4 Channel HDMI Encoder Modulator DVB-T ISDB-T DVB-C ATSC | HDMI to RF Digital TV Headend
Yleiskatsaus
The ISDBT2250 Series HDMI Encoder Modulator is a cost-effective and highly integrated digital TV headend solution designed for professional RF distribution systems. It combines HD video encoding, multiplexing, scrambling-ready architecture, modulointi, and IP streaming functions into a single compact device.
Tukeva 4 HDMI inputs (valinnainen 8 HDMI version available), the unit converts HDMI video sources such as satellite receivers, mediasoittimet, digisovittimet, valvontajärjestelmät, computers, and digital signage players into RF digital television channels compliant with DVB-T, DVB-T2U_USB_DVB-T2_PC_DTV_vastaanotin_DVB-T2_DVB-T_DVB-C_SDR_FM_DAB_TV_STICK-5.jpg, ISDB-T, ATSC, or DTMB broadcasting standards.
With four independent RF carrier outputs, operators can distribute multiple HD channels through existing coaxial cable infrastructure without requiring additional wiring. 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 (OSD) function allows users to overlay logos, tekstitykset, 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.
ominaisuudet
Multi-Channel HDMI Encoding
- Tukee 4 HDMI inputs as standard
- Valinnainen 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:
- DVB-T
- DVB-T2U_USB_DVB-T2_PC_DTV_vastaanotin_DVB-T2_DVB-T_DVB-C_SDR_FM_DAB_TV_STICK-5.jpg
- ISDB-T
- ATSC
- DTMB
This flexibility allows deployment in different countries and regions without changing hardware platforms.
Four RF Carrier Outputs
- Tukee 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.
tekniset tiedot
Videotulo
| Parametri | Erittely |
|---|---|
| HDMI Inputs | 4 kanavat (Valinnainen 8 kanavat) |
| Tuloliitin | HDMI |
| Tulon tarkkuus | 1920×1080P |
| Tulon tarkkuus | 1920×1080i |
| Tulon tarkkuus | 1280×720P |
| Tulon tarkkuus | 720×576i |
| Tulon tarkkuus | 720×480i |
| Kuvataajuus | 50Hz / 59.94Hz |
Videon koodaus
| Parametri | Erittely |
| Videokoodekki | MPEG-4 AVC / H.264 |
| Encoding Type | Real-Time Hardware Encoding |
| Bit Rate Range | 1 Mbps – 13 Mbps per Channel |
| Rate Control | CBR / AIR on ilmarajapinnan nopeus |
Video Output Resolution
Supported output formats include:
- 1920 × 1080 @ 50P
- 1920 × 1080 @ 30P
- 1280 × 720 @ 30P
- 720 × 576 @ 25P
- 720 × 480 @ 25P
Äänen koodaus
| Parametri | Erittely |
| Äänikoodekki | MPEG-1 Layer II |
| Sampling Rate | 48 KHz |
| Audio Bitrate | 64 KBPS |
| Audio Bitrate | 128 KBPS |
| Audio Bitrate | 192 KBPS |
| Audio Bitrate | 224 KBPS |
| Audio Bitrate | 256 KBPS |
| Audio Bitrate | 320 KBPS |
| Audio Bitrate | 384 KBPS |
RF Output
| Parametri | Erittely |
| RF Channels | 4 Independent Carriers |
| Modulation Standards | DVB-T / DVB-T2U_USB_DVB-T2_PC_DTV_vastaanotin_DVB-T2_DVB-T_DVB-C_SDR_FM_DAB_TV_STICK-5.jpg / ISDB-T / ATSC / DTMB |
| Frequency Configuration | Säädettävä |
| Output Type | Digital RF Television Signal |
ASI-liitäntä
| Parametri | Erittely |
| ASI-lähtö | 2 kanavat |
| Transport Stream | MPEG TS |
IP-suoratoisto
| Parametri | Erittely |
| Ethernet-liitäntä | 1 × Gigabit RJ45 |
| pöytäkirja | Udp |
| pöytäkirja | RTP |
| Lähtötila | MPTS |
| Lähtötila | SPTS |
| Multicast-tuki | Joo |
Johto
| Parametri | Erittely |
| LCD-näyttö | Joo |
| Etupaneelin näppäimet | Joo |
| Web-hallinta | Joo |
| Etäkokoonpano | Joo |
| Online-päivitys | Joo |
Sovellukset
Hotellit ja lomakeskukset
Jaa satelliitti-tv, myynninedistämiskanavat, tietokanavia, ja viihdesisältöä huoneisiin olemassa olevien koaksiaalikaapeliverkkojen kautta.
