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Q&A

What technical support does RFCOM provide?

RFCOM supports product selection and project review for 5G DAS, passive DAS upgrades, RF repeaters, co-siting combiners, passive components, antennas, cables, connectors, and custom RF products. The review can cover application fit, frequency bands, RF-path requirements, product configuration, drawings, datasheets, and information needed for quotation or commissioning.

How can I request support for an indoor coverage or RF infrastructure project?

Email RFCOM or use the form on this page. Start with the project country, application, target bands, existing network or DAS architecture, coverage objective, required products, and project schedule. Site drawings, RF measurements, equipment lists, and photos help the technical team give a more useful first response.

Can RFCOM help upgrade an existing 3G or 4G passive DAS to 5G?

Yes. RFCOM's frequency-shifting 5G DAS solution is designed to add 5G MIMO coverage to a suitable legacy passive DAS while reusing existing coaxial infrastructure where the survey and link budget allow. In suitable projects, this approach can shorten deployment time, lower upgrade CAPEX, and improve indoor 5G capacity while reducing the amount of new cabling and building work required. The actual result depends on the existing feeder network, radio configuration, spectrum, site access, construction scope, and acceptance requirements.

What information is needed for a 5G DAS upgrade proposal?

Provide the current DAS schematic, feeder routes and lengths, cable and passive-component models, antenna layout, supported legacy services, target 5G bands and bandwidth, RRU configuration, building drawings, site photos, RF measurements, coverage objectives, and acceptance criteria. RFCOM uses this information to identify which infrastructure may be retained and which parts require replacement or further testing.

Can RFCOM help with a link budget or product-selection review?

RFCOM can review the product and system inputs needed for a preliminary recommendation. A useful review normally includes frequency range, transmit power, feeder loss, coupling values, antenna gain and pattern, connector interfaces, PIM requirements, environmental conditions, and the target coverage level. Final network design and operator acceptance remain project-specific.

Can RFCOM provide datasheets, drawings, RF specifications, and custom-product support?

Yes. RFCOM can provide available model datasheets, outline drawings, RF specifications, and application information. For a custom request, send the required bands, interfaces, power, PIM target, mechanical envelope, environmental rating, labeling, quantity, and any reference drawing or specification.

What should I send for troubleshooting or a fault investigation?

Send the product model and serial number, installation date, system diagram, alarm or symptom description, photos, power and RF measurements, recent configuration changes, and the steps already taken. For repeaters or active systems, include donor and service measurements, antenna isolation information, logs, and screenshots where available. RFCOM may request additional tests before recommending a corrective action or return procedure.

How fast does RFCOM respond to support inquiries?

RFCOM responds to customer and technical support inquiries within 24 hours on business days. To help the request reach the right person, include the project country, application, product model or category, required response, target schedule, and any available drawings or measurements.

Cutting-Edge Design & Production Covering the Entire RF Field

Operating through our extensive distribution network, to date we have offered products and solutions in over 30 countries on six continents, cooperating with more than 55 distributors and representatives.

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