2.5WPA 830-845-860MHz COFDM वीडियो ट्रांसमीटर-रिसीवर फ्रेंच साइकिल प्रतियोगिताएं लाइव स्पोर्ट्स

2.5WPA 830-845-860MHz COFDM वीडियो ट्रांसमीटर-रिसीवर फ्रेंच साइकिल प्रतियोगिताएं लाइव स्पोर्ट्स

सिंहावलोकन

The Vcan1726 Wireless Video Transmitter and Receiver is a professional-grade COFDM-based solution for live sports broadcasting, French bicycle competitions, drone UAV video downlinks, and mobile video transmission. Equipped with HDMI and CVBS inputs, H265/H264 encoding, and optional 1W or 2.5W PA, it delivers कम अव्यक्ता, लंबी दूरी, and stable wireless HD video in challenging outdoor environments.

के लिए आदर्श multi-camera setups, ड्रोन, conference rooms, wedding shoots, or CCTV security applications, this transmitter and receiver set ensures professional-quality video with AES256 encryption for secure transmission.

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Key Features

Transmitter Advantages

• HD video encoding: Supports HDMI and analog CVBS input, encoding up to 1080P60 (1080@60पी).

• Flexible modulation: COFDM modulation provides strong resistance to multi-path interference and NLOS (गैर लाइन-ऑफ़-साइट) संचरण.

• High performance PA: Options include 1W or 2.5W, with future support for 10W/20W for extended range.

• पोर्टेबल & टिकाऊ: CNC aluminum alloy shell, लाइटवेट (<140g for TX), compact dimensions (10.5×5×2.7cm).

• सुरक्षित: AES256 encryption for video data.

• Configurable: आवृत्ति, बैंडविड्थ, transmission stream, and other parameters adjustable.

Receiver Advantages

• Multi-output support: HDMI, CVBS, USB, and Ethernet simultaneously for live streaming or recording.

• Dual-antenna diversity: Improves reception reliability, even in complex outdoor environments.

• Integrated RTSP server: Stream directly to computers, Android devices, or network decoders.

• OSD support: Displays RF strength, बैंडविड्थ, बिट दर, and other parameters on-screen.

• Low-latency decoding: H265 latency 0.2–0.3s, H264 0.05–0.13s for real-time applications.

• Recording options: Supports TF card or USB disk recording (one selectable).

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Applications

• French bicycle competitions and live sports broadcasting: लंबी दूरी, low-latency video from cameras on bicycles, motorcycles, or drones.

• Drone UAV downlink: हाई-स्पीड मोबाइल ट्रांसमिशन, तक सपोर्ट कर रहा है 800 किमी/घंटा.

• Wedding and event filming: Wireless HD coverage without cable constraints.

• CCTV and security monitoring: Long-distance and NLOS transmission for complex environments.

• सम्मेलन कक्ष: Wireless HDMI video for large spaces with obstacles.

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Transmitter Input & उत्पादन

एवी इनपुट (CVBS Analog)

Configuration Interface

• 4PIN TTL 3.3V serial port for parameter configuration, connectable to PC or Vcan configuration board.

डेटा इंटरफ़ेस

• One-way transparent serial data port, default TTL 3.3V, optional RS232 level.

HDMI इनपुट

• Standard HDMI interface for HD video input.

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Why 830–860 MHz Is the Ideal Choice for COFDM Video Transmitters in French Bicycle Competitions and Live Sports

Delivering स्थिर, low-latency wireless video from the race course to broadcast stations or organizers is crucial for professional French bicycle competitions and other live sports events. One key factor in achieving this is selecting the right frequency for COFDM (कोडित ऑर्थोगोनल फ्रीक्वेंसी डिवीजन मल्टीप्लेक्सिंग) video transmitters and receivers. The 830–860 MHz band offers distinct advantages that make it ideal for outdoor sports broadcasting.

