Attenuators

Electronic Components & Devices, HVAC

Industrial Manufacturer's Office HVAC Noise Inspires Industry's First Fabric Duct Attenuator

June 27, 2016

Peosta, Iowa - Industrial equipment manufacturer Mi-T-M Corp. inspired the world's first fabric ductwork sound attenuator when its new 68,000-square-foot office building experienced noise from mechanical air handling units (AHU) supplying the facility's HVAC. The two-story, free-standing building replaces smaller spaces and now consolidates most of Mi-T-M's office employees under... Read More

Electronic Components & Devices

Programmable Digital Attenuator features 0.1 dB step size.

June 27, 2016

With attenuation range of 120 dB and 0.1 dB step size, LDA-602EH Lab Brick Digital Attenuator allows for both precision and accuracy during fading tests or device characterizations. Unit features 15 µs switching speed, max RF input of +28 dBm, and operating temperature of -30 to 50°C. Used with any PC or laptop computer with USB 2.0 port and Windows OS, RoHS-compliant device operates with low insertion loss of 9 dB to 6 GHz, input of +55 dBm, and typical VSWR of 1.3:1. Read More

Electronic Components & Devices

SMT Thick Film Chip Attenuator has balanced pi filter schematic.

June 16, 2016

In resistor array package, CZB replaces 3 or more discrete devices to reduce board space requirements and simplify manufacturing process in telecom/mobile wireless products. Delivering tolerance matching and temperature tracking to maximize performance in signal attenuation applications, product provides 1.0–10.0 dB attenuation with down to ± 0.3 dB attenuation tolerance. Attenuator features max power dissipation of 0.075 W at +70°C, frequency range to 3 GHz, and impedance of 50 and 75 Ω. Read More

Controls & Controllers, Electronic Components & Devices

X-Band MPAC-Beamforming Device covers 8-12 GHz range.

May 26, 2016

Designed for X-band radar applications, UltraCMOS® PE19601 integrates 6-bit digital step attenuator, 10-bit digital phase shifter, RX/TX switching, and digital serial interface on 2.6 x 4.65 mm bare wirebond monolithic die. Monolithic phase and amplitude controller (MPAC) solution, consuming 0.001 mA, offers >40 dBm IIP3 linearity, 50 dB isolation, 17 dBm power handling. Device covers 31.5 dB attenuation range in 0.5 dB step with RMS amplitude error of 0.2 dB.
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Electrical Equipment & Systems, Electronic Components & Devices

New Programmable Attenuators, Signal Generators, and Switches on Display at IMS Booth #523

May 9, 2016

Newburyport, MA – Vaunix Technology Corporation, a manufacturer of USB controlled and powered test equipment, will be debuting two new test application solutions at the 2016 International Microwave Symposium (IMS) in San Francisco, the LDA-203 and the LMS-802DX. The LDA-203 is a new digital attenuator with an operating frequency of 1 to 20 GHz. It features a 0 to 63 dB attenuation range and... Read More

Electronic Components & Devices

Programmable Attenuators cover frequencies up to 40 GHz.

March 31, 2016

With attenuation range up to 60 dB and 0.03 dB minimum step size, Digitally Controlled Programmable Attenuators adjust amplitude of signal levels in RF, microwave, and millimeter-wave systems. Devices have integrated TTL driver logic control bit circuitry that ranges from 5–10 binary bits, depending on model. Enclosed in environmentally sealed metal packages with epoxy paint finish and either stainless steel SMA or 2.92 mm connectors, attenuators operate from -50 to +85°C. Read More

Electronic Components & Devices

Programmable, Digital Attenuator has 1-20 GHz operating range.

