IDM-VNT8416 Centralized Multi-service Video Optical Terminal

Overview

The IDM-VNT8416 Centralized Multi-service Video Optical Terminal from Beijing Raytrans Digital Technology Co., Ltd. employs advanced digital video fiber-optic transmission technology to transmit 8 video signals, 16 voice or data channels, 4 E1 transparent transmission services, 4 high-fidelity audio services, and 4 shared 100M Ethernet channels over a single fiber with high quality and cost-effectiveness. It supports high-quality transmission of high-resolution moving and static images. No on-site adjustment is required. The optical modules and core circuits use standard components, ensuring high stability. All optical and electrical interfaces comply with international standards, making it suitable for diverse operating environments.

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Product Features

• Supports up to 10 remote sites;
• 2 PRU boards with 1+1 hot backup;
• Compatible with PAL, NTSC, SECAM, and other video standards;
• Each USER board provides 4 E1 transparent transmission channels;
• Comprehensive alarm functions and powerful network management capabilities with real-time online monitoring;
• Each USER board provides 8 unidirectional video channels or 4 bidirectional video channels, and 4 high-fidelity audio channels;
• Each USER board provides 1 × 1.25G optical interface and 2 shared 100M Ethernet interfaces;
• Each USER board supports 16 standard user interface ports, allowing flexible configuration of various interface cards;
• Separated motherboard and service card design, enabling configuration of multiple voice and data service cards;
• High expandability: supports voice interface cards such as FXS, FXO, hotline phone cards, magneto telephone cards, EM2/4 cards, etc.; data service cards such as V.24, V.35, etc.

Technical Specifications

Optical Interface

Interface Type	FC (customizable to SC, etc.)	Fiber Mode	Single-mode (optional multimode)
Receiver/Transmitter Rate	1.5Gbps/1.5Gbps	Receiver/Transmitter Wavelength	1310nm/1550nm
Transmitter/Receiver Rate	1.5Gbps/1.5Gbps	Transmitter/Receiver Wavelength	1550nm/1310nm
Transmit Power	-9 to -1 dBm	Receiver Sensitivity	Better than -21 dBm
Transmission Distance	20Km, optional long-distance optical modules available for extended fiber transmission.

Video

Interface Type	BNC	Luminance Nonlinearity	<3%
Video Sampling Bit Width	8bit	Video Bandwidth	0Hz to 6.5MHz
Differential Phase (DP)	<0.7o	Differential Gain (DG)	<0.7%
Input Overload Voltage	1.5VP-P (typical)	Input/Output Voltage	1VP-P (typical)
Input/Output Impedance	75Ω (unbalanced)	Video Signal-to-Noise Ratio	≥70dB (weighted)

Ethernet

Interface Type	RJ-45	Transmission Rate	10M/100M auto-adaptive
Standard Protocol	Supports IEEE802.3	Operating Mode	Full/Half-duplex/Adaptive

FXO/FXS Interface

Audio Range	300Hz to 3400Hz	Compression Rate	ITU G.711 A-law
Impedance	Three-element composite impedance: 200Ω + 560Ω//0.1μF	Loop Current	25mA per channel

High-fidelity Audio

Interface Type	RJ45	Audio Sampling Bit Width	24bit
Input/Output Impedance	ADC: 100KΩ / DAC: 10KΩ	Input/Output Voltage	1.5VP-P (typical)
Audio Sampling Frequency	32KHz	Audio Signal-to-Noise Ratio	≥90dB
Audio Bandwidth	20Hz to 20KHz	Total Harmonic Distortion	<1%

Data

Interface Type	RJ-45
Data Type	RS-232, RS422 (4-wire), RS485 (2-wire)

Power Supply and Power Consumption

Power Supply Method

AC 220V / DC -48V / DC 9V

Overall Power Consumption

≤150W

Environmental Conditions

Operating Temperature	-15oC to +65oC	Storage Temperature	-25oC to +75oC
Industrial Grade	-40oC to +85oC	Relative Humidity	0% to 95% (non-condensing)

Product Dimensions

Length × Depth × Height

440 × 230 × 270 (mm)

Application Example

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