Top 10 Best HDMI Modulator 2023

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These best HDMI modulators will help you put old tech to use, without any hassle.

We l have some redundant piece of tech at home staring us in our face, holding precious memories or a connection to some childhood affection. Gaming consoles, old AV devices, there is some device that requires a way to be connected to today’s smart televisions in order to re-live the past.

Worry not. We bring a solution with us today. Get your hands on an HDMI modulator and connect your devices easily. What is an HDMI modulator, you ask? Let us explain.

The cost gets cut by half and no extra special cabling is required. Every HDMI source is available in Full HD this way on every connected television set. Your HDMI source becomes an additional, normal TV channel. How easy is that!

As we said earlier, there are numerous devices that require some sort of connection to work with smart TVs. While the older HDMI matrix is complicated and messy to use, an HDMI modulator is an economical alternative that requires no extra wiring or cables.

1. RF Modulator HDMI RCA Coax Converter VHF UHF SDR Demodulator Composite Adapter w/Antenna in/Out & Channel

Display your RCA/DVD/VCR/Game exclusive devices on regular televisions, record with VCR/DVD Recorders, play in vehicles’ entertainment systems that use Coax / RF connections, this is an ideal product that provides output to older TVs using RF /Coax connections that do not have the ports for A/V input jacks.

HDMI RF Modulator Coax Adapter Input Coaxial Output Converter

This HDMI modulator allows viewing unencrypted digital channels on the analog-only television set. It works with all CATV, Antenna, and TV outlets for local broadcasts.

This digital-to-analog converter works with all types of video sources or cable boxes with audio/video RCA outputs. It comes with all the necessary wiring required to connect to your TV so you can enjoy the channel without issues. This well-powered unit has 3 RCA outputs, 1 coaxial RF output, and one coaxial F connector.

2. HDMI to Coax Modulator Send HDMI Video Source

This is a cost-effective, networked digital HDMI RF modulator, designed to allow all HDMI sources like an STB, satellite receiver, HDMI camera, DVD player, Computer, letting you convert to any RF TV channel.

HDMI to Coax Modulator Send HDMI Video Source

This Thor Broadcast Modulator is an all-in-one device that integrates HD MPEG2 and encodes with AC3 Dolby Audio and an internal digital modulator.

It converts HD audio/video signals from devices into DVB-C/T/ATSC/ISDB-T RF output. The unit supports all types of HD sources that have the following video resolutions: 720p, 1080i, 1080p.

Just simply connect it to any PC and control the unit via Thor Broadcast’s proprietary GUI which has been termed as the best in the market. This plug-and-play unit has exceptional quality and is available for a very low price.

3. Multicom 1080P HDMI to Coax Digital 100 Encoder Modulator

It delivers digital HD video from unencrypted HDMI sources including an AC-3 audio output option over existing coax cabling. It lets you distribute content up to 1080p resolution. The result is a perfect, clean, and clear picture of a high-motion video, sports, text crawls/rolls, etc.

Multicom 1080P HDMI to Coax Digital 100 Encoder Modulator

Using this modulator, there is no need for set-top boxes or media players at each display with No TV limit.


The Minimod-2 HDMI To Coax Modulator converts HDMI signals to the standard definition formats of NTSC, PAL, or SECAM, while automatically detecting the format of the incoming signal.


Minimod-2 operates on variable power supply voltages of 100 to 240 VAC, 50/60 Hz, diminishing the need to change the internal settings. It is ideal for residential and commercial applications like security camera video on existing pre-wired coaxial infrastructure.

5. HDMI Modulator RF Coaxial Converter VHF HD Digital Adapter with Antenna ANT

HDMI RF Modulator – HDMI to coax / RCA CVBS composite adapter will hook up your streaming media players to TVs that don’t have HDMI jacks.

HDMI Modulator RF Coaxial Converter VHF HD Digital Adapter with Antenna ANT

This way, you can watch video programs, play games, or share media on old TVs and other non-HDMI devices. You can record media with a coaxial port and share it with other TVs with ultra long-distance transmission.

6. HDMI RF Modulator Coax Adapter 1080P Input Coaxial Output Converter

The HDMI RF Modulator Coax Adapter will connect your streaming media players and gaming consoles, DVD and Blu-ray players, VCR, PC, and the newer HDMI-equipped components with the older TV or video equipment to let you watch videos, play games or share old pictures.

HDMI RF Modulator Coax Adapter 1080P Input Coaxial Output Converter

The adapter converts HDMI signals to VHF analog or RF signals. Using great HDMI extenders, the ultra long-distance transmission of HDMI signals lets you view media in even different rooms.

This plug-and-play modulator is easy to operate and even lets you control the amplitude, brightness, contrast, and chroma of the screen via the remote control.

Caution: Please check the formats that your TV supports before placing an order because this converter only supports the output formats PAL-BG, PAL-l, PAL-DK, and NTSC-M. Also, this does not work in the reverse direction either so don’t use it to convert an RF signal into an HDMI signal!

7. HDMI RF Modulator Coax Converter VHF Demodulator HD

Convert HDMI digital signals into RCA CVBS & VHF TV ( RF ) analog signals with this converter. It lets you connect a TV with a coaxial RF port and a capture card to share media on other TVs (this requires an RCS card, too).

HDMI RF Modulator Coax Converter VHF Demodulator HD

8. Multicom1080P Component/HDMI Digital 200 Encoder RF Modulator J.83B QAM, ATSC, ISDB-Tb, and DVB-T Output

Multicom1080p distributes SD and Full HDTV content up to 1080p resolution on up to 134 channels. The component and composite input, J.83B QAM, ATSC, ISDB-Tb, and DVB-T come with user-selectable output.

Multicom1080P Component

It includes the AC-3 audio option with a video resolution of up to 1080p with adjustable attenuation. It has a 19″ rack mount bracket kit that has its own wall mount accessories.

It also features closed captioning (J.83B QAM and ATSC) on EIS-608. There is a front panel LCD for easy setup, an RJ-45 port for web configuration and the operation is pretty silent.

9. Zopsc-1 HDM68L HDMI RF Modulator HD Treatuator HDMI Modulator

This RF Modulator has an adjustable output level with a digital display for channels. It lets you convert the HD Multimedia Interface digital signals into RF signals.

Zopsc 1 HDM68L

The input port has HD Multimedia Interface 1.3 that supports input resolution of 1080P/1080I/720P/576P/576I/480P. The HD modulator is fairly easy to carry due to its small size and lightweight. The plug-and-play feature makes it pretty convenient to use.

10. SatLink ST-7000 HDMI to RF Digital Modulator/Encoder

Distribute HDMI or RCA source videos using this HDMI modulator from a myriad of devices to TVs over a coaxial network.

This modulator also lets you convert any HDMI or RCA video source in 720p, 1080i, or 1080p resolution to all TV standards – ATSC or J.83B QAM It can also add an extra HD quality MPEG-2 video with AC3 Dolby audio to the existing TV channels.

SatLink ST 7000

The intuitive on-panel LCD and web-based configuration make it an all-in-one, compact, reliable, durable, expandable, and cost-effective modulator for homes or businesses.

What Is An HDMI Modulator? Why Do I Need it?

HDMI modulator is a robust, easy-to-install alternative to the usual HDMI Matrix switching. This modulator transforms each HDMI input signal to a Radio Frequency (RF antenna) signal. This eliminates the use of dedicated cabling and can be distributed right along with the standard, existing television cabling in your homes.


  • Shezrah Abbasi

    Dr. Shezrah Abbasi is a Dentist by profession, currently practises being a Mom and is keen to put her creative skills to use across different platforms.

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