10 Best hdmi modulator (2025)

10 Best HDMI Modulators (2025) offer exceptional solutions for converting HDMI signals into RF for broadcasting over coaxial cables. These devices are perfect for distributing high-definition content across multiple screens in homes, offices, or commercial settings. With features like 4K support, multiple input options, and user-friendly interfaces, the top models ensure seamless integration and high-quality transmission. Brands like Hauppauge, Avenview, and Blonder Tongue lead the market with innovative designs and reliable performance. Whether for live events or permanent installations, these modulators provide the versatility and efficiency needed for modern audiovisual setups.

Bestseller No. 1

HDMI Modulator RF Converter RCA Coaxial Composite VHF UHF SDR Demodulator Adapter w/Antenna in/Out & Channel Switch for Roku Fire Stick Cable Box HD Digital AV Component Video to Analog NTSC Coax TV

HDMI Modulator - HDMI or RCA CVBS in coax rf out composite converter will hook up your streaming media players like Apple TV, Amazon Fire Stick , Fire TV, Roku , HD TV tuner , android tv box , satellite Set-top / Cable Box or game consoles like PS3 , PS4 , PS5 , Xbox 360 / One , Nintendo Switch and even DVD , Blu-ray players , VCR , Laptop , PC or computer etc. newer HDMI-equipped components with older TVs or video equipment that don't have HDMI nor AV jacks.
RCA to Coaxial Adapter - Converts line level composite video / analog stereo audio signals to RF ( coaxial ) for connection to old TVs that do not have line level AV jacks ; And the volume of audio & the brightness of video is adjustable.
RF Modulator for TV - This powerful & functional SDR TV demodulator is compatible with HDMI 1.3 and supports NTSC & PAL 2 different TV formats , VHF & UHF 2 operating frequencys up to 136 channels full band , and comes with the channel digital display & selectable switch ; No drivers, adapters needed, plug and play , easy to use; You will get more benefits and convenience while saving a lot on your local CATV system.
RF Modulator RCA to Coax - One F type female coax input for connection of antenna , hd tv tuner , satellite set-top / cable box ; And a separate RF coaxial output for connection of TV or RF splitter to extend your digital / analog signals to other TVs ; And it also comes with channel switch which will not interfere with existing players such as VCR .
HDMI to RF Modulator - Convert HDMI digital signals into analog TV ( RF )signals which have ultra long distance transmission to achieve watching movies / playing games / sharing program videos pictures / photos on CRT TV or other old televes in different rooms or farther away from the hdmi video source; It's a great long range VHF / UHF signal booster amplifier modulators !

SaleBestseller No. 2

Thor Broadcast HDMI to Coax Modulator Send HDMI Video Source up 1080p to All TVs as HD CATV QAM or ATSC Channels

Cost-effective Networked Digital HDMI RF modulator. Designed to allow any HDMI source like an STB, satellite receiver, HDMI camera, DVD player, Computer, and convert to any RF TV channel of your choice.
This Thor Broadcast Modulator is an all-in-one device integrating HD MPEG2 encoding with AC3 Dolby Audio with an internal digital modulator. Converts HD audio/video signals from any device into DVB-C/T/ATSC/ISDB-T RF output.
The unit supports any HD source with the following video resolutions: 720p, 1080i, 1080p
Simply connect to any PC and control the unit via Thor Broadcast's proprietary GUI

Bestseller No. 3

StarMax MX-100R HDMI to ATSC/J.83B QAM Modulator (1080p HD)

Distribute HDMI source videos from set-top box, DVD player, surveillance camera, computer or video streaming device to TVs over coax network
2” color LCD screen for intuitive menu navigation and configuration
Connect HDMI video source to the HDMI input port of MX-100R; Connect Antenna or Cable TV signals to be combined with HDMI video (optional)
Select Channel Number from preloaded Channel Plan and enter Channel Name (optional)
Rescan TV channel to discover new HD channel of HDMI video

Bestseller No. 4

StarMax MX-200 HDMI/CVBS to ATSC/J.83B QAM Modulator (1080p HD)