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1. Superior Propagation Characteristics

The 830–860 MHz range belongs to the UHF low-frequency band, which provides excellent signal propagation:

• Long-range coverage: Lower-frequency signals experience less attenuation compared to higher bands like 2.4 GHz or 5.8 GHz. This ensures video from cameras on bicycles, ड्रोन, or motorcycles can reach receivers several kilometers away without loss.

• Obstacle penetration: The longer wavelength allows signals to pass through trees, temporary barriers, and even certain structures along the race course, providing more stable transmission in complex outdoor environments.

• Multi-path resilience: COFDM technology is naturally resistant to multi-path interference, and in the 830–860 MHz band, it delivers smooth, uninterrupted video feeds even in semi-urban or forested race sections.

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2. Regulatory and Licensing Advantages

Frequency selection must consider local regulations:

• The 830–860 MHz band is often allocated for औद्योगिक, scientific, and medical (भारतीय चिकित्सा पद्धति) अनुप्रयोग or low-power licensed use.

• Using this band ensures operators comply with European frequency regulations, reducing legal and operational risks during high-profile French bicycle competitions.

• Compared to crowded bands like 2.4 GHz or 5.8 GHz, which host Wi-Fi, ब्लूटूथ, and other wireless equipment, the 830–860 MHz range is relatively interference-free, making it ideal for live sports broadcasting.

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3. Equipment Compatibility

Technically, this frequency range works well with COFDM hardware:

• Optimized transmitter and receiver performance: Many COFDM modules are tuned for UHF low bands, यह सुनिश्चित करना maximum signal strength and stable connectivity.

• Antenna size and mobility: At 830–860 MHz, antennas are compact enough for bicycles, camera rigs, or drones without adding excessive weight—critical for dynamic sports coverage.

• कम अव्यक्ता, लंबी दूरी का प्रसारण: COFDM modulation combined with this frequency enables real-time video feeds over several kilometers, essential for live French bicycle competitions and other outdoor sports.

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4. कम हुआ हस्तक्षेप

For multi-camera setups and live broadcasts:

• Simplified channel planning: Fewer competing devices in this band allow multiple video links without cross-channel interference.

• Avoidance of digital TV interference: The 830–860 MHz range is typically outside European DVB-T/DVB-T2 television bands, हस्तक्षेप जोखिमों को कम करना.

• Reliable live feeds: Low interference ensures fewer video drops and smoother broadcasts for both onsite screens and remote viewers.

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5. Practical Application: French Bicycle Competitions and Live Sports

का उपयोग करते हुए 2.5W PA COFDM transmitters in the 830–860 MHz band for French bicycle competitions and live sports ensures:

• भरोसेमंद, long-distance video transmission from cameras mounted on bicycles, ड्रोन, or motorcycles.

• स्थिर, low-latency feeds for race organizers, प्रसारकों, and live streaming platforms.

• विनियामक अनुपालन with European frequency standards.

• Portable deployment with compact antennas suitable for mobile setups along the course.

This frequency range allows broadcasters to focus on capturing high-quality footage without worrying about signal reliability or interference, ensuring smooth coverage from start to finish.

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सारांश

Choosing 830–860 MHz for COFDM video transmitters offers multiple advantages:

1. Superior signal penetration and extended coverage distance.

2. Compliance with European regulations.

3. Efficient hardware and antenna performance for mobile setups.

4. Reduced interference and simplified multi-link deployment.

5. स्थिर, low-latency video feeds for French bicycle competitions and live sports.

By leveraging this frequency range, organizers and broadcasters can deliver professional-grade live video, enhancing the audience experience and ensuring seamless coverage.

सापेक्ष पोस्ट

1. सीओएफडीएम वायरलेस वीडियो ट्रांसमीटर डिकोडर रिसीवर बोर्ड के माध्यम से उपयोगकर्ता-परिभाषित ओएसडी मेनू फ्लाइंग डेटा को ओवरले कैसे करें
2. सीओएफडीएम मॉड्यूल पैरामीटर कॉन्फ़िगरेशन यूएआरटी एटी कमांड