Featured Articles
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Marki Microwave Expands Its Product Portfolio By Acquiring Precision Millimeter Wave
8/23/2023
Marki Microwave is pleased to announce it has expanded its product portfolio by acquiring the waveguide business of Precision Millimeter Wave.
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Disconnecting The Dots: Stellar Constellations With Stellar Connectorized Parts
8/2/2023
Marki showcased a mmWave up- and down-conversion chain using a fully coaxial connectorized lineup operating at 81GHz, demonstrating the power and flexibility of their 1.0mm connectorized product family at IMS 2023.
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The Surprising Ways MMIC Filters Are Enabling The Development Of Next Generation Systems
7/24/2023
Explore key metrics for modern competitive filter technology achieved through GaAs MMIC process, the capabilities of MMIC filters, and a companion design tool, enabling fast and accurate development.
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Using The MMIQ-0218 As A Vector Modulator
3/13/2023
The proper way to apply a DC current to the mixer is through a bias tee, allowing the high-frequency output from the mixer to absorb rather than reflect back into the mixer, potentially causing ripple or other degradation to the performance of the IQ mixer as a vector modulator.
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LO To RF Isolations: Why A 10dB Buffer Is Best
3/13/2023
The LO to RF isolation of a mixer is a critical performance specification in most broadband applications. LO feedthrough can not only contaminate a system, but the noise fed from the LO path can degrade a system’s noise figure.
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Near-Zero Spike Leakage Of Marki Schottky Diode Limiters
3/9/2023
GaAs Schottky diodes in Marki Microwave limiters are created on a THz process, allowing them to switch on and off at incredibly high speeds. This, combined with novel circuit designs, allows us to offer devices with virtually zero spike leakage and nearly immediate recovery times.
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Recovery Time Of GaAs Schottky Diode Limiters
3/9/2023
Discover how limiters safeguard circuits in Tx/Rx systems while mitigating self-jamming issues, with a spotlight on cutting-edge GaAs Schottky diode technology.
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How It’s Made: Optimal SMT Launches For QFN Packaged MMIC Filters
3/9/2023
In this tech note, we will break down surface-mount packaging parasitic sources and present solutions to combat these undesirable parasitics.
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A Novel Multi-Octave Differential Power Divider
2/28/2023
Explore the innovative design of a multi-octave differential power divider circuit based on a groundbreaking Magic-T circuit that features a balun and two parallel coupled transmission lines.
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A Practical Guide To Noise In Frequency Conversions
2/17/2023
When RF engineers encounter noise figure problems with the receiver, they can mistakenly conclude that the mixer is not performing properly. In this article, we will illuminate potentially overlooked noise sources in a typical converter.