DVB to QAM Transmodulator with DVB (C/T/S/S2/S2X) / ATSC/ ISDB-T Input to DVB-C / DVB-T Output, IPTV NMS & USB Supported

FEATURES

  • Input Available at: IPTV, DVB-C, DVB-T/-S/-S2/-S2X, ATSC, ISDB-, FTA/CAM Optional
  • Output Available at: DVB-C (QAM), DVB-T
  • Applications: All in one headend unit for SMATV systems in residential blocks, hotels, offices etc.
  • Availability: In-Stock and Ship Today
  • Wholesale Discount: Yes
  • Shipping Method: DHL, FedEx, UPS, EMS, By Sea, By Air
  • Payment: TT(Bank Transfer), Western Union, Paypal, Payoneer

Description

Transform your broadcast workflow effortlessly with FMUSER’s high-performance DVB/ATSC/ISDB-T to DVB-C (QAM) Transmodulator.

 

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This all-in-one solution bridges the gap between RF input and RF output, converting signals across global standards (ATSC, DVB-S/S2/T/T2/C, ISDB-T) into QAM-modulated outputs for cable, IP, or ASI distribution.

 

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Perfect for hotels, hospitals, broadcast networks, or shadow area coverage, it’s your ultimate tool for seamless signal conversion, multiplexing, and IP streaming—all managed via intuitive web controls.

 

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Key Features & Benefits

1. Universal Signal Compatibility

Expand your audience without overhauling infrastructure—deliver satellite, terrestrial, or HDMI content to cable networks or IPTV systems.

  • Input Flexibility: Supports 24 FTA tuner inputs with mixed standards (DVB-S/S2, ATSC, ISDB-T) and HDMI for hybrid setups.
  • Output Versatility: Convert to DVB-C (QAM), ATSC, ISDB-T, or IP/ASI streams in 4-8 non-adjacent RF carriers.

 

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2. Scalable Channel Capacity

Adapt to growing demands—ideal for large hotels or multi-site broadcasters needing flexible channel scaling.

  • Choose from 4 to 24 channels with modular tuner configurations. Mix encrypted/FTA tuners or add HDMI sources for tailored setups.

 

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3. Advanced IP Streaming & Multiplexing

Streamline content distribution across RF and IP networks while maintaining signal integrity.

  • 128x MPTS/SPTS UDP/RTP IP inputs and 512x SPTS IP outputs for hybrid RF-IP workflows.
  • ASI ports for external TS multiplexing and PSI/SI table editing.

 

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4. Broadcast-Grade Reliability

Guarantee uninterrupted, high-quality broadcasts for critical applications like live events or emergency communications.

  • MER ≥43 dB and MTBF ≥50,000 hours ensure crystal-clear output and minimal downtime.
  • PCR correction and PID remapping eliminate timing errors and simplify channel organization.

5. Intuitive Management

Reduce setup time and simplify operations, even for non-technical staff.

  • Web-based control + LCD front panel for remote or on-site adjustments.
  • Logical Channel Numbering (LCN) and dynamic DiSEqC 1.0 LNB control.

 

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Why Choose FMUSER? Cost & Service Advantages

✅ Lower Total Cost of Ownership

  • OEM/ODM Services: Customize branding, firmware, or hardware at factory-direct prices.
  • Bulk Discounts: Save up to 30% on large orders.
  • Global Shipping: Optimized logistics cut costs by 15-20% vs. competitors.

✅ 24/7 Lifespan Support

  • Free pre-sales consultations to design your ideal setup.
  • Same-day technical support via email, chat, or video call.
  • Extended warranties and spare parts at cost price.

✅ Future-Proof Investment

  • Modular design allows easy upgrades (e.g., adding HDMI inputs or CI slots).
  • Free firmware updates ensure compatibility with evolving standards.