March 24, 2016

Powered and controlled by connection to PC or self-powered USB hub, LDA-203 has 1–20 GHz operating frequency, 0–63 dB attenuation range, and 0.5 dB step size resolution. Unit is also programmable for fixed attenuation or swept attenuation ramps directly from included graphical user interface (GUI) software. While programmable for ATE applications, attenuator can also be used in WiMAX, 3G, 4G, LTE, DVB Fading Simulators, as well as engineering and production test labs. Read More

Communication Systems & Equipment, Electronic Components & Devices

Digital Step Attenuators target broadband and CATV markets.

March 7, 2016

Supplied in 4 x 4 mm 20-TQFN and 5 x 5 mm 32-QFN packages, respectively, 75 Ω Models F1975 and F1977 include Glitch-Free™ technology, which ensures low overshoot and ringing during MSB transitions. Devices feature frequency range of 5–3,000 MHz, max operating power up to 28 dBm, return loss of 18 dB, and max step error of 0.1 dB at 1 GHz. DSAs provide gain control in CMTS, fiber distribution networks, HFC distribution nodes, and data network equipment. Read More

Communication Systems & Equipment, Electronic Components & Devices

RF Digital Step Attenuator features 75 ohm rating.

February 16, 2016

Offering glitch-less attenuation state transitions, 6-bit UltraCMOS® PE4314 supports frequency range from 1 MHz to 2.5 GHz and covers 31.5 dB attenuation range in 0.5 dB step. Device is capable of maintaining 0.5 dB monotonicity through 2.5 GHz. Integrated digital control interface supports both serial and parallel programming of attenuation. Offered in 20-lead, 4 x 4 x 0.85 mm QFN package, DSA supports 1.8 V control voltage and has extended operating temperature up to 105°C. Read More

Electronic Components & Devices

Clock Jitter Attenuator supports JESD204B interface standard.

September 15, 2015

Delivering 50 fs jitter performance, 3.2 GHz Model HMC7044 supports JESD204B serial interface standard for connecting high-speed data converters and FPGAs operating in base station designs. Device generates source-synchronous and adjustable sample and frame alignment clocks in data converter system. Housed in 68-lead 10 x 10 mm LFCSP package, IC features 2 PLLs and overlapping, on-chip VCOs. It offers low phase noise of < -142 dBc/Hz at 800 kHz to 983.04 MHz output frequency. Read More

Electronic Components & Devices

Continuously Variable Waveguide Attenuators deliver up to 110 GHz.

August 5, 2015

Comprised of 5 models that collectively cover 33–110 GHz range in 5 bands, millimeter wave continuously variable waveguide attenuators can vary attenuation level from 0–30 dB over specified band. Micrometer lets user dial in attenuation level needed for application. Suitable when designing system and testing design concepts in lab, products let designer see how system will perform at various signal strengths and can also be used to determine optimum system signal performance. Read More

Electronic Components & Devices

Fixed Coaxial Attenuators deliver critical reliability.

July 9, 2015

Offering flat attenuation over designated frequency range, SMA and N-Type RF attenuators come in straight jack to plug configurations, operate from DC to 6 GHz, and feature microwave-grade resistor that consistently reduces power. SMA attenuators have range of 1–10 dB with ±0.5 accuracy and handle average input power up to 2 W. Matched to 50 Ω impedance, N-Type series have attenuation values from 3–30 dB and offer accurate, repeatable performance for 2 and 5 W power levels. Read More

Electronic Components & Devices

Vaunix's Latest Programmable Attenuators, Signal Generators, and Switches on Display at IMS

May 22, 2015

Newburyport, MA– Vaunix Technology Corporation, a manufacturer of USB controlled and powered test equipment, continues down their path toward a full catalog of solutions for test applications that can take advantage of programmable RF devices. The LSG and LMS series of Lab Brick Signal Generators provide all the signal-generating capability of a full-sized test signal source without the... Read More

Electronic Components & Devices

RF Digital Step Attenuators feature glitch-less transitions.

