Waveguides
guide the propagation of electromagnetic, light or sound waves.
See Also: Millimeter Waveguides, Optical Waveguides
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Product
Double Ridged Waveguide Horn
QRH11
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Frequency range:730 MHz - 11 GHz VSWR (max): < 2.4:1Impedance: 50 O (Ohm)Connector: 2xSMA female Power (CW / Peak): 100W / 170 W
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Product
Waveguide Loads
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Smiths Interconnect offeres high power Waveguide loads that can with stand up 200Watts at 18 GHz
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Product
Frequency Converters
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Ducommun's frequency converter families include waveguide detectors (FAS), passive and active multipliers (FMP and FMA), up and down converters (FUB and FDB), harmonic mixers (FDH), subharmonically pumped up and down converters (FUS and FDS) and phase detectors and single sideband modulators (FPB and FSS). These devices are offered in 7 waveguide bands to cover entire 18 to 110 GHz frequency spectrum. These converters employ high performance GaAs Schottky beamlead diodes and DLT's proprietary circuit configuration to produce superior performance, such as low conversion loss and up to full waveguide instantaneous operation bandwidth.
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Product
Lens Corrected Antennas
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Lens corrected antennas are offered with either a circular or rectangular waveguide interface. While lens corrected antennas with a rectangular waveguide interface can only support linear polarization, models with a circular waveguide interface can support various polarization types including horizontal, vertical, left-handed circular, and right-handed circular polarization for broader applications. These antennas are designed and constructed to offer high efficiency, low side lobes and a rugged mechanical configuration. In general, lens corrected antennas are ideal for achieving gain levels of up to 30 dB with moderate side lobe rejections. Additionally, its dielectric lens provides phase error corrections and serves as a radome to protect from environmental conditions.
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Product
60 GHz Development System
PEM009
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The Pasternack / Vubiq 60 GHz development system provides rapid evaluation of Pasternack’s 60 GHz waveguide modules for quick prototyping for millimeter wave wireless system development. This high speed wireless 60 GHz developer kit is created from a partnership between Pasternack and Vubiq (pronounced “View-bik”), an industry expert in designing 60 GHz RF systems. Our 60 GHz wireless development systems make it easy to design new products and applications in the emerging unlicensed millimeter wave ISM V band.
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Product
E & W-Band PIN Diode Waveguide Switches
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Fairview Microwave’s single-pole single-throw (SPST) and double-pole double-throw (DPDT) PIN diode waveguide switches feature fully integrated WR-10 and WR-12 waveguide ports and cover popular E-band (60 to 90 GHz) and W-band (75 to 110 GHz) frequencies. Switch circuits integrate low loss Fin-line assemblies with high performance GaAs beam-lead diodes that results in 4 dB insertion loss, greater than 25 dB of Isolation and fast switching speed < 300 nsec.
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Product
Broadband Detectors
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These waveguide bandwidth detectors use silicon beam lead diodes on a planar stripline circuit to obtain an extremely rugged and compact device. Most millimeter wave broadband detectors have very poor VSWR due to the difficulty in obtaining a good wideband impedance match to the diode. To overcome this problem, these detectors utilize two diodes and an internal matched termination and 3 dB hybrid as shown below. This circuit allows a VSWR of 2.0 or better over a full waveguide bandwidth for most of these detectors. Detectors for waveguides WR-8 and smaller use a single zero bias GaAs diode. The high sensitivity zero bias GaAs diodes can also be special ordered for use at lower frequencies when highest sensitivity is required.
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Product
Microwave Testing
140
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The PICOPROBE® MODEL 140, a high performance microwave probe which incorporates a WR-8 waveguide with our patented coaxial design techniques, has inherent low loss and low dispersion characteristics.
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Product
Signal Generator Extension Modules
SGX
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Virginia Diodes, Inc. (VDI) Signal Generator Extension (SGX) modules provide high performance frequency extension of microwave signal generators into the THz range. VDI SGX modules offer full waveguide band coverage and are available from WR15 (50 to 75 GHz) to WR1.0 (750 to 1100 GHz) with additional bands under development. This turn-key, sweepable solution is compatible with any microwave signal generator that meets the input frequency and power requirements.
