详情描述

The HJ-AF3840 series high-capacity PDH optical terminal is a multi-service fiber optic transmission equipment independently researched, developed, and produced by our company. This high-capacity PDH optical terminal is designed with international advanced integrated circuits, programmable logic circuits, and high-speed microprocessors. It supports 128 E1 (G.703) interfaces and is expandable for telephone/Ethernet/asynchronous data/synchronous data, etc. Widely used in public networks of telecom operators such as telecommunications and mobile, as well as in specialized networks of post and telecommunications, electricity, banking, public security, military, railways, and large enterprises and institutions.



Features

1. All interfaces are equipped with surge protection and three-level lightning protection.

2. All interface technical parameters comply with international or domestic relevant standards.

3. All card modules support hot-swap functionality.

4. Modular design; easy to expand and maintain.

5. Impedance: 75Ω (unbalanced) or 120Ω (balanced); default is unbalanced 75Ω.

6. Strong anti-interference capability, stable performance, and comprehensive functions.

7. Fiber Optic Interface: LC; Single-mode/Multimode; 0-100Km; (Customized according to customer requirements)

8. Comprehensive network management features, real-time detection of various statuses during equipment operation (optional);

9. 19-inch 3U aluminum profile chassis.