{"product_id":"hdmi-av-to-rf-modulator-1-channel-pal-ntsc-secam-catv-hotel","title":"1-Channel HDMI \u0026 AV to RF Modulator – PAL\/NTSC CATV Hotel","description":"\n\u003ch2\u003e1-Channel HDMI \u0026amp; AV to RF Analog Modulator – Hotel, CATV \u0026amp; Cable TV Distribution\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eTuoying 1-Channel HD AV to RF Modulator\u003c\/strong\u003e is a professional-grade signal converter designed for hotel cable TV systems, CATV headends, and broadcast distribution environments. It converts HDMI (HD) or composite AV (CVBS) input signals into a standard RF output, compatible with PAL, NTSC, and SECAM television standards — making it ideal for distributing video content across existing coaxial cable infrastructure without costly upgrades.\u003c\/p\u003e\n\n\u003cp\u003eEngineered with \u003cstrong\u003eMCU-controlled PLL technology\u003c\/strong\u003e, this modulator delivers high frequency accuracy and carrier stability across a wide 47–870 MHz tunable range. Whether you're setting up a hotel in-room TV system, a hospitality venue, or a professional broadcast distribution network, this modulator offers the flexibility and reliability you need.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Input Support:\u003c\/strong\u003e Selectable AV (CVBS) or HDMI (HD) signal input for maximum compatibility\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Frequency Range:\u003c\/strong\u003e 47–870 MHz with adjustable output level and CATV\/TV channel selection\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMCU-Controlled PLL:\u003c\/strong\u003e Ensures high accuracy and stability of video carrier and audio subcarrier\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSelectable Audio Subcarrier:\u003c\/strong\u003e Choose from 5.5 MHz, 6.0 MHz, or 6.5 MHz to match regional broadcast standards\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRF Loop Input:\u003c\/strong\u003e Pass-through RF input for seamless integration into existing cable networks\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAuto Memory at Power Outage:\u003c\/strong\u003e Settings are retained even after power loss\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLED Channel Display:\u003c\/strong\u003e Clear front-panel LED display for easy channel number identification\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDouble Sideband Modulation:\u003c\/strong\u003e Supports non-adjacent channel usage for greater flexibility\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCE Certified:\u003c\/strong\u003e Meets European conformity standards for safety and performance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal Power Supply:\u003c\/strong\u003e 100–240V AC, 50–60Hz for worldwide use\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n  \u003ctr style=\"background:#f4f4f4;\"\u003e\n\u003cth style=\"padding:8px;border:1px solid #ddd;text-align:left;\"\u003eParameter\u003c\/th\u003e\n\u003cth style=\"padding:8px;border:1px solid #ddd;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eFrequency Range\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e47–870 MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f9f9f9;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eOutput Level\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e90 dBμV (adjustable)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eVideo Input Level\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e0.8 Vpp (0.4–0.8 Vpp adjustable)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f9f9f9;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eA\/N Ratio\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e-15 ± 2 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eVideo S\/N Ratio\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e55 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f9f9f9;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eVisual Carrier Freq. Accuracy\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e±5 KHz\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eVideo Frequency Response\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e±2.5 dB (50 Hz to 4.2 MHz)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f9f9f9;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eOutput Return Loss\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e14 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eSpurious Rejection\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e50 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f9f9f9;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eAudio Frequency Deviation\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e±50 KHz\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eAudio Frequency Response\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e±2 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f9f9f9;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eHD Input Resolution\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e480i\/p, 576i\/p, 720p, 1080i, 1080p\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eVideo Input Impedance\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e75 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f9f9f9;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eAudio Input Impedance\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e600 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eOutput Impedance\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e75 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f9f9f9;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eInput Voltage\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e100–240V AC, 50–60Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eCertification\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eCE\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f9f9f9;\"\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eCountry of Origin\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\u003eWho Is This For?\u003c\/h3\u003e\n\u003cp\u003eThis modulator is purpose-built for \u003cstrong\u003ehotel AV managers, CATV system integrators, broadcast engineers, and AV installation professionals\u003c\/strong\u003e who need a reliable, cost-effective way to distribute HD or SD video content over existing RF coaxial cable networks. It's especially suited for:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHotel \u0026amp; hospitality in-room TV systems\u003c\/li\u003e\n  \u003cli\u003eCATV \u0026amp; cable TV headend distribution\u003c\/li\u003e\n  \u003cli\u003eHospital, school, or office building video distribution\u003c\/li\u003e\n  \u003cli\u003eProfessional broadcast and AV integration projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-8m-displayport-to-hdmi-cable-4k-dp-adapter-pc-hdtv-projector\"\u003e1.8M DisplayPort to HDMI Cable 4K – DP Adapter for PC \u0026amp; TV\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/usb-c-to-hdmi-cable-1-8m-4k-macbook-laptop-phone\"\u003e1.8M USB-C to HDMI Cable 4K – MacBook, Laptop \u0026amp; Phone\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFurther Reading\u003c\/h3\u003e\n\u003cp\u003eFor technical guidance on RF signal standards and broadcast engineering best practices, visit the \u003ca href=\"https:\/\/www.nist.gov\/communications-technology-laboratory\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eNIST Communications Technology Laboratory\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What input sources does this HDMI to RF modulator support?\u003c\/h4\u003e\n\u003cp\u003eA: This 1-channel modulator supports two selectable input sources: a standard composite AV (CVBS) input and an HDMI (HD) input. You can choose between them depending on your source device — making it compatible with everything from legacy DVD players to modern HD set-top boxes and media players.\u003c\/p\u003e\n\u003ch4\u003eQ: Which TV standards are compatible with this RF modulator?\u003c\/h4\u003e\n\u003cp\u003eA: The modulator is compatible with PAL, NTSC, and SECAM television standards, and covers a broad frequency range of 47–870 MHz. This makes it suitable for use in many countries and regions worldwide, including Europe, North America, Asia, and beyond.\u003c\/p\u003e\n\u003ch4\u003eQ: Can this modulator be used in a hotel or CATV distribution system?\u003c\/h4\u003e\n\u003cp\u003eA: Yes, this unit is specifically designed for hotel in-room TV systems and CATV\/cable TV headend distribution. It features an RF loop input for integration into existing cable networks, adjustable output level, and auto memory at power outage — all essential features for professional AV distribution environments.\u003c\/p\u003e\n\u003ch4\u003eQ: Does the modulator retain its settings after a power outage?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The unit includes auto-storage functionality that retains all programmed channel and frequency settings even after a power loss, so your system resumes seamlessly without manual reconfiguration.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What input sources does this HDMI to RF modulator support?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This 1-channel modulator supports two selectable input sources: a standard composite AV (CVBS) input and an HDMI (HD) input. 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The unit includes auto-storage functionality that retains all programmed channel and frequency settings even after a power loss, so your system resumes seamlessly without manual reconfiguration.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/oasis-select.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Electronics \u0026 Tech\", \"item\": \"https:\/\/oasis-select.com\/collections\/electronics-tech\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"1-Channel HDMI \u0026 AV to RF Modulator – PAL\/NTSC CATV Hotel\", \"item\": \"https:\/\/oasis-select.com\/products\/hdmi-av-to-rf-modulator-1-channel-pal-ntsc-secam-catv-hotel\"}]}\u003c\/script\u003e","brand":"Oasis Select","offers":[{"title":"analog","offer_id":47727441772649,"sku":"14:10#analog","price":148.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7931\/3257\/files\/S7b5add0cda83416a8b291602bf523233I.webp?v=1782661478","url":"https:\/\/oasis-select.com\/products\/hdmi-av-to-rf-modulator-1-channel-pal-ntsc-secam-catv-hotel","provider":"Oasis Select","version":"1.0","type":"link"}