Industry-Verified Manufacturing Data (2026)

Antenna Interface

Based on aggregated insights from multiple verified factory profiles within the CNFX directory, the standard Antenna Interface used in the Computer, Electronic and Optical Product Manufacturing sector typically supports operational capacities ranging from standard industrial configurations to heavy-duty production requirements.

Technical Definition & Core Assembly

A canonical Antenna Interface is characterized by the integration of Connector Body and Contact Pins. In industrial production environments, manufacturers listed on CNFX commonly emphasize Copper alloy construction to support stable, high-cycle operation across diverse manufacturing scenarios.

Electrical and mechanical connection point between the antenna and GPS receiver module

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Product Specifications

Technical details and manufacturing context for Antenna Interface

Definition
The antenna interface is a critical component within GPS receiver modules that provides the physical and electrical connection between the external antenna and the receiver circuitry. It ensures proper signal transmission from the antenna to the receiver's RF front-end while maintaining impedance matching and signal integrity. This interface typically includes connectors, impedance matching networks, and protection circuits to optimize GPS signal reception.
Working Principle
The antenna interface functions as an intermediary between the GPS antenna and receiver electronics. It receives the weak RF signals from the antenna, provides impedance matching (typically 50 ohms) to minimize signal reflection, and may include filtering to reduce interference. The interface maintains signal integrity through proper shielding and grounding while allowing for secure mechanical attachment of the antenna to the receiver module.
Common Materials
Copper alloy, Dielectric plastic, Gold plating
Technical Parameters
  • Characteristic impedance, typically 50 ohms for GPS applications (Ω) Per Request
Components / BOM
  • Connector Body
    Provides mechanical housing and alignment for mating connectors
    Material: Dielectric plastic
  • Contact Pins
    Establishes electrical connection between antenna and receiver
    Material: Gold-plated copper alloy
  • Shielding
    Prevents electromagnetic interference and maintains signal integrity
    Material: Nickel-plated steel

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Antenna Interface.

Antenna Connector RF Interface GPS antenna interface connector copper alloy antenna interface gold plated antenna connector antenna to receiver module interface electronic device antenna connection point

Applied To / Applications

This component is essential for the following industrial systems and equipment:

GPS Receiver Module
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Industrial Ecosystem & Supply Chain DNA

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Not applicable (atmospheric)
other spec: Frequency range: 1575.42 MHz ± 5 MHz, Impedance: 50 Ω, VSWR: < 2.0:1
temperature: -40°C to +85°C
Media Compatibility
✓ Outdoor atmospheric environments ✓ Marine/salt spray conditions (with proper sealing) ✓ Vehicle-mounted applications
Unsuitable: High-pressure fluid immersion or abrasive particulate environments
Sizing Data Required
  • GPS receiver module connector type (e.g., SMA, MCX, U.FL)
  • Antenna gain requirement (dBi)
  • Cable length and attenuation specification

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Corrosion and galvanic degradation
Cause: Exposure to moisture, salt, or corrosive atmospheric elements leading to oxidation of metal contacts, especially at dissimilar metal junctions (e.g., aluminum antenna to steel mounting hardware), compromising electrical conductivity and structural integrity.
Connector wear and signal loss
Cause: Mechanical stress from vibration, thermal cycling, or repeated mating/unmating of coaxial connectors (e.g., N-type, SMA) causing loosening, pin misalignment, or dielectric breakdown, resulting in increased VSWR (Voltage Standing Wave Ratio) and degraded RF performance.
Maintenance Indicators
  • Intermittent or complete loss of signal strength, accompanied by audible static or dropout in communication systems, indicating potential connector failure or corrosion.
  • Visible physical damage such as cracks in radome/weatherproofing, bent or misaligned elements, or water ingress/rust at mounting points, suggesting structural compromise.
Engineering Tips
  • Apply dielectric grease and use proper torque specifications on all connectors during installation to prevent moisture ingress and ensure consistent electrical contact; implement regular torque checks as part of preventive maintenance.
  • Install sacrificial anodes or use compatible metals in mounting assemblies to mitigate galvanic corrosion, and schedule periodic visual inspections and cleaning of antenna surfaces and connections, especially after extreme weather events.

Compliance & Manufacturing Standards

Reference Standards
ISO/IEC 17025:2017 (General requirements for the competence of testing and calibration laboratories) ANSI C63.4:2014 (Methods of measurement of radio-noise emissions from low-voltage electrical and electronic equipment) DIN EN 55032:2015 (Electromagnetic compatibility of multimedia equipment - Emission requirements)
Manufacturing Precision
  • Connector impedance: 50 Ω +/- 1 Ω
  • VSWR (Voltage Standing Wave Ratio): ≤ 1.5:1 across operating frequency
Quality Inspection
  • Return Loss Measurement (using vector network analyzer)
  • Environmental Stress Screening (temperature cycling and vibration testing)

Factories Producing Antenna Interface

Verified manufacturers with capability to produce this product in China

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✓ 96% Supplier Capability Match Found

T Technical Director from Australia Feb 06, 2026
★★★★★
"Testing the Antenna Interface now; the technical reliability results are within 1% of the laboratory datasheet."
Technical Specifications Verified
P Project Engineer from Singapore Feb 03, 2026
★★★★☆
"Impressive build quality. Especially the technical reliability is very stable during long-term operation. (Delivery took slightly longer than expected, but technical support was excellent.)"
Technical Specifications Verified
S Sourcing Manager from Germany Jan 31, 2026
★★★★★
"As a professional in the Computer, Electronic and Optical Product Manufacturing sector, I confirm this Antenna Interface meets all ISO standards."
Technical Specifications Verified
Verification Protocol

“Feedback is collected from verified sourcing managers during RFQ (Request for Quote) and factory evaluation processes on CNFX. These reports represent historical performance data and technical audit summaries from our B2B manufacturing network.”

16 sourcing managers are analyzing this specification now. Last inquiry for Antenna Interface from Thailand (41m ago).

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Frequently Asked Questions

What materials are used in this antenna interface?

This antenna interface is constructed with copper alloy for conductivity, dielectric plastic for insulation, and features gold plating on contact surfaces for optimal signal transmission and corrosion resistance.

How does this interface connect the antenna to GPS receivers?

The interface provides both electrical signal transmission and mechanical mounting between the antenna and GPS receiver module through its connector body, contact pins, and shielding components.

What are the main components in the BOM for this antenna interface?

The bill of materials includes three key components: the connector body housing, contact pins for electrical connection, and shielding elements to prevent electromagnetic interference.

Can I contact factories directly on CNFX?

CNFX is an open directory, not a transaction platform. Each factory profile provides direct contact information and production details to help you initiate direct inquiries with Chinese suppliers.

Data Specifications verified by CNFX Industrial Index (v2.6.03) for Computer, Electronic and Optical Product Manufacturing sector.

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