 

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 Specifications

FTA Tuners input(optional)
DVB-S/S2 Input Frequency 950-2150MHz
Symbol rate 1~54MSps (DVB-S QPSK) 1~60MSps (DVB-S2 QPSK) 1~60MSps (DVB-S2 8PSK) 1~58MSps (DVB-S2 16APSK) 1~55MSps (DVB-S2 32APSK)
FEC Demodulation 1/2, 2/3, 3/4, 5/6, 7/8 (DVB-S QPSK) 1/4, 1/3, 2/5, 1/2, 2/3, 3/4, 4/5, 5/6, 8/9, 9/10 (DVB-S2 QPSK) 3/5, 2/3, 3/4, 5/6, 8/9, 9/10 (8PSK) 2/3, 3/4, 4/5, 5/6, 8/9, 9/10 (16APSK) 3/4, 4/5, 5/6, 8/9, 9/10 (32APSK)
Signal strength -65 ~ -25dBm
Roll off 0.20; 0.25; 0.35 (Only DVB-S)
Demodulation mode QPSK, 8PSK, 16APSK, 32APSK (Only DVB-S2)
LNB polarity selection Vol 0, 13V, 18V Selectable
LNB band selection Tone 0/22Khz Selectable
Input impedance 75 Ω
FEC (Code Rate) 1/2, 2/3, 3/4, 5/6, 7/8
Frequency Range 30MHz-1000Mhz
Bandwidth 6Mhz, 7Mhz, 8Mhz
FEC Demodulation DVB-T: 1/2, 2/3, 3/4, 5/6, 7/8 DVB-T2:1/2, 3/5, 2/3, 3/4, 4/5, 5/6
Constellation QPSK, 16QAM, 64QAM, 256QAM (Only DVB-T2)
ISDB-T Frequency range 30-900MHz
Bandwidth 6MHz
Constellation DQPSK,QPSK,16QAM,64QAM
FEC(code rate) 1/2,2/3,3/4,5/6,7/8
Interleave '0,4,8,16
Guard Interval 1/32, 1/16, 1/8, 1/4
Transmission mode 2K, 4K, 8K (FFT)
ATSC Frequency range 50–860 MHz
Input level -34 to +40dBmV
Constellation 8-VSB
Bandwidth 6MHz
Key reference specification ATSC A/53
DVB-C Stanard J83.A(DVB-C,J83.B,J.83.C)
Constellation (QAM) 16, 32, 64, 128, 256, 64/256
Bandwidth(MHz) 8,6
Symbol Rate (Mbaud) 5-7, 4.2-5.3
Multiplexing Maximum PID remapping 180 input per channel PID remapping by automatically or manually PSI/SI: SDI/PMT/TOT/PAT/BAT/CAT/TDT/NIT Insert Accurate PCR adjusting Max numbers: 4 or 8 mux for RF and 1 Mux for 1*MPTS
ASI I/O DVB-ASI: 2 * ASI input and 2*ASI output, one for backup, 75Ω, BNC, 188Bytes MPEG-2: TS over DVB-ASI (EN 50083-9) ASI Selectable out: mirror of one MPTS
IP I/O RJ45 port: 100/1000M GbE Port,1*DATA port used for input and output IP output: 1*MPTS & 127*SPTS UDP/RTP IP input: 128*MPTS/SPTS UDP/IP TS over UDP, unicast, and multicast streaming TS over IP
ASI and IP output
ASI Output 2 * ASI output, 75Ω, BNC, 188Bytes
IP Output 1*MPTS & 127*SPTS UDP/RTP
Modulation
DVB-T Modulation Channel: DVB-T adjacent frequencies Modulation standard: EN300744 Frequency range: 96~864MHz,1Khz one step Modulation standard: EN300744 Bandwidth: 6M, 7M, 8M FFT mode: 2K, 8K Constellation:QPSK, 16QAM, 64QAM Guard Interval 1/4, 1/8, 1/16, 1/32 FEC 1/2, 2/3, 3/4, 5/6, 7/8 TS bit rate<31 Mbit/s
ATSC-T Modulation Channel: 8VSB adjacent frequencies Constellation: 8VSB Frequency range: 96~864MHz, 1Khz one step Constellation: 8VSB TS bit rate<19 Mbit/s MER≥40 dB
DVB-C Modulation Channel: DVB-C adjacent frequencies Frequency range: 96~864MHz, 1Khz one step MER ≥ 40 dB Symbol rate: 5~7 Mbaud DVB-C standard DVB-C (J83.A, J83.B, J83.C) Constellation: J.83A-6/32/64/128/256QAM; J.83B-64/256QAM; J.83C-64/256QAM Symbol rate: J.83A-5 ~ 7MSymbol/s, J.83B - fixed; J.83C - fixed Bandwidth: J.83A - 8M, J.83B - 6M, J.83C - 6M
ISDB-T Modulaation Channel: ISDB-T frequency Frequency range: 96~864MHz, 1Khz one step ISDB-T standard ARIB STD-B31 Constellation: DQPSK, QPSK, 16QAM, 64QAM Guard Interval: 1/32, 1/16, 1/8, 1/4 Transmission mode: 2K, 4K, 8K Code rate: 1/2, 3/4, 5/6, 7/8 Bandwidth: 6MHz TS bit rate<21 Mbit/s MER ≥ 40 dB
DTMB Modulation Constellation: 4QAM, 16QAM, 32QAM, 64QAM Code rate: 0.4, 0.6, 0.8 Guard Interval: 420, 595, 945 IONS
GENERAL OPTION
Management Connector: 1*RJ-45, 100/1000M Ethernet interface. Remote upgrade:via network Configuration interface: web browser ,NMS
Physical and power Power Supply: 110 ~220V Consumption 18-20W Operational temperature: 0~50°C Storage temperature: -10~70°C Humidity: 10%-90% Dimension: 430mm(W)×460(D)mm×45mm(H) Weight: 4.5kg