Hyöty:
- Pienemmät infrastruktuurikustannukset
- Keskitetty kanavahallinta
- Hotellibrändäys OSD:n kautta
- Vierastietojen lähetys
Sairaalat
Järjestä koulutusohjelmia, terveydenhuollon tiedot, viihdekanavat, ja sairaalailmoitukset potilashuoneisiin.
Hyöty:
- Keskitetty sisällönhallinta
- Luotettava signaalin jakelu
- Hätätietojen lähetys
Oppilaitokset
Ihanteellinen:
- Yliopistot
- korkeakoulut
- Koulut
- Koulutuskeskukset
Sovellukset sisältävät:
- Kampustelevisio
- Etäopiskelu
- Luennon lähetys
- Tiedotuskanavat
Yritysrakennukset
Tarjoa:
- Yritysviestintä
- 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
Sopiva jhk:
- 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
Räätälöintiasetukset
We provide OEM and ODM customization services for distributors, lähetystoiminnan harjoittajat, 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
- Erityiset OSD-toiminnot
- Kielen lokalisointi
- Mukautettu verkkokäyttöliittymä
Brändäyspalvelut
- Omien merkkien tuotanto
- Mukautettu logotulostus
- Räätälöity pakkaus
- Käyttöohjeen brändäys
Järjestelmän integrointi
- Headend-projektituki
- IPTV-integraatio
- CATV-integraatio
- Verkkosuunnittelun konsultointi
Usein kysytyt kysymykset (Ohje)
Q1: Mitä tämä kooderimodulaattori tekee?
Laite muuntaa HDMI-videolähteet digitaalisiksi RF-televisiokanaviksi ja IP-virroiksi, mahdollistaa sisällön jakelun koaksiaalikaapeliverkkojen ja IPTV-järjestelmien kautta.
Q2: Kuinka monta HDMI-tuloa tuetaan?
Vakiomalli tukee 4 HDMI inputs. Yksi 8 Saatavana myös HDMI-versio.
Q3: Mitä RF-standardeja tuetaan?
Yksikkö tukee:
- DVB-T
- DVB-T2U_USB_DVB-T2_PC_DTV_vastaanotin_DVB-T2_DVB-T_DVB-C_SDR_FM_DAB_TV_STICK-5.jpg
- ISDB-T
- ATSC
- DTMB
riippuen valitusta mallista.
Q4: Voinko jakaa kanavia sekä RF:n että IP:n kautta samanaikaisesti??
Joo. Laite tukee samanaikaista RF-lähtöä ja IP-suoratoistoa.
Q5: Tukeeko laite multicast-suoratoistoa?
Joo. UDP and RTP multicast transmission are supported.
Q6: Can I add my company logo to the video?
Joo. The built-in OSD function supports:
- Logos
- QR codes
- Text overlays
- Watermarks
- Advertisements
- Emergency messages
Q7: Is remote management available?
Joo. 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?
Joo. The system is specifically designed to work with existing RF distribution networks, minimizing installation costs.
Q10: Is this suitable for hotel TV systems?
Täysin. 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.
Package Contents
- 1 × HDMI Encoder Modulator
- Virtalähde
- Ohjekirja
- Network Configuration Guide
- Quality Inspection Certificate
Why Choose the ISDBT2250 Series?
The ISDBT2250 Series delivers an excellent balance of performance, luotettavuus, and affordability. By integrating HDMI encoding, multiplexing, 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.
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