision stainless steel housings. The connectors offer high power with 165°C maximum operating temperature and meet RoHS, DFARS requirements. Southwest Microwave Inc., Tempe, AZ (480) 783-0201,www.southwestmicrowave.com. RS No. 237
&bull Tower Top Filter
The model CFB5-899 filter features a design that provides high “Q” and stable temperature performance. This filter provides an excellent building block for compact diplexers and multiplexers with a passband of 896 to 902 MHz. The unit is a solution for tower top amplifier applications that require a compact mechanical and rugged environmental package. Isolation is specified at 90 dB at fc ± 37 MHz and the insertion loss is 1 dB. Size: 1.90" x 3.063" x 5.25" with SMA female connectors. Trilithic Inc., Indianapolis, IN (317) 895-3600,www.trilithic.com. RS No. 238
&bull SMA Plug Termination
The model 2003-6112-01 is a compact, lightweight, 50 &Omega , SMA plug coaxial termination. Product highlights include excellent VSWR to 18 GHz and compact size measures 0.312" diameter x 0.34" long. This product is constructed with a gold plated passivated stainless steel body and passivated stainless steel coupling nut. This product is ideal for test and measurement applications as well as system use requiring long-term performance and low cost. Price: starting under $10 (Qty 1–9). XMA Corp., Manchester, NH (603) 222-2256,www.xmacorp.com. RS No. 239
Amplifiers
&bull GaN Broadband Power Amplifier
The model SSPA 0.8-2.5-200 is a high power, broadband, gallium nitride (GaN) RF amplifier that operates in a frequency range from 0.8 to 2.5 GHz. This PA is ideal for broadband military platforms as well as commercial applications because it is robust and offers high power over a multi-octave bandwidth. This amplifier operates with a base plate temperature of 85°C with no degradation in the MTBF for the GaN devices inside. It is packaged in a modular housing that is approximately 8" x 8" x 1.5". Aethercomm Inc., San Marcos, CA (760) 598-4340,www.aethercomm.com. RS No. 240
&bull High Power Amplifiers
The model AMP0.1G2.5-20-35P is a broadband maximally flat high power amplifier that operates in a frequency range from 100 MHz to 2.5 GHz. This amplifier family features 23 dB gain with gain flatness better than ± 1.5 dB. The amplifier outputs at least 2 W of power. Current draw is 600 mA from +24 V. Connectors are SMA (f) and delivery is typically from stock. Other models are available that feature additional gain, different input voltages and frequency ranges. Amplical Corp., Verona, NJ (201) 919-2088,www.amplical.com. RS No. 241
&bull Solid-state Power Amplifier
The model BM2719-80 is a Class AB linear amplifier that operates over the full 20 to 1000 MHz frequency range with output power of 80 W. This amplifier is compact (6.4" x 3.4" x 1.06") and weighs only 1 pound. The model features a solid-state design and offers wideband operation. Model BM2719-80 is compact and lightweight and designed for the military environment. Comtech PST, Melville, NY (631) 777-8900,www.comtechpst.com. RS No. 242
&bull High Power Amplifiers
These compact, LDMOS-based, linear high power amplifiers (HPA) are designed for L- and S-band applications for digital radio and video broadcasting. The HPA is capable of operating with DVB-T, XM, Sirius, STiMi and T-DMB waveforms. The HPA output power is rated at 300 W at 30 dB shoulder for all of the above waveforms. It is capable of handling multiple channels of COFDM signals. These HPAs are designed to operate in both indoor and outdoor environments. The HPA system includes 220 V power supply, complete remote control, self-monitoring and protection, and high performance carbon fins heat sink. Unique Broadband Systems Ltd., Ontario, Canada (905) 669-8533,www.uniquesys.com. RS No. 243
Antenna
&bull Ground Data Terminal Antenna
This Ground Data Terminal (GDT) antenna is in a Ku-band configuration to support current and future Tactical Common Data Link requirements. The new Ku-band GDT is a follow-on system to the company’s S/C-band GDT used for the Shadow® 200 Tactical Unmanned Aircraft System (TUAS). The US Army has indicated that all future systems that provide command, control and telemetry reception should be delivered with a Ku-band Tactical Common Data Link (TCDL) capability. In operation, the Ground Data Terminal communicates directly with the TUAS, gathers data from onboard sensors over the area of interest, and transmits the data to the ground terminal for processing and dissemination. Featuring a four foot reflector, this GDT design offers high gain performance (+41 dBic, minimum) and is a low weight system (< 150 lbs.). TECOM Industries Inc., Thousand Oaks, CA (805) 267-0100,www.tecom-ind.com. RS No. 244
Integrated Circuit
&bull SiGe Prescaler