 

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Why You Need an RF Transmodulator: Bridging Standards for Future-Ready Broadcasting

In today’s fragmented broadcast landscape, content providers face a critical challenge: delivering signals across incompatible standards like ATSC (terrestrial TV), DVB-S2 (satellite), and QAM (cable). FMUSER’s RF transmodulator eliminates these barriers, empowering you to future-proof your infrastructure and unlock new revenue streams. Here’s how it solves real-world challenges:

1. ATSC to QAM Conversion: Expand Your Cable Reach

  • Problem: North American broadcasters using ATSC struggle to distribute content to cable subscribers (QAM) without costly re-encoding.
  • Solution: Our transmodulator converts ATSC signals to QAM in real time, preserving 1080p/4K quality.
  • Case Study: A regional broadcaster doubled its cable audience by converting ATSC feeds to QAM for local operators—no satellite uplink fees or new encoders required.

2. DVB-S2 to QAM: Satellite-to-Cable Made Simple

  • Problem: Satellite broadcasters (DVB-S2) can’t directly feed cable networks (QAM), forcing reliance on middlemen.
  • Solution: Transmodulate DVB-S2 satellite signals to QAM instantly, cutting out third-party distribution costs.
  • Case Study: A hotel chain slashed operational costs by 40% by converting satellite TV feeds to QAM for in-room cable systems using FMUSER’s transmodulator.

3. DVB-S2 to ATSC: Integrate Satellite into Terrestrial Networks

  • Problem: Satellite content (DVB-S2) can’t natively air on ATSC-based terrestrial networks.
  • Solution: Convert DVB-S2 signals to ATSC for seamless integration into local broadcasts.
  • Case Study: A public broadcaster enriched its lineup with international satellite channels by transmodulating DVB-S2 to ATSC, attracting 25% more viewers.

 

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Don’t let outdated standards limit your audience. FMUSER’s transmodulator is your key to universal signal agility. Contact us today to learn more details!

