Articles by Pasternack Enterprises Inc., Irvine, Calif.

RF and Microwave Power Amplifier Accessories

Pasternack has released a series of RF and microwave power amplifier accessories that includes heat sinks, heat sinks with cooling fans and power control cable assemblies.  Heat sinks are devices that enhance heat dissipation from a hot surface and are ideal for thermal management of power amplifiers in test and measurement applications. A functioning power amplifier will generate elevated levels of heat that needs to be properly dissipated. 

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Pasternack Releases 28 New Waveguide Electromechanical Relay Switches

28 Waveguide Electromechanical Relay Switches

Pasternack, a leading provider of RF, microwave and millimeter wave products, has introduced 28 waveguide electromechanical relay switches that offer full waveguide performance covering C, X, Ku, K and Ka frequency bands from 5.85 to 40 GHz. They are ideal for applications that include electronic warfare, electronic countermeasures, microwave radio, VSAT, SATCOM, radar, research and development, space systems and test instrumentation.

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Pasternack Debuts 25 MHz to 27 GHz High-Performance USB-Controlled PLL Synthesizers

Pasternack, a leading provider of RF, microwave and millimeter wave products, has launched a new line of USB-controlled Phase Locked Loop (PLL) frequency synthesizers.  In RF & Microwave communications systems where signal integrity is of prime importance, PLL synthesizers offer high levels of frequency stability and accuracy with exceptional phase noise characteristics that allows components in the signal chain to perform at their optimum levels. 

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Waveguide Direct Read Attenuators


Pasternack has released a line of waveguide direct read attenuators for instrumentation, test benches, high efficiency RF/Microwave transmissions, SATCOM, MILCOM, radar and telecom applications. Pasternack’s direct read attenuators are available in WR-42 to WR-10 waveguide standards operating in seven waveguide bands within the 18 to 110 GHz frequency range. They boast +/- 2% typical attenuation accuracy.

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Small Form Factor MMBX Connectors and Adapters

MMBX-Connectors-and-Adapters-2SQPasternack offers small form factor MMBX connectors and adapters most commonly used on circuit boards and their associated input/output connections for industrial, telecom and consumer product applications. These MMBX adapters and connectors offer a maximum operating frequency of 12.4 GHz, excellent VSWR of 1.06:1, mechanical misalignment tolerance of 4.5° (or 0.7mm) max and feature gold plated beryllium copper contacts. 

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Family of Waveguide Directional Couplers

Commercial-Band-Waveguide-Couplers-SQPasternack introduced a family of waveguide directional couplers displaying highly accurate performance up to 33 GHz. These waveguide couplers are commonly used for signal sampling and other general purpose applications in wireless transmit/receive systems, satellite communications, radar systems, point-to-point backhaul and telecom. Pasternack’s latest release of waveguide directional couplers consists of 74 unique models.

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Coaxial Voltage Variable Attenuator Line

Voltage-Variable-Attenuators-SQPasternack introduces a line of voltage variable attenuators offering up to 60 dB of attenuation across broad frequencies from 400 MHz to 18 GHz. This line of voltage variable attenuators is most commonly deployed in applications such as electronic warfare, instrumentation, point-to-point and point-to-multipoint radios, fiber optic and broadband telecom, microwave radio and VSAT, military radios, radar, ECM, SATCOM and sensors, and R&D.

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Lines of Waveguide Bends

Waveguide-Bends-SQPasternack debuts lines of waveguide bends operating from 5.85 to 90 GHz across 12 frequency bands (from C band to W band). These waveguide bends are commonly used in applications such as instrumentation, test benches, high efficiency RF, microwave and mm-wave transmissions, SATCOM, MILCOM, radar and telecom. Pasternack’s in-stock and ready-to-ship waveguide bends boast low loss and VSWR as low as 1.08:1.

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Family of Ready-to-Use Semi-Rigid Test Probes

Semi-Rigid-Test-Probes-SQPasternack, debuts a line of semi-rigid test probes designed to assist in testing microwave circuits. The test probes are offered in 3 different diameters of semi-rigid coax including 0.02 inch (0.51 mm), 0.034 inch (0.86 mm) and 0.047 inches (1.19 mm). All test probe cable assemblies are 100% RF tested to ensure the cable assemblies operate to a maximum frequency of 6 GHz. These assemblies come in 3, 6, 9 and 12 inch lengths and are designed to fit a variety of trace widths.

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