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Best Hdmi Extender Over Coax (2025 Updated)

If you're looking for a device that will help you extend HDMI signals over coaxial cables, you might be overwhelmed by the variety of options available in the market. However, before making a purchase, there are a few factors that you should consider to ensure that you get the best value for your money.

Firstly, you need to determine the distance you need to cover between the source and the destination. This will help you select a device that can transmit signals over the required distance without any loss of quality. You should also consider the type and quality of cables you have to ensure compatibility and optimal performance.

Another factor to consider is the resolution and level of image quality you require, as some extenders may not support or provide adequate support for the quality you need. Additionally, you should also verify if the device is HDCP compliant, as this is a requirement for streaming protected content.

Do you want to enjoy your favorite TV shows in high definition across every room in your home? Are you tired of being confined to a single location when watching your favorite shows? By using an HDMI extender over coax, you can extend the HDMI signals from your devices, such as gaming consoles and set-top boxes, over coaxial cables to other connected TVs within your home. In this article, we will guide you through the factors you need to consider before purchasing such a device, and how this can enhance your viewing experience at home.

10 Best Hdmi Extender Over Coax

# Product Image Product Name Product Notes Check Price
1
The product is ideal for extending HDMI signals over long distances using coaxial cable with minimal latency and surface mountable design.
2
Ideal for extending HDMI signals using coaxial cables up to 328 feet for use with DVRs and DVDs.
3
Ideal for extending HDMI signals over long distances using a single coax cable, suitable for devices such as DVRs, DVDs, and home theater systems.
4
This product is ideal for extending HDMI signals up to 900ft over coaxial cables for CCTV, DVR, and cable set top boxes.
5
The product is ideal for videographers, photographers, filmmakers, and cinematographers who need a wireless video transmitter with low latency.
6
The product is ideal for converting IP network to coaxial for CCTV cameras using UTP RG59/ RJ45 4-Wired BNC video balun.
7
The product is ideal for recording footage from Lorex and Flir MPX cameras with high resolution capabilities using an analog system.
8
This product is ideal for extending HDMI signals over long distances via Ethernet, with options for one-to-one or one-to-many distribution.
9
The product is ideal for a 4-channel security DVR system compatible with both 720p and 1080p MPX analog cameras.
10
Ideal for extending HDMI signals over long distances and controlling devices with bi-directional IR control.
The product is ideal for extending HDMI signals over long distances using coaxial cable with minimal latency and surface mountable design.
Ideal for extending HDMI signals using coaxial cables up to 328 feet for use with DVRs and DVDs.
Ideal for extending HDMI signals over long distances using a single coax cable, suitable for devices such as DVRs, DVDs, and home theater systems.
This product is ideal for extending HDMI signals up to 900ft over coaxial cables for CCTV, DVR, and cable set top boxes.
The product is ideal for videographers, photographers, filmmakers, and cinematographers who need a wireless video transmitter with low latency.
The product is ideal for converting IP network to coaxial for CCTV cameras using UTP RG59/ RJ45 4-Wired BNC video balun.
The product is ideal for recording footage from Lorex and Flir MPX cameras with high resolution capabilities using an analog system.
This product is ideal for extending HDMI signals over long distances via Ethernet, with options for one-to-one or one-to-many distribution.
The product is ideal for a 4-channel security DVR system compatible with both 720p and 1080p MPX analog cameras.
Ideal for extending HDMI signals over long distances and controlling devices with bi-directional IR control.

1. Gofanco Coaxial Hdmi Extender: No Limits, Pure Hd.

The A/V Extender is a reliable and efficient device that can extend 1080p HDMI audio and video signals over a coaxial cable for up to 660ft (200m) distance. It is designed to support 2-channel PCM audio and resolutions such as 1080p at 50Hz/60Hz, 720p at 50Hz/60Hz, and 480p at 60Hz. However, note that it does not support interlaced resolutions such as 1080i and 720i.

The A/V Extender is built with solid construction and surface mountable aluminum housing with near-zero latency, ensuring a stable performance. It is easy to