 

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16 RF Tuners for IPTV TS & RF Transmodulator Output: CATV RF to IP Gateway and Transmodulator for QAM, ATSC, DVB-S/S2, DVB-T, and ISDB-T

FMUSER’s innovative 16-channel RF-to-IP gateway and transmodulator delivers unparalleled flexibility for modern broadcast and IPTV headends, seamlessly converting up to 16 RF inputs into IP streams and reconfigured RF outputs simultaneously. Designed to support ATSC, QAM (64/256), DVB-S/S2, DVB-T/T2, and ISDB-T standards, this versatile solution acts as both a high-density RF-to-IP gateway and a multi-format transmodulator, enabling operators to transform terrestrial, satellite, or cable signals into IP multicast/unicast streams via UDP/RTP while regenerating RF outputs for downstream distribution. Ideal for system integrators, it facilitates dynamic channel lineup reorganization—converting QAM-to-QAM, ATSC-to-DVB-T, or ISDB-T-to-IP—while integrating external transport streams through dual DVB-ASI inputs. Whether redistributing free OTA channels across a QAM network, migrating legacy RF systems to hybrid IP/RF infrastructures, or up/down-converting frequencies, this all-in-one platform ensures seamless compatibility and operational agility. FMUSER’s cutting-edge transmodulation technology empowers users to future-proof their workflows, reduce hardware sprawl, and monetize existing content across multiple delivery formats. For tailored configurations or advanced use cases, contact FMUSER’s engineering team to explore how this scalable solution can optimize your signal distribution strategy.

 

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Satellite/Cable/Terrestrial RF-to-IP & Transmodulator Models

FMUSER’s modular platform offers tailored configurations for converting RF signals across standards while delivering IP streams. Select the ideal model based on your input source and target output format.


1. ATSC-Centric Models

Ideal for integrating terrestrial broadcasts into cable or IP networks.

  • FM-ATSC-ATSC: Converts 16 ATSC inputs to 16 reconfigured ATSC RF outputs + IPTV streams (retain existing standards with channel shifts).
  • FM-ATSC-QAM: Transmodulates 16 ATSC inputs to 16 QAM RF outputs + IPTV streams (ideal for OTA-to-cable integration).

2. QAM-Focused Models

Optimized for cable operators upgrading channel lineups or migrating to hybrid RF/IP systems.

  • FM-QAM-ATSC: Converts 16 QAM inputs to 16 ATSC RF outputs + IPTV streams (terrestrial broadcast expansion).
  • FM-QAM-QAM: Reprocesses 16 QAM inputs to 16 refreshed QAM RF outputs + IPTV streams (frequency remapping or modulation upgrades).

3. DVB-S/S2 Satellite Conversion Models

Transform satellite feeds into terrestrial/cable formats or IP for multi-platform distribution.

  • FM-DVBS-ATSC: Converts 16 DVB-S/S2 inputs to 16 ATSC RF outputs + IPTV streams (satellite-to-terrestrial bridging).
  • FM-DVBS-QAM: Transmodulates 16 DVB-S/S2 inputs to 16 QAM RF outputs + IPTV streams (satellite-to-cable delivery).

4. DVB-T/T2 Terrestrial Models

Adapt international DVB-T/T2 signals for regional networks or IP-centric workflows.

  • FM-DVBT-DVBT: Converts 16 DVB-T/T2 inputs to 16 updated DVB-T RF outputs + IPTV streams (frequency/parameter optimization).
  • FM-DVBT-QAM: Translates 16 DVB-T/T2 inputs to 16 QAM RF outputs + IPTV streams (cross-standard compatibility).

 

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Key Features

1. Multi-Standard Input Flexibility

This solution supports diverse RF signal sources, enabling seamless integration into global broadcast ecosystems. Whether repurposing satellite feeds, cable networks, or terrestrial broadcasts, users gain unmatched compatibility.

  • 16 Tuner Inputs: Independently tune up to 16 RF signals across ATSC, QAM (64/256), DVB-S/S2, DVB-T/T2, or ISDB-T standards.
  • Dual ASI Integration: Inject 2 additional transport streams via DVB-ASI, ideal for merging external encoder outputs or backup feeds.

2. Hybrid IP + RF Output Versatility

Maximize content utility by converting RF signals into IP for LAN distribution while retaining RF for legacy equipment.

