4 Канальный HDMI-кодер-модулятор DVB-T ISDB-T DVB-C ATSC | Головная станция цифрового ТВ с HDMI на RF

4 Канальный HDMI-кодер-модулятор DVB-T ISDB-T DVB-C ATSC | Головная станция цифрового ТВ с HDMI на RF

Обзор

Модулятор HDMI-кодера серии ISDBT2250 — это экономичное и высокоинтегрированное головное устройство цифрового телевидения, предназначенное для профессиональных радиочастотных распределительных систем.. It combines HD video encoding, мультиплексирование, готовая к шифрованию архитектура, модуляция, и функции IP-стриминга в одном компактном устройстве.

Поддержка 4 HDMI-входы (необязательный 8 Доступна версия HDMI), устройство преобразует источники видеосигнала HDMI, например спутниковые ресиверы, медиаплееры, приставки, системы наблюдения, компьютеры, и проигрыватели цифровых вывесок на радиочастотные цифровые телевизионные каналы, совместимые с DVB-T., ДВБ-С, ИСДБ-Т, АТСК, или стандарты вещания DTMB.

С четырьмя независимыми выходами радиочастотной несущей, операторы могут распределять несколько каналов HD через существующую инфраструктуру коаксиального кабеля без необходимости дополнительной проводки. The integrated Gigabit Ethernet interface supports MPTS and SPTS transport streams using UDP/RTP multicast protocols, enabling seamless integration with IPTV and hybrid RF/IP distribution networks.

The built-in On-Screen Display (экранное меню) function allows users to overlay logos, субтитры, station names, QR codes, emergency messages, advertisements, and promotional information directly onto video channels, making it ideal for hospitality and commercial broadcasting applications.

The ISDBT2250 series is widely used in hotels, hospitals, educational campuses, sports venues, government facilities, residential communities, cruise ships, correctional institutions, and corporate environments where reliable digital television distribution is required.

Функции

Multi-Channel HDMI Encoding

• Поддерживает 4 HDMI inputs as standard
• Необязательный 8 HDMI input version available
• Simultaneous encoding of multiple HD video sources
• Real-time H.264/MPEG-4 AVC video compression
• Low latency processing

Multiple Digital TV Standards

Selectable RF output standards include:

• ДВБ-Т
• ДВБ-С
• ИСДБ-Т
• АТСК
• ДТМБ

This flexibility allows deployment in different countries and regions without changing hardware platforms.

Four RF Carrier Outputs

• Поддерживает 4 independent RF channels
• Flexible frequency allocation
• Efficient channel management
• Suitable for medium-sized TV distribution systems

Gigabit IP Streaming

• 1 x Gigabit Ethernet interface
• IP input and output support
• UDP protocol support
• RTP protocol support
• Multicast transmission
• MPTS output
• SPTS output

Advanced OSD Insertion

Supports custom overlay content including:

• Corporate logos
• Hotel branding
• QR codes
• Scrolling text
• Emergency announcements
• Promotional graphics
• Channel identification
• Watermarks

User-Friendly Operation

• Front LCD display
• Front panel control buttons
• Easy configuration interface
• Real-time monitoring

Web-Based Management

• Browser-based configuration
• Remote administration
• Network monitoring
• Parameter adjustment
• Device diagnostics

Online Firmware Upgrade

• Remote firmware updates
• Improved maintenance efficiency
• Future feature expansion
• Reduced operational downtime

High Integration Design

Combines:

• HDMI encoder
• Transport stream multiplexer
• RF modulator
• IP streamer
• Management system

into one compact platform.

Технические характеристики

Видео вход

Параметр	Спецификация
HDMI-входы	4 Каналы (Необязательный 8 Каналы)
Входной разъем	HDMI
Входное разрешение	1920×1080P
Входное разрешение	1920×1080i
Входное разрешение	1280×720P
Входное разрешение	720×576i
Входное разрешение	720×480i
Частота кадров	50Гц / 59.94Гц

Кодирование видео

Параметр	Спецификация
Video Codec	MPEG-4 АВК / H.264
Encoding Type	Real-Time Hardware Encoding
Bit Rate Range	1 Мбит/с – 13 Mbps per Channel
Rate Control	CBR / ВБР

Video Output Resolution

Supported output formats include:

• 1920 × 1080 @ 50P
• 1920 × 1080 @ 30P
• 1280 × 720 @ 30P
• 720 × 576 @ 25P
• 720 × 480 @ 25P

Audio Encoding

Параметр	Спецификация
Аудиокодек	MPEG-1 Layer II
Sampling Rate	48 KHz
Audio Bitrate	64 Кбит/с
Audio Bitrate	128 Кбит/с
Audio Bitrate	192 Кбит/с
Audio Bitrate	224 Кбит/с
Audio Bitrate	256 Кбит/с
Audio Bitrate	320 Кбит/с
Audio Bitrate	384 Кбит/с

