ELV & It Technology Services

02/08/2025

02/08/2025

Digital Electronic

01/08/2025

SMATV System Dish Installation

30/05/2025

A Structured Cabling System (SCS) is a standardized approach to building and maintaining a comprehensive telecommunications infrastructure. It includes all the physical components (like cables, patch panels, and connectors) and the design standards that ensure reliable and scalable communication for data, voice, and video signals in a building or campus.

🔧 Key Components of a Structured Cabling System

🔹 Entrance Facility (EF): Where the external service provider’s network connects to the building. Includes cables, network demarcation points, and grounding.

🔹 Equipment Room (ER): Centralized space for housing core networking equipment like servers, switches, and routers.

🔹 Telecommunications Room (TR) or Closet (TC): Intermediate distribution point between the main equipment room and individual work areas.

🔹 Backbone Cabling (Vertical Cabling): Connects different equipment rooms and telecommunications rooms.

🚫 Runs between floors (vertical) or across buildings.

🔸 Horizontal Cabling: Connects the telecommunications room to individual workstations or outlets. Usually limited to 90 meters of cable length.

🔸 Work Area (WA): Includes the end-user's equipment and the outlets connected by horizontal cabling.

🔸 Patch Panels and Cords: Facilitate flexible connections between cabling and networking devices.

📐 Standards and Guidelines

✔️ TIA/EIA-568: Defines commercial building cabling standards.

✔️ ISO/IEC 11801: International standard for generic cabling for customer premises.

✔️ ANSI/TIA-606: Standard for labeling and administration.

✅ Benefits of Structured Cabling

Scalability: Easy to expand and adapt as network needs grow.

Reduced Downtime: Easier to isolate and fix problems.

Improved Aesthetics and Organization: Clean cabling reduces clutter and confusion.

Future-Proofing: Supports upgrades with minimal infrastructure changes.

Enhanced Performance: Maintains high signal quality and speeds.



19/05/2025

Fiber splicing is the process of joining two optical fibers together to create a continuous optical path for light signals. It's a critical technique in fiber optic networks, used in telecommunications, internet infrastructure, and other systems that require high-speed data transmission.

Types of Fiber Splicing
There are two main types of fiber splicing:

1. Fusion Splicing
Method: The ends of two fibers are precisely aligned and then fused together using an electric arc.

Advantages:

Very low splice loss (typically < 0.1 dB)

High reliability and strength

Tools Used:

Fusion splicer machine

Fiber cleaver

Stripping tools

Cleaning materials (alcohol, wipes)

Applications: Backbone and long-haul networks

2. Mechanical Splicing
Method: Fibers are aligned and held together by a mechanical splice device.

Advantages:

No need for expensive fusion splicer

Quick and easy for temporary or emergency splices

Disadvantages:

Higher loss (typically 0.3 dB or more)

Less durable than fusion splices

Tools Used:

Mechanical splice kit

Cleaver

Stripping and cleaning tools

Steps in Fusion Splicing
Preparation: Strip protective coatings from fiber ends.

Cleaning: Clean fiber with isopropyl alcohol.

Cleaving: Precisely cut the fiber ends using a cleaver.

Alignment: Place fibers in the splicer, which automatically aligns them.

Fusion: Electric arc fuses the fibers.

Protection: Apply a splice protector (heat-shrink tube or sleeve).

Common Uses of Fiber Splicing
Fiber to the Home (FTTH)

Data centers

Undersea fiber cables

Industrial networks

Cable TV infrastructure