April 29, 2015

Reducing output power glitch to less than 0.3 dB, UltraCMOS® PE43711, PE43712, and PE43713 help prevent damage to sub-assemblies. Devices are 50 Ω, 7-bit DSAs that support broad frequency range from 9 kHz to 6 GHz. Units cover 31.75 dB attenuation range with flexible attenuation steps of 0.25, 0.5, and 1 dB. Operating from 2.3–5.5 V with extended temperature range of -40 to +105°C, attenuators provide fast switching time of 275 ns and ESD tolerance of 3,000 V HBM. Read More

Electronic Components & Devices

Gould Fiber Optics: Expanding its Product Portfolio to include Polarization Maintaining (PM) In-Line Fixed Attenuators

February 6, 2015

Millersville, MD, USA – Gould Fiber Optics, a leading worldwide manufacturer and supplier of premium passive fiber optic components, planar components and integrated modules, is expanding its product portfolio. Gould is now offering a Polarization Maintaining (PM) In-Line Fixed Attenuator. Gould's PM In-Line Fixed Attenuators are passive, all-fiber wavelength flattened components... Read More

Electronic Components & Devices

PC-Controlled 75 Ohm Digital Attenuator is powered via USB.

January 20, 2015

With input power of up to 1 W, attenuation range to 95 dB, and frequency coverage of 10–1,000 MHz, LDA-102-75F can be powered and controlled by connection to PC or self-powered USB hub. Unit is programmable for fixed attenuation or swept attenuation ramps directly from included GUI software. While programmable for ATE applications, this attenuator can also be used in WiMAX, 3G, 4G, LTE, DVB Fading Simulators, and engineering/production test labs. Read More

Communication Systems & Equipment, Electronic Components & Devices

Digital Step Attenuators offer performance up to 40 GHz.

November 17, 2014

Available in 5-, 8-, and 10-bit broadband PIN diode models, Digital Step Attenuators feature 30 and 60 dB values with attenuation step resolution of 0.25–1 dB, depending on model. Insertion loss ranges from 4–8 dB and P1dB (power) ranges from 10–20 dBm, depending on chosen unit. Constructed using slim line housing measuring 0.5 in. thick, programmable RF attenuators are suited for electronic warfare, military and space communications, radar, and test and measurement applications. Read More

Electronic Components & Devices

GaN-Based Amplifiers support DOCSIS 3.1 cable networking.

September 29, 2014

DOCSIS 3.1 products include 1.2 GHz power amplifiers as both hybrids and multi-chip modules (MCMs) that use GaN HEMT process technology. Of 11 amplifiers, 6 are gallium nitride (GaN)-based products that support DOCSIS 3.1 requirements. Specific offerings include power doubler amplifiers, push pull amplifiers, optical receivers, reverse path amplifier, and digital step attenuators. GaN technology offers power density required to meet high-power CATV requirements and increase data rates. Read More

Electronic Components & Devices

Microsemi Strengthens Its Timing Products Leadership with New Any-to-any Frequency Clock Multiplier and Jitter Attenuator Clock Management Products

September 9, 2014

Delivering Industry-leading 250fs Jitter in an Ultra-small 5x5 mm Footprint, Devices are Ideal for a Variety of Communications Applications ALISO VIEJO, Calif. – Microsemi Corporation (Nasdaq: MSCC), a leading provider of semiconductor solutions differentiated by power, security, reliability and performance, today announced its new ZL30252 and ZL30253 any-to-any frequency clock multiplier... Read More

Electronic Components & Devices, Machinery & Machining Tools, Optics & Photonics

Splitters/Attenuators handle up to 1 in. dia, 500 W laser beams.

August 22, 2014

Featuring set of adjustable filters for intensity reduction, LBS-400 laser beam samplers are dual-wedge attenuators that control and adjust beam output power that reaches Pyrocam™ pyroelectric beam profiling camera. Compact and portable products measure UV, NIR, or IR wavelength beams with diameters up to 1 in. and power levels from 10 mW to 500 W. Mid-IR and Far-IR wavelength lasers with focused spots down to approximately 1.5 mm can be characterized as well. Read More