  • 16 Reconfigured RF Outputs: Regenerate outputs in QAM, ATSC, DVB-T, or ISDB-T (model-dependent), enabling channel frequency shifts or format conversions.
  • High-Density IP Streaming: Deliver 1 MPTS or 512 SMPTS streams via UDP/RTP, optimized for multicast or unicast distribution across LAN/WAN.

3. Broadcast-Grade Signal Integrity

Ensure flawless transmission with professional-grade modulation and error correction.

  • MER ≥40dB: Maintain exceptional RF output quality for reliable downstream distribution.
  • PCR Adjustment: Precise Program Clock Reference correction eliminates synchronization issues in IP streams.

4. Advanced Signal Processing

Tailor transport streams to meet network requirements or regional standards.

  • Dynamic Multiplexing & Scrambling: Process 16 independent channels with custom PSI/SI editing, VCT adjustments, or conditional access integration.
  • QAM Modulation Control: Fine-tune modulation parameters (e.g., symbol rate, FEC) for compatibility with legacy or modern QAM headends.

5. Simplified Management & Scalability

Streamline operations with intuitive tools for remote configuration and updates.

  • Web-Based Interface: Monitor, configure, or troubleshoot via a centralized dashboard.
  • Firmware Updates: Deploy new features or standards compliance seamlessly over the network.

 

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Specifications

Input 16 INPUT  FTA Tuner selection:: DVB-S/S2 OT ATSC or DVB-C Annex A/B QAM  (Model dependent)
512 IP (GE1only)input over UDP and RTP protocol
2 ASI input, BNC interface
Tuner Section DVB-S Input Frequency 950-2150MHz
Symbol rate 2-45Msps
Signal Strength -65~-25dBm
FEC Demodulation 1/2, 2/3, 3/4, 5/6, 7/8 QPSK
DVB-S2 Input Frequency 950-2150MHz
Symbol rate QPSK 1~45Mbauds 8PSK 2~30Mbauds
Code rate 1/2, 3/5, 2/3, 3/4, 4/5, 5/6, 8/9, 9/10
Demodulation Mode QPSK, 8PSK
Multiplexing Maximum PID Remapping 128per input channel
Function PID remapping (automatically or manually)
Function Accurate PCR adjusting
Function Generate PSI/SI table automatically
Modulation Output Modulation Output format ATSC or DVB-C Annex A / B QAM ( model dependendt, please chek model selection)
Standard EN300 429/ITU-T J.83A/B or 8VSB ( ATSC model )
MER ≥40db
RF frequency 50~960MHz, 1KHz step
RF output level -20~+10dbm(87~107 dbµV),0.1db step
Symbol Rate 5.0Msps~7.0Msps, 1ksps stepping
Constellation 16/32/64/128/256QAM
J.83A J.83B
Constellation 16/32/64/128/256QAM 64/256 QAM
Bandwidth 8M 6M
System Remote management Web NMS (10M/100M)
RF Out 16 DVB-C output or ATSC ( model dependendt, please chek model selection)
IP Out 1 IP (MPTS) output over UDP and RTP/RTSP (GE1 only) Mirrors one carrier
Language English
Software Upgrading Web
General Dimension (W*D*H) 482mm×300mm×44.5mm (1RU 19x8x3)
Weight 3.7kg
Temperature 0~45°C(Operation) ; -20~80°C(Storage)
Power AC 100V±1050/60Hz; AC 220V±10%, 50/60HZ
Consumption 25W

 

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Why Choose FMUSER?

FMUSER’s RF-to-IP transmodulator reduces infrastructure complexity by unifying signal conversion, IP streaming, and RF regeneration into a single 1RU platform. System integrators benefit from:

  • Operational Efficiency: Eliminate standalone gateways and modulators while supporting mixed RF/IP workflows.
  • Future-Proof Design: Adapt to emerging standards or regional requirements with software-driven flexibility.
  • Cost Savings: Monetize existing RF content across IP and RF endpoints without overbuilding hardware.

 

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