DVB-T2 ASI 调制解调器模块,带以太网 UDP MPEG-TS 流输出广播
目录
DVB-T2 ASI modulation Module with ASI TS stream input and RF output

Broadcast with precision using our DVB-T2 modulator with ASI input.
Seamless ASI to DVB-T2 modulation for professional broadcasting.
High-quality DVB-T2 transmission starts with reliable ASI input.
DVB-T2 ASI Module Interface, 外形尺寸, Signal Definitions
Control serial port level: RS232电平, Module controls serial port, 电源, 数据串口
DVB-T2 ASI modulator Module electrical characteristics
直流电源, voltage 10V~20V
推荐: The supply voltage is 12V, and the current is less than 800mA
DVB-T2 ASI modulator Module Technical parameters
射频输出功率 -15 +3 分贝 (小于1GHz, 大于1G, requires actual measurement).
Shoulder not less than 50dB
DVB-T2 ASI modulator Module parameters and configuration software
The software configuration interface is shown below
DVB-T2 Configuration Assistant software Download
https://drive.google.com/file/d/1MrixePytV5qzUFGW4KTATuYBjvnxq3pW/view?usp=drive_link
DVB-T2 configurable parameters
带宽: 5中号, 6中号, 7中号, 8中号.
快速傅里叶变换: 1ķ, 2ķ, 4ķ, 8ķ, 16ķ, 32ķ
Guard: 1/4, 1/8, 1/16, 1/32
Carrier Mode: 普通的
TS Mode: NM, HEM
Pilot: PP1
载波频率: 340兆赫 (100Mhz~2.4GMhz optional)
PLP
码率: 1/2, 3/5, 2/3, 3/4, 4/5, 5/6
LDPC: 16ķ, 64ķ
调制: QPSK, 16QAM, 64QAM, 256QAM
旋转: 普通的, Rotated
DVB-T2 ASI Demodulation Module with RJ45 ethernet UDP output
DVB-T2 ASI Demodulation Module Feature
- Modular. Consists of a mainboard and a control panel.
- 低功耗. 12V, 180毫安
- 接收灵敏度高. Can reach -106dBm
- Dual antenna diversity reception. Bandwidth from 5MHz to 8MHz, step 1M, frequency 100MHz to 860MHz.
- ASI TS stream output
DVB-T2 ASI Demodulation Module function
- Parameters of the communication control serial port
- 8-位数据位
- 1-位停止位
- Even parity
- 波特率: 19200
- 47 channels can be saved
Module interface, 尺寸, signal definition
Mainboard size: 40mmX70mm



常问问题
Q: Do you have a module for IP input ASI output?
一个: 没有.
Q: How can I send commands through the serial port to switch frequencies?
一个: 是, please edit the serial port command according to the following document.
EW300 dual tuner demodulation module technical description
Q: Does the RX demodulator board support DVB-T and 900Mhz?
一个: The RX demodulator boards only support DVB-T2 and Max 860Mhz, not cover 900Mhz.
相对的
视频


About DVB-T2 ASI modulator and demodulator products
DVB-T2 Modulation Board (with ASI Input) and Demodulation Board (with ASI Output): Functions and Features
1. DVB-T2 Modulation Board (ASI Input)
功能
- Converts ASI input signals (typically MPEG-TS streams) into DVB-T2-compliant RF signals for broadcast transmission via antennas or cable networks.
- Applies advanced DVB-T2 encoding and modulation techniques (例如, LDPC/BCH error correction, QPSK/16-QAM/256-QAM modulation) to enhance spectrum efficiency and robustness.
主要特点
- ASI Interface: Directly connects to ASI-based devices like encoders or multiplexers.
- Flexible Configuration: Supports adjustable parameters (例如, 快速傅里叶变换大小, 保护间隔, pilot patterns) to optimize performance for varying environments.
- 高效率: Utilizes DVB-T2 advancements (例如, MISO, rotated constellations) to maximize data capacity and coverage.
- 低延迟: Designed for real-time applications such as live broadcasting.
应用
- TV broadcast transmitters, IPTV head ends, satellite uplink stations.
2. DVB-T2 Demodulation Board (ASI输出)
功能
- Receives and demodulates DVB-T2 RF signals, restoring them to ASI-formatted MPEG-TS streams.
- Corrects transmission errors using DVB-T2’s LDPC+BCH error-correction coding.
主要特点
- 高灵敏度: Stable reception in low signal-to-noise (信噪比) 环境, ideal for weak signal areas.
- Robust Against Interference: Mitigates multipath effects via OFDM and dynamic channel equalization.
- ASI输出: Delivers standard ASI streams to downstream devices (例如, decoders, recording systems).
- Real-Time Monitoring: Provides diagnostics (例如, 信号强度, bit error rate) for network management.
应用
- TV receiver stations, cable head ends, mobile reception systems (e.g.,车载TV).
3. Common Features
- DVB-T2 Compliance: Ensures global interoperability with standardized equipment.
- 高可靠性: Industrial-grade design for 24/7 手术.
- Network Support: Compatible with Single Frequency Networks (SFN) and Multi-Frequency Networks (MFN).
4. 使用案例
- 广播: Terrestrial digital TV, mobile TV (例如, public transport systems).
- Professional Systems: Emergency communications, live event streaming, distance learning.
- Data Services: IP data broadcasting (例如, OTA software updates, ad insertion).
概括
- Modulation Board: Acts as the 发射机, converting ASI streams into robust RF signals for distribution.
- Demodulation Board: Acts as the 接收者, recovering ASI streams from RF signals even in challenging conditions.
- 一起, they form a complete DVB-T2 transmission chain, enabling high-capacity, high-reliability digital broadcasting.
Advanced DVB-T2 decoder designed for seamless ASI signal integration.
Robust DVB-T2 receiver ensuring flawless ASI output transmission.













iVcan.com –
I have been using the DVB-T2 ASI modulator and demodulator modules for several broadcasting projects, and they are outstanding. The modulator reliably converts ASI MPEG-TS streams into DVB-T2 RF signals with minimal latency, while the demodulator accurately restores the streams to ASI output, even in low SNR environments. Configuration is flexible, with adjustable FFT, guard intervals, and modulation schemes, allowing optimization for different broadcast scenarios. The modules are compact, 强壮的, and highly reliable, making them ideal for professional TV broadcasting, IPTV head ends, mobile reception, and other mission-critical applications.