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Product
Waveguide Power Meters
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Start Frequency (MHz) 2400Stop Frequency (MHz) 2500Power (Watts CW) 5000Connectors TBR
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Product
Double Ridged Waveguide Horn
QRH18
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Frequency range: 1 GHz - 18 GHz VSWR (max): < 2.5:1Impedance: 50 O (Ohm)Connector: 2xSMA female Power (CW / Peak): 100W / 170 W
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Product
PIN Limiter Diodes
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Macom Technology Solutions Holdings Inc.
MACOM’s PIN limiter diodes provide excellent broadband performance from 1 MHz to 20 GHz and higher for receiver protector circuits. Our PIN limiter diodes are available in die form, plastic and ceramic packaging. Our ceramic packaged diode series is ideal for waveguide, coaxial, and surface mount applications, while our die diode series is well suited for chip and wire high frequency microwave applications.
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Product
Waveguide Duplexer
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RF Lambda’s waveguide duplexers are used to combine two frequencies onto a common waveguide. They offer high isolation and low insertion and come in a variety of frequencies. Hermetically sealed options are available upon request.
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Product
Flexible Waveguide
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Flann offers a number of solutions for flexible waveguide interconnect including waveguide-coaxial-waveguide and semi rigid. Traditional flexible waveguide solutions are available on request.
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Product
Waveguide Bends
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Fairview Microwave’s lines of precision waveguide bends are widely used in applications such as high efficiency RF, microwave and mm-wave transmissions, satellite and military communications, radar, telecom, instrumentation and test benches. In waveguide systems that require a signal to turn or bend 90 degrees, Fairview’s waveguide bends are used to facilitate that bend or turn without degrading the transmission signal. These WG bends operate from 5.85 GHz to 90 GHz across 12 frequency bands and are available in sizes from WR-12 to WR-137. This family of waveguide bends also boast low loss and VSWR as low as 1.08:1 and are available in both E-plane and H-plane configurations. They are constructed using gold plated, oxygen free hard copper (OFHC) or painted copper alloy depending on the model and are also offered with either a UG-style flange per the military standard or a CPR-style flange. Many models are RoHS compliant.
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Product
Waveguide Switches
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Waveguide switches are electromagnetic switches with hollow circular or rectangular cross-sections and are used for routing RF energy in microwave communications, broadcasting, and in radar applications. Waveguide switches can be used to transfer both power and communication signals, and the bandwidth of a waveguide is in relation to its size, and thus always referred to by its size (e.g. WR112, WR90, WR75 etc.). Compared to coaxial switches, waveguides can route extremely high power signals over a narrow bandwidth at low to high frequencies, and now Lightweight Waveguide series is available.
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Product
Manual Attenuator (Waveguide)
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Manual control waveguide attenuators in both variable (continuous) or stepped in a variety of frequencies, attenuation values / step sizes and power levels
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Product
60 GHz Systems and Modules
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The Pasternack / Vubiq 60 GHz development system provides rapid evaluation of Pasternack’s 60 GHz waveguide modules and customer prototyping for system development. This 60 GHz developer kit is created from a partnership between Pasternack and Vubiq (pronounced “View-bik”), an industry expert in designing 60 GHz RF systems. Our 60 GHz wireless development system makes it easy to design new products and applications in the emerging unlicensed millimeter wave ISM band.
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Product
Waveguide Harmonic Mixer, 50 to 75 GHz
11970V
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The Keysight 11970V waveguide mixer is a general-purpose harmonic mixer employing a dual-diode design to achieve flat frequency response and low conversion loss. These are achieved without external dc bias or tuning stubs. Manual operation and computer-controlled hardware operation are simplified because mixer bias and tuning adjustment are not required.
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Product
Waveguide Power Detector
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RF Lambda’s waveguide power detectors are used to convert the RF power level to a DC voltage for signal power measurement. They offer wide band operation, fast response time and compact size.
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Product
Coaxial Waveguide Adapter, 1.85 mm (m), 40 to 60 GHz
U281B
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The Keysight U281B adapter transforms waveguide transmission line into 50-ohm coaxial line. Power can transmitted in either direction, and each adapter covers the full frequency range of its waveguide band with SWR less than 1.3.

























