Модуль модулятора-демодулятора DVB-T2 ASI з трансляцією потокового виводу Ethernet UDP MPEG-TS
Зміст
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, розміри, Signal Definitions
Control serial port level: Рівень RS232, Module controls serial port, живлення, послідовний порт даних
DVB-T2 ASI modulator Module electrical characteristics
Джерело живлення постійного струму, voltage 10V~20V
Рекомендація: The supply voltage is 12V, and the current is less than 800mA
DVB-T2 ASI modulator Module Technical parameters
РЧ вихідна потужність -15 +3 дБм (менше 1 ГГц, більше 1G, requires actual measurement).
Shoulder not less than 50dB
DVB-T2 ASI modulator Module parameters and configuration software
DVB-T2 ASI modulator Module parameters and configuration softwareThe software configuration interface is shown below
DVB-T2 Configuration Assistant software Download
DVB-T2 Configuration Assistant software Downloadhttps://drive.google.com/file/d/1MrixePytV5qzUFGW4KTATuYBjvnxq3pW/view?usp=drive_link
DVB-T2 configurable parameters
Пропускна здатність: 5M, 6M, 7M, 8M.
БПФ: 1До, 2До, 4До, 8До, 16До, 32До
Guard: 1/4, 1/8, 1/16, 1/32
Carrier Mode: нормальний
TS Mode: NM, HEM
Pilot: PP1
Carrier Frequency: 340Mhz (100Mhz~2.4GMhz optional)
PLP
Code Rate: 1/2, 3/5, 2/3, 3/4, 4/5, 5/6
LDPC: 16До, 64До
модуляція: QPSK, 16QAM, 64QAM, 256QAM
Обертання: нормальний, 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.
- Низьке енергоспоживання. 12V, 180мА
- Висока чутливість прийому. 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-біт даних біт
- 1-біт стоп-біт
- Рівний паритет
- Швидкість передачі даних: 19200
- 47 channels can be saved
Module interface, розмір, визначення сигналу
Розмір материнської плати: 40mmX70mm
часто задаються
Q: Do you have a module for IP input ASI output?
A: Немає.
Q: How can I send commands through the serial port to switch frequencies?
A: Так, 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?
A: The RX demodulator boards only support DVB-T2 and Max 860Mhz, not cover 900Mhz.
Відносна
відео
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)
функція
- 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 (напр., LDPC/BCH error correction, QPSK/16-QAM/256-QAM modulation) to enhance spectrum efficiency and robustness.
Ключові риси
- ASI Interface: Directly connects to ASI-based devices like encoders or multiplexers.
- Flexible Configuration: Supports adjustable parameters (напр., FFT size, захисний інтервал, pilot patterns) to optimize performance for varying environments.
- Висока ефективність: Utilizes DVB-T2 advancements (напр., MISO, rotated constellations) to maximize data capacity and coverage.
- Low Latency: Designed for real-time applications such as live broadcasting.
додатків
- TV broadcast transmitters, IPTV head ends, satellite uplink stations.
2. DVB-T2 Demodulation Board (ASI Output)
функція
- 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.
Ключові риси
- Висока чутливість: Stable reception in low signal-to-noise (SNR) середовищ, ideal for weak signal areas.
- Robust Against Interference: Mitigates multipath effects via OFDM and dynamic channel equalization.
- ASI Output: Delivers standard ASI streams to downstream devices (напр., декодери, recording systems).
- Real-Time Monitoring: Provides diagnostics (напр., потужність сигналу, bit error rate) для керування мережею.
додатків
- 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.
- High Reliability: Industrial-grade design for 24/7 операція.
- Network Support: Compatible with Single Frequency Networks (SFN) and Multi-Frequency Networks (MFN).
4. Випадки використання
- мовлення: Terrestrial digital TV, mobile TV (напр., public transport systems).
- Professional Systems: Екстрений зв'язок, live event streaming, distance learning.
- Data Services: IP data broadcasting (напр., OTA software updates, ad insertion).
Резюме
- Modulation Board: Acts as the передавач, converting ASI streams into robust RF signals for distribution.
- Demodulation Board: Acts as the приймач, recovering ASI streams from RF signals even in challenging conditions.
- Разом, 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, надійний, and highly reliable, making them ideal for professional TV broadcasting, IPTV head ends, mobile reception, and other mission-critical applications.