The model UPB1514TU SiGe divide-by-8 prescaler is designed for input frequencies of 8 to 16 GHz and delivers typical output power of –5 dBm at 1 to 2 GHz. Fabricated using NEC’s 50 GHz UHS2 silicon bipolar process, the UPB1514TU is ideal for up and down conversion applications in Ku-band satellite and terrestrial communications. The UPB1514TU prescaler delivers excellent performance and is designed to serve as a low cost alternative to GaAs devices. Size: 2.2 x 2.0 x 0.5 mm TU package. Price: from $2.71 in 10K quantities. California Eastern Laboratories (NEC), Santa Clara, CA,www.cel.com. RS No. 245
Sources
&bull Microwave Pulse Source
The MPS-5KW is a microwave pulse source designed to accept plug-in modules from 220 to 5000 MHz, producing over 5 kW peak power at some frequencies. Microwave component manufacturers will use this instrument to determine the peak power capability of their components. System designers will benefit by generating microwaves to test their designs for RF susceptibility. H6 Systems Inc., Nashua, NH (603) 880-4190,www.h6systems.com. RS No. 255
&bull X-band Synthesizer
This high performance synthesizer operates over the X-band SATCOM range of 6.410 to 7.545 GHz and can be customized to meet step size requirements from 1 kHz down to 1 Hz. It features outstanding spectral purity and low phase noise of –77 dBc at 100 Hz offsets and –125 dBc at 1 MHz offsets. The X-band synthesizer is ideal for harsh-environment defense applications where a combination of low noise, wide bandwidth and very small step size are essential. The base model is based on Endwave’s proprietary YIG oscillators. Applications include: field portable X-band SATCOM terminals, control links for unmanned aerial vehicles (UAV) and tri-band converters. Endwave Defense Systems, Sunnyvale, CA (408) 522-3180,www.endwave.com. RS No. 248
&bull Spread Spectrum Oscillator
The ISM72 series of spread spectrum oscillators are available from 10 to 80 MHz. Its output level is HC-MOS, with 50 percent ± 10 percent duty cycle, and rise/fall times of 7 ns maximum. Stabilities are as low as 25 ppm over a temperature range of 0° to 70°C. It features a tri-state function with enable/disable time of 100 ms maximum. Supply voltage is 3.3 VDC. Lead free (RoHS) ceramic package measures 3.2 x 5 x 1.1 mm. Price: $2.39 each (1K pcs.). Delivery: 8 to 10 weeks ARO. ILSI America, Reno, NV (775) 851-8880,www.ilsiamerica.com. RS No. 256
&bull Frequency Synthesizer
The WaveCor 2.50 dual frequency synthesizer is the latest addition to the WaveCor line of high performance DDS-based frequency synthesizers and features two independent microwave synthesizers in a single rack-mount enclosure. Each high performance synthesizer operates over a frequency range from 300 MHz to 2.5 GHz. At 1.2 GHz, the WaveCor 2.50 dual provides phase noise levels of –140 dBc/Hz at a 10 kHz offset and typical spurious levels of –70 dBc. Switching speeds are less than 300 ns maximum when tuning to any operating frequency. The WaveCor 2.50 dual’s high reliability and performance are available in a 5U rack-mount chassis. ITT Microwave Systems – AES Division, Lowell, MA (978) 441-0200,www.ittmicrowave.com. RS No. 249
&bull AT-Cut Crystal
The NX8045GB series is a commercially available 4 MHz thickness shear vibration mode (AT-cut) SMD crystal unit. The low frequency operation keeps the power consumption low (drive level 50 μW) and can be applied with existing IC designs. It is available in a frequency range from 4 to 40 MHz with a frequency tolerance of ± 30 ppm at an ambient temperature of +25°C. The NX8045GB is ideal for automotive applications with an operating temperature range of –40° to +125°C while delivering superior environmental performance including high heat, vibration and impact resistance. Size: 8 x 4.5 x 1.8 mm package. NDK (Nihon Dempa Kogyo Co. Ltd.), Belvidere, IL (800) 635-9825,www.ndk.com. RS No. 257
&bull S-band Voltage-controlled Oscillator
The model V614ME26-LF is a voltage-controlled oscillator that operates in a frequency range from 1900 to 2100 MHz. This product offers a low phase noise performance of –98 dBc/Hz at 10 kHz offset from the carrier. The typical tuning sensitivity of this product is 62 MHz/V and the harmonic suppression is –15 dBc while delivering an O/P power of 4 ± 2 dBm over the extended operating temperature range of –40° to 85°C. It covers 200 MHz within 8 VDC. Size: 0.50" x 0.50" x 0.22". Price: $18.95/VCO (5 pcs min). Delivery: stock to four weeks. Z-Communications Inc., San Diego, CA (858) 621-2700,www.zcomm.com. RS No. 250
Subsystem
&bull Two-channel Radiometer Front-end
The model RR89-1 is a two-channel radiometer front-end that is configured with two or- thogonal receive channels covering 88 to 90 GHz input. A single 89 GHz Gunn oscillator drives the LO for the mixers in both channels. Using a noise generator, approximately 120 K excess noise temperature is injected into the mixer at each channel through a 20 dB crossguide coupler. 20 dB of isolation is achieved between the coupler and mixer using an isolator. The IF output spans 40 to 1000 MHz with 50 dB of gain and a DSB noise figure of 6.5 dB typical, 7.5 dB maximum. Spacek Labs Inc., Santa Barbara, CA (805) 564-4404,www.spaceklabs.com. RS No. 251
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