Description
The F-type surge protector is a critical safety component designed to shunt high-voltage transients to ground before they can reach and damage sensitive electronic equipment. This variant features an F-Type Male to F-Type Female (Plug to Jack) inline configuration, allowing it to be easily installed between an incoming coaxial lead and the equipment port. Optimized for applications up to 3GHz, it provides a wideband solution for both analog and digital signals, including MoCA, satellite L-band, and high-definition cable television.
The device utilizes a Gas Discharge Tube (GDT) mechanism that triggers at a specified voltage threshold, redirecting the surge to a dedicated grounding terminal. Its robust construction ensures minimal insertion loss and excellent return loss, maintaining signal integrity while providing a sacrificial barrier against electrical surges. Manufactured with a nickel-plated brass body and high-quality internal components, it is built to withstand environmental conditions in both residential and professional installations.
Key Technical Advantages
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High-Frequency Performance: Supports a wide frequency spectrum from DC to 3GHz, making it fully compatible with modern satellite (LNB) and high-speed cable internet frequencies.
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Rapid Response Time: The integrated gas discharge tube reacts nearly instantaneously to voltage spikes, providing superior protection against lightning-induced transients.
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Low Signal Interference: Precision-engineered to ensure minimal insertion loss and low VSWR, preventing signal tiling or speed reduction in high-sensitivity digital paths.
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Inline “Pass-Through” Design: The M/F interface allows for simple integration into existing cable runs at the point of entry or directly at the equipment.
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Dedicated Grounding Port: Features a heavy-duty grounding screw to ensure a low-impedance connection to the main building ground, which is essential for effective surge diversion.
Key Features
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Interface Type: F-Type Male (Input/Cable Side) to F-Type Female (Output/Equipment Side).
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Technology: Gas Discharge Tube (GDT) Surge Arrestor.
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Frequency Range: DC – 3.0 GHz.
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Impedance: 75 Ohm (Standard).
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Body Material: Nickel-Plated Brass for durability and corrosion resistance.
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Common Application: Satellite television systems, CATV head-ends, broadband modems, and MoCA-enabled home networks.
Technical Summary
| Parameter | Specification |
| Impedance | 75 Ohm (Nominal) |
| Frequency Range | DC – 3 GHz |
| Insertion Loss | ≤ 0.3 dB |
| VSWR | ≤ 1.3:1 |
| DC Breakdown Voltage | 90V / 230V / 350V (Standard 90V) |
| Max Surge Current | 5kA – 10kA (8/20µs) |
| Operating Temp | -40°C ~ +85°C |
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