RF Output

Параметр	Спецификация
RF Channels	4 Independent Carriers
Modulation Standards	ДВБ-Т / ДВБ-С / ИСДБ-Т / АТСК / ДТМБ
Frequency Configuration	Регулируемый
Output Type	Digital RF Television Signal

ASI Interface

Параметр	Спецификация
ASI Output	2 Каналы
Транспортный поток	MPEG TS

IP Streaming

Параметр	Спецификация
Ethernet Interface	1 × Gigabit RJ45
Протокол	UDP
Протокол	RTP
Output Mode	MPTS
Output Mode	SPTS
Multicast Support	Да

Управление

Параметр	Спецификация
LCD Display	Да
Front Panel Keys	Да
Web Management	Да
Remote Configuration	Да
Online Upgrade	Да

Приложения

Hotels and Resorts

Distribute satellite TV, promotional channels, information channels, and entertainment content to guest rooms through existing coaxial cable networks.

Преимущества:

• Lower infrastructure costs
• Centralized channel management
• Hotel branding through OSD
• Guest information broadcasting

Hospitals

Deliver educational programs, healthcare information, entertainment channels, and hospital announcements to patient rooms.

Преимущества:

• Central content control
• Reliable signal distribution
• Emergency information broadcasting

Educational Institutions

Идеально подходит для:

• Universities
• Colleges
• Schools
• Training centers

Applications include:

• Campus television
• Distance learning
• Lecture broadcasting
• Information channels

Corporate Buildings

Provide:

• Corporate communications
• Internal training channels
• Digital signage distribution
• Live event broadcasting

Sports Bars and Clubs

Distribute multiple HDMI sources from:

• Satellite receivers
• Sports decoders
• Media players

to multiple displays over RF infrastructure.

Government Facilities

Подходит для:

• Public information channels
• Emergency notification systems
• Internal communication networks

Residential Communities

Enable community television systems with:

• Local content channels
• Security camera channels
• Information broadcasting

Cruise Ships and Marine Applications

Reliable onboard TV distribution for:

• Entertainment
• Navigation information
• Passenger announcements

Параметры настройки

We provide OEM and ODM customization services for distributors, вещатели, and system integrators.

Available customization options include:

Hardware Customization

• 4 HDMI version
• 8 HDMI version
• Different RF standards
• Customized frequency plans
• Additional IP features

Software Customization

• Customized firmware
• Special OSD functions
• Language localization
• Custom web interface

Branding Services

• Private label production
• Custom logo printing
• Customized packaging
• User manual branding

System Integration

• Headend project support
• IPTV integration
• CATV integration
• Network design consultation

Часто задаваемые вопросы (Часто задаваемые вопросы)

1 квартал: What does this encoder modulator do?

The device converts HDMI video sources into digital RF television channels and IP streams, allowing content distribution through coaxial cable networks and IPTV systems.

2 квартал: How many HDMI inputs are supported?

The standard model supports 4 HDMI-входы. Ан 8 HDMI version is also available.

Q3: Which RF standards are supported?

The unit supports:

• ДВБ-Т
• ДВБ-С
• ИСДБ-Т
• АТСК
• ДТМБ

depending on the selected model.

Q4: Can I distribute channels through both RF and IP simultaneously?

Да. The device supports simultaneous RF output and IP streaming output.

Q5: Does the unit support multicast streaming?

Да. UDP and RTP multicast transmission are supported.

Q6: Can I add my company logo to the video?

Да. The built-in OSD function supports:

• Logos
• QR codes
• Text overlays
• Watermarks
• Advertisements
• Emergency messages

Q7: Is remote management available?

Да. The encoder modulator includes a web-based management platform for remote configuration and monitoring.

Q8: What video codec is used?

The device uses H.264 / MPEG-4 AVC video compression for high efficiency and excellent picture quality.

Q9: Can existing coaxial cable infrastructure be used?

Да. The system is specifically designed to work with existing RF distribution networks, minimizing installation costs.

Вопрос 10: Is this suitable for hotel TV systems?

Absolutely. This is one of the most common applications for the ISDBT2250 series, allowing hotels to create their own digital TV channel lineup and information channels.

Содержимое упаковки

• 1 × HDMI Encoder Modulator
• Источник питания
• Руководство пользователя
• Network Configuration Guide
• Quality Inspection Certificate

Почему стоит выбрать серию ISDBT2250?

The ISDBT2250 Series delivers an excellent balance of performance, надежность, and affordability. By integrating HDMI encoding, мультиплексирование, RF modulation, and IP streaming into a single platform, it significantly reduces system complexity and deployment costs while providing professional-grade digital television distribution.

Whether you are building a hotel TV system, hospital broadcasting network, educational television platform, or commercial CATV headend, the ISDBT2250 offers a scalable and future-ready solution for modern digital content delivery.