Modulator 12 Channels HD to DVB-T

2.500,00 inc vat

Out of stock

Out of stock

Out of stock

Untitled design - 2023-03-01T120000.322

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TBS8120 12 Channel HDMI to DVB-T Modulator

TBS8120 is an all-in-one device integrated encoding (MPEG-4/AVC H.264), multiplexing and modulation functions in one standard 1U case. It can convert 12 HDMI signals into 4 DVB-T RF outputs. The signal sources could be from satellite receivers, closed-circuit television cameras and etc. its output signal is to be received by DVB-T standard TVs or DVB-T STBs.

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In order to meet the various requirements of customers, this device is also equipped with IP input and 4 MPTS output via UDP and RTP. With “Remux” technology, you can easily select popular channels from input streams, then multiplexed to a new TS stream to 4 RF output.

TBS DVB-T modulator server is the perfect solution for Digital Signage, Private Circuit, STB Testing, and Laboratory Applications. It also provides a very costs-effective solution to transmodulation system and IPTV systems.


  • RF modulation (terrestrial digital) output option
  • 4 DVB-T RF transmission
  • Managed through web UI
  • Integrated modulating and multiplexing functions
  • Support 12 HDMI channels input
  • Support H.264/AVC video encoding
  • Support MPEG1 Layer 2 (HE-AAC (V2), LC -AAC optional) audio encoding;
  • Support PSI/SI editing and inserting
  • PID remapping and passthrough
  • Support VBR (video bitrate mode)
  • Support 720P, 1080I, 1080P HD video format
  • Support IP (1000M) Output over UDP, RTP/RTSP
  • Real-time output bit-rate monitoring


  • DVB-T signal generator
  • Video broadcast/distribution
  • IPTV system



Size 1U
CPU AMD® Embedded G-Series SoC (Quad Core, 2GHz)
RAM 4GB DDR3 1333
Graphics Integrated AMD Radeon™ HD
Ethernet 2x LAN Gbit / 100 Mbit / 10 Mbit
Interface 4 x PCI-E
2 x USB 2.0
2 x USB 3.0
Input 12 x HDMI
Output 4 *RF COFDM DVB-T out (4 carriers combined output)
Stream output 4 * MPTS output over UDP and RTP/RTSP as mirror of 8 DVB-Tcarriers
Remote management web NMS
Video Input Encoding MPEG-4 AVC/H.264
Resolution 1920×1080_60P,1920×1080_50P,1920×1080_60i, 1920×1080_50i,1280×720_60P,1280×720_50P, 720×576_50i, 720×480_60i
Bit-rate 0.8~15Mbps each channel
Rate Control VBR
DVB-T Modulate Frequency range 50~860MHz
Channel bandwidth 6, 7, 8 MHz
FFT mode 2K, 8K
Code rate 1/2,2/3,3/4,5/6,7/8
Guard Interval 1/4, 1/8,1/16, 1/32
Carrier Suppression > 50dB
MER > 40dB
Spectrum Shoulders 55 dB for perfect
Channelband width variable channel band width from 6MHz to 8 MHz

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