Distribute HDMI/CVBS source videos from set-top box, DVD player, surveillance camera, computer or video streaming device to TVs over coax network
"Playing Now" Electronic Program Guide (EPG) based on computer system clock
Intuitive 2” LCD menu screen and Web based configuration through LAN port
Connect HDMI or CVBS video source to the input port of MX-200; Connect Antenna or Cable TV signals to be combined with HDMI or CVBS video (optional)
Select Channel Number from preloaded Channel Plan and enter Channel Name (optional)

Bestseller No. 5

HDM66 HD Modulator, HDMI RF Modulator Support PAL/NTSC Format Output to RF Modulator, HD Multimedia Interface for Home TV CATV System Replacement

Quality Material: HDM66 to RF modulator is made of high quality plastic material, long service life, personalised design, exquisite workmanship, making you fondle admiringly.
Easy to Use: HDM66 HD modulator supports NTSC and PAL TV format output, no driver installation, portable and flexible, plug and play. You will get more benefits and convenience while saving a lot of money on your local CATV system.
Designed for: This to HDM66 HD modulator is well made and quality assured for your local CATV system. Supports HDMI Version: 1.3 and HDCP Version: 1.3.
High Performance: The CATV modulator has professional manufacturing, stable performance, high reliability. Frequency Range: PAL: 55.25mhz / 62.25mhz NTSC: 61.25MHz / 67.25MHz.
Widely Used: In commercial applications, such as hotels, conference rooms, etc., it can ensure multiple terminals receive high quality video signals simultaneously to meet different users' needs.

Bestseller No. 6

MINIMOD 2 Vecoax | HDMI to Coax Modulator to distribute Your hdmi Video Sources to All TVs as HD Channels Over existing tv Coax Cables

CONNECT your HDMI video source to the Minimod-2 hdmi input
INJECT the coax cable output from the Minimod-2 to your TV Distribution Coax Cables
SET CHANNEL NUMBER from the minimod color display as well the name you wish for this channel
RESCAN your TVs to find your new FULL HD 1080p & Dolby Channel
COMBINES with with the Antenna or Cable Signals so you watch TV channels and the Minimod

SaleBestseller No. 7

Tangxi HDMI Modulator RF Modulator for PAL NTSC Format, Composite VHF UHF AV to RF Converter, RF Modulator TV Switch Audio Video Converter for Home TV(F Female)

Good Performance: HDM69L modulator, support VHF or UHF dual working frequency, plug voltage 90‑240V, stable connection, with good working performance.
Adjustable: This HD Multimedia Interface modulator can adjust the AV output level, 1080P, 1080i, 720P, 576P, 576i, 480p multi resolution support, accurate analysis, more flexible to use.
Easy To Use: HD AV to RF modulator, optional output channel, HD Multimedia Interface and AV input, support PAL or NTSC TV format output, to meet your different needs.
Portable: Humanized design, small and light, easy to carry, made of high quality ABS and metal materials, wear resistant and , and can be used for a long time.
Drive : This high definition modulator does not need to install a driver, simple , plug and play, professional manufacturing, convenient and fast installation.

Bestseller No. 8

HDMI RF Modulator Coax Converter VHF Adapter w/Male F Type Cord for PS4 PS5 Xbox Nintendo Switch VCR DVD Player Roku Fire Stick Set-top Cable Box HD Digital Video Input to Coaxial Out Analog NTSC TV

