Low-Noise Block Downconverter (LNB)
View system integration details
This page explains how Waveguide is classified within Computer, Electronic and Optical Product Manufacturing. Technical values and manufacturer relationships are research references; confirm the current specification and supplier evidence for each order.
A hollow metallic structure that guides electromagnetic waves from the feedhorn to the LNB's internal circuitry with minimal signal loss.
Technical details and manufacturing context for Waveguide
| Parameter | Typical range | Notes & selection driver |
|---|---|---|
| Frequency Range | 10.7–12.75 GHz | Ku-band satellite reception |
| Insertion Loss | ≤0.1 dB | Lower is better for signal quality |
| Return Loss | ≥20 dB | Ensures minimal reflection |
| Cross-Polarization Discrimination | ≥30 dB | Important for dual-polarization systems |
| Operating Temperature | -40–85 °C | Outdoor installation range |
| Material | 6061-T6 | Aluminum alloy for lightweight and corrosion resistanceASTM B221 |
| Surface Finish | ≤0.8 μm Ra | Smooth surface reduces signal loss |
| Inner Dimensions | 19.05×9.52 mm | Standard WR-75 waveguide size |
| Length | 50–200 mm | Customizable per application |
| Flange Type | CPR75G | Grooved flange for secure connectionIEC 60154 |
| Weight | 50–150 g | Depends on length and material |
Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.
| pressure: | Atmospheric to 1.5 bar |
| other spec: | Frequency Range: 10.7-12.75 GHz, VSWR: <1.25:1, Insertion Loss: <0.5 dB |
| temperature: | -40°C to +85°C |
Indicative industry ranges for design and RFQ preparation. Confirm the exact figures and applicable standard with the manufacturer before specifying.
Quoted from the published standard.
A practical evidence checklist for RFQ preparation and supplier evaluation.
Compare the published product scope and source details, then include your specifications and quantity in an enquiry.
Manufacturer profiles associated with Waveguide.
Explore company information and manufacturing capabilities, then discuss the scope of your project with a relevant supplier.
Ask for use case, specification boundaries, supplier type, and RFQ preparation information for this product.
The reference data specifies a frequency range of 10.7–12.75 GHz, which is suitable for Ku-band satellite reception. However, you should verify the exact range for your specific model and application with the manufacturer.
The materials on file include aluminum alloy, brass, and galvanized steel. The aluminum alloy 6061-T6 is listed as a reference material, but other options may be available. Confirm material suitability with the supplier.
The reference inner dimensions are 19.05 mm × 9.52 mm, corresponding to the WR-75 standard. However, dimensions may vary depending on the application, so always check the product specifications.
Verify key parameters such as frequency range, insertion loss, return loss, cross-polarization discrimination, operating temperature, and flange type with the manufacturer. Also confirm the material, surface finish, and dimensions for your specific setup.
This component is essential for the following industrial systems and equipment:
Commonly used trade names and technical identifiers for Waveguide.
Editorial classification, named public sources where available, and source-reviewed manufacturer records.
Compare manufacturer profiles with relevant product and process capability.