Author name: Dolph

In the world of radio frequency (RF) communication and signal processing, achieving efficient and reliable connectivity crucial. When working in high-frequency environments, engineers often encounter challenges related to interference, standing wave ratios, and signal loss. Fortunately, there are specialized tools and components available to address these issues, such as the Double-Ridged Waveguide to Coaxial Adapter […]

Welcome to our comprehensive guide on the fascinating world of waveguide short circuits! In this article, we’ll delve into the design methods, size optimization techniques, and materials utilized in manufacturing waveguide short circuits. By the end, you’ll have a solid understanding of how these components work and how they play a crucial role in modern

In the ever-evolving landscape of wireless communication, one technology that has gained significant attention is Flexible Waveguide Technology. This innovative solution has opened up new horizons in RF transmission, allowing for versatile design and applications. In this article, we will delve into the intricacies of Flexible Waveguide, explore its design principles, and uncover its diverse

The Dolph Microwave team is excited to announce the completed Optimization and upgrading of our mm wave band waveguide adapter product line stretching up to W-Band. Inline and Right-angel configurations are also available for each Waveguide to Coax Adapter. The WR-10  to 1.0mm Female Waveguide Adapters span, the entire frequency band in 73.8 to 110

May 28th, 2023 – Xi’an, SHAANXI – Dolph Microave, a design and manufacturer of superior waveguide components, antennas – is pleased to announce to announce the completion of the design and production of the 8-18GHz WRD650 waveguide isolator, It use a Y-junction structure housed in standard double ridge waveguide with one addition of a matched

Dolph Microwave’s double ridge waveguide components consist of 18 models that include WRD-84, WRD-650 and WRD-180 sizes, frequency range 0.84~40GHz. Product options include double ridge: Straight sections, bends, twist configurations, flexible waveguide Termination/load, coupler, fixed attenuator Magic T divider/combiner, rotating joint, bulkhead feed unit as well as a series of double ridge waveguide-to-coax adapters. In

Antenna feeds and RF networks as the heart of antenna system from Dolph Microwave is R&D by experienced our engineers who engaged into satcom and RF field for years. The components can be offered including OMT, duplixer, filter, phase shifter and feedhorn etc. covering different bands like C-band, Ku-band, Ka-band, S-band. X-band and required dual

For use in satellite communication systems and close-range military radars, Dolph Microwave has designed this 27 – 31 GHz 80W isolators. This Ka-band isolator, with low insertion loss and high isolation, allows for higher bandwidth communication. Model: DH-320WISO2750313PPA80 Frequency Range: 27.5-31.3 GHz Return Loss: 23 dB Insertion Loss: ＜0.3 dB IL Flatness: ＜0.1 dB Isolation:

For satellite uplink and downlink signals, Dolph Microwave is the trusted provider of passive RF infrastructure hardware and ground station antenna services in different frequency bands and for several different applications. Multi-band C-/Ku-band feed networks assembly are designed to fit in our customers reflector antennas, typically used in satellite ground station business. We provide solutions

5G network in the 3.4 to 4.0 GHz band is coming, causing interference in the satellite C-band receive spectrum 3.4 – 4.2 GHz. The latest version of Dolph 5G Interference Rejection Bandpass Filter, 3.7-4.2GHz, Rejection 70 dB @ f ≤ 3.6GHz, 70 [email protected] The customers in India, Indonesia and Brazil Satcom markets are using it