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  Low noise down-conversion module (LNB) in satellite receiving systems with limited frequency selection capability,   The signals in the range of 3.0-4.5 GHz shown in Fig. 1(a) are subjected to reception, amplification and down-conversion.   Figure 1 Frequency range of satellite and 5G carrier (a) Typical LNB, (b) Band-pass filter for isolating 5G signals […]

Dolph Microwave offers a full line of industrial microwave products. Specializing in 915 MHz  and 2450 MHz waveguide components, including launchers, isolators, directional couplers, tuners and loads. Operating frequency covers 915 MHz and 2450MHz, power up to 20kW CW, with our manufacturing and engineering capabilities we can also offer custom designed products. Call Dolph Microwave

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

Dolph Microwave manufactures waveguide multi-hole directional couplers in a variety of configurations, covering a full frequency range with multiple flange and coaxial connector types. This single arm broadwall directional coupler covers the full waveguide frequency and is available in either aluminum or copper/brass construction. Dual arm broadwall multi-hole directional couplers are also available. Models are

Description Type: DH 1.2 Meter QD Ka-band Antenna 1.2 Meter Quick-Deploy Antenna System incorporates precision assembled reflector panels with our rugged designed for the efficient organization of high-speed communication channels in any places. To ensure quality and performance, accuracy using the latest in laser measurement techniques reflector panels are inspected for R.M.S. The antenna is

WR650 Seamless Flexible Waveguide from Dolph microwave, specially designed to meet all of your requirements. The Non-twistable waveguides is made from a helically wound waveguide core and additional mechanical support is offered from a variety of protective jackets. WR650 Seamless Flexible Waveguide Model: DH-14WWEL****PMC Frequency Range: 1.13-1.73 GHz VSWR: ≤1.15:1 Insertion Loss: 0.15 dB/m Waveguide

  High-Precision Reflector with Surface Accuracy 0.23mm, Light-Weight, all-aluminum parts reflector antenna at bringing high-quality weather satellite signal acquisition and tracking.   X-band Weather Radar Antennas   Dolph Microwave has produced high-precision, light-weight all-aluminum reflector antennas for X-band weather radar antenna systems, which can be used in various antenna mounts such as AZ/EL, X/Y, and

  Introduction   Wideband Quad-ridged Horn Antenna can meet the technical requirements of wide band and dual-polarization in 2.0-18.0 GHz communication systems, and can obtain higher polarization isolation by using centre-feed OMT, which can improve the anti-interference ability of the communication system.   Product Photo   2.0-18GHz Wideband Quad-ridged Horn Antenna   Specifications   Model:

Dolph Microwave manufactures a wide variety of standard rectangular to rectangular, and rectangular to circular waveguide transitions in overlapping bands to custom transitions spanning multiple bands. STANDARD FEATURES Frequency range of 0.35 GHz to 91.9 GHz Maximum VSWR as low as 1.05:1. Maximum Length: 1000mm. Waveguide transition sizes range from WR-2300 (0.35 GHz) to WR-12

Dolph Microwave manufactures Right Angle / End-launch Waveguide to Coaxial Adapters covering a full frequency range for Rectangular Waveguides, with multiple flange and coaxial connector types and configurations available. Full waveguide bands available from 0.32 GHz(WR2300) to 112 GHz(WR10). Low insertion losses and VSWR’s are typical for these waveguide to coax adapters. Laboratory grades are