RF Modulator - HDMI to coax converter will hook up your streaming media players ( Apple TV, Amazon Fire Stick , Fire TV, Roku , etc.) , game consoles ( PS3 , PS4 , PS5 , Xbox 360 , Xbox One , Nintendo Switch etc.), DVD , Blu-ray players , VCR , Laptop , PC or computer etc. newer HDMI-equipped components with an older TV or video equipment; Then you can watch videos / play games / sharing old pictures / photos on channel 3 on older TV models (CRT) and other non-HDMI devices.
HDMI to RF Coaxial Cable Adapter for TV - Convert HDMI digital signals into VHF analog TV ( RF ) signals which are great HDMI extenders that will carry out ultra long distance transmission of HDMI signals , then you can achieve sharing program videos / pictures on other tvs in diffrent rooms or farther away from the hdmi video source.
HDMI Modulator - With the zoom function that you can switch the output screen up and down as well as amplitude , brightness , contrast and chroma via the remote control .
RF HDMI Modulator - HDMI input coaxial output with RF analog signals,easily & reliably Connect your new HDMI devices to a RF coax display the image quality will be lower than RF analog signals (more like 480p); NOT applicable to ATSC format !
HDMI to Coax - Please check your TV supported formats before placing an order because this converter only output PAL-BG , PAL-l , PAL-DK and NTSC-M these four TV formats, if your TV does NOT support one of these 4 , the converter will not work ! And this is HDMI to RF coaxial converter which does NOT work under the reverse direction,please don't use it to convert RF signal into HDMI signal!

Bestseller No. 9

Channel Master CM-1050 ATSC HD Modulator (HDMI to Coax)

Converts a Video Signal from HDMI Format to a Digital ATSC (Coax) Format
User-Selectable Digital Channels (2-99) then Output via the Coaxial RF Output Port on the Back of the Device
Front Panel Display and Menu Navigation Buttons, Settings Such as RF Channel Number, Virtual Channel Number, and RF Output Level can be Configured Without the Use of a Computer - Can Also be Managed Over a Local Network via the Built-In Ethernet Port
Ideal for Commercial Environments Such as Restaurants, Bars, Hotels, and Office Buildings Needing to Distribute an HDMI Video Source Over the Coax Cable Network Along with ATSC TV Signals From an Over-the-Air TV Antenna.
Includes a Built-In Coaxial Pass-Through Feature which Enables the Ability to Combine the Modulated Channel with an Antenna Signal Without the Use of an External Combiner

Bestseller No. 10

RF Demodulator Coax to HDMI UHF Modulator VHF Adapter Coaxial Converter for JVC Videodisc Betamax VCRs VHS Camcorder Video CD Player Magnavox Odyssey Atari 2600 to HDTV HD Digital Projector Monitor TV

RF Demodulator - Coax to HDMI modulator will hook up your Atari 2600/5200, Magnavox Odyssey, Intellivision, ColecoVision, Ninten-do Entertainment System NES, Sega Master System, Fairchild Channel F, Vectrex, Commodore 64 64C Mini-Computer etc.game consoles & RCA SelectaVision Videodisc / JVC CED Videodisc Player, Sony Betamax/U-Matic, Panasonic VHS, VCRs, Video8 / 8mm / VHS-C Camcorder etc. old video CD players w/ modern HDTV, HD Digital TV, Monitor & Projector that to have a better view.
RF Modulator to HDMI - Convert outdated analog VHF UHF signal (CH3 & CH4) of your older home multimedia and gaming consoles or VCRs (Video Cassette Recorders) devices to modern digital signal that you can play on your HDTV , HD Monitor / Projector / TV.
RF to HDMI Adapter - Coaxial F Type Female ANT ( antenna ) in and HDMI out with remote control ; No drivers / adapters needed, plug and play , easily & reliably to connect your old gaming devices and VCRs that only with RF coax output to new monitors, projectors or TVs that only with HDMI input.
TV Demodulator - This coaxial modulator is a analog full standard channel selector that can receive stable and reliable signals, it's compatible with HDMI 1.3 and supports NTSC & PAL 2 different TV formats , VHF & UHF 2 operating frequencys up to 251 channels full band of TV programs, which can meet the needs of future cable TV networks.
RF to HDMI Converter - RF demodulator adapter comes with Remote on & shutdown, Timer on & shutdown, Reminder, Reservation Channel, Calendar & Child lock to protect children etc. functions, you just need a wired TV signal cable (input analog TV signal CCTV line) then you can use modern new network TV sets without TV virtual signal input interface for projectors, multimedia teaching, network engineering.

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