{"product_id":"2ch-20km-ttl-optical-transceiver-module-kit-dc-5v-26v","title":"2CH 20KM TTL Optical Transceiver Module Kit DC 5.5–26V","description":"\n\u003ch2\u003e2-Channel 20KM TTL Optical Transceiver Module Kit — DC 5.5–26V\u003c\/h2\u003e\n\u003cp\u003eTake your long-range signal transmission to the next level with this professional-grade \u003cstrong\u003e2-Channel TTL Optical Transceiver Module Kit\u003c\/strong\u003e. Engineered for FPV drone control, UAV systems, and other long-distance fiber optic communication applications, this TX+RX kit delivers exceptional signal integrity over distances of up to \u003cstrong\u003e20 kilometers\u003c\/strong\u003e — all while operating across a wide power input range of \u003cstrong\u003e5.5V to 26V DC\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUltra-Long Transmission Range:\u003c\/strong\u003e Reliably transmits TTL signals up to 20KM via fiber optic link, minimizing signal degradation over extended distances.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Voltage Compatibility:\u003c\/strong\u003e Accepts DC 5.5–26V input, making it compatible with a broad range of drone battery systems and power supplies.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual-Wavelength Fiber Optic Interface:\u003c\/strong\u003e Supports both 1310nm and 1550nm wavelengths for stable, interference-resistant ground-to-sky signal transmission.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e2-Channel (TX + RX) Design:\u003c\/strong\u003e Complete transmitter and receiver kit for full-duplex communication in demanding environments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable PCB + Metal Construction:\u003c\/strong\u003e Built to withstand the rigors of field use with robust PCB and metal housing.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow Signal Loss:\u003c\/strong\u003e Fiber optic architecture ensures minimal electromagnetic interference and high data fidelity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse;\"\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eTransmission Distance\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eUp to 20KM\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eChannels\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e2CH (TX + RX)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eSignal Type\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eTTL\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eInput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eDC 5.5V – 26V\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eWavelengths\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e1310nm \/ 1550nm\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003ePCB + Metal\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eWireless\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eNo (Fiber Optic)\u003c\/td\u003e\n  \u003c\/tr\u003e\n  \u003ctr\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n    \u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eMade in China\u003c\/td\u003e\n  \u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1× Optical Transceiver Module Kit (TX + RX)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eNote: Label paper design may vary between production batches. Color may appear slightly different due to monitor settings and lighting. Measurement tolerance: ±1–3cm.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eLearn More About Fiber Optic Communication Standards\u003c\/h3\u003e\n\u003cp\u003eFor technical background on fiber optic data communication and standards, visit the National Institute of Standards and Technology (NIST) — Fiber Optics.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What signal type does this TTL optical transceiver module support?\u003c\/h4\u003e\n\u003cp\u003eA: This module is designed specifically for \u003cstrong\u003eTTL (Transistor-Transistor Logic)\u003c\/strong\u003e signal transmission. It is ideal for applications such as FPV drone control systems, UAV telemetry links, and other long-range TTL serial communication setups requiring low-loss fiber optic transmission.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the maximum transmission distance of this optical transceiver kit?\u003c\/h4\u003e\n\u003cp\u003eA: The 2-channel TTL optical transceiver module kit supports signal transmission over distances of up to \u003cstrong\u003e20 kilometers (20KM)\u003c\/strong\u003e via a fiber optic link, making it suitable for long-range drone and ground control applications.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What power supply voltage does this module require?\u003c\/h4\u003e\n\u003cp\u003eA: The module operates on a wide input voltage range of \u003cstrong\u003eDC 5.5V to 26V\u003c\/strong\u003e, ensuring compatibility with a variety of battery systems commonly used in drone and UAV platforms.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does this kit include both a transmitter (TX) and receiver (RX)?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The package includes a complete \u003cstrong\u003e2-channel kit with both a transmitter (TX) and a receiver (RX)\u003c\/strong\u003e module, enabling full-duplex signal communication over the fiber optic link.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What fiber optic wavelengths does this module support?\u003c\/h4\u003e\n\u003cp\u003eA: This transceiver module features a \u003cstrong\u003edual-wavelength fiber optic interface\u003c\/strong\u003e, supporting both \u003cstrong\u003e1310nm and 1550nm\u003c\/strong\u003e wavelengths to provide reliable and stable signal transmission in varied operational environments.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What signal type does this TTL optical transceiver module support?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This module is designed specifically for TTL (Transistor-Transistor Logic) signal transmission. It is ideal for applications such as FPV drone control systems, UAV telemetry links, and other long-range TTL serial communication setups requiring low-loss fiber optic transmission.\"}}, {\"@type\": \"Question\", \"name\": \"What is the maximum transmission distance of this optical transceiver kit?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The 2-channel TTL optical transceiver module kit supports signal transmission over distances of up to 20 kilometers (20KM) via a fiber optic link, making it suitable for long-range drone and ground control applications.\"}}, {\"@type\": \"Question\", \"name\": \"What power supply voltage does this module require?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The module operates on a wide input voltage range of DC 5.5V to 26V, ensuring compatibility with a variety of battery systems commonly used in drone and UAV platforms.\"}}, {\"@type\": \"Question\", \"name\": \"Does this kit include both a transmitter (TX) and receiver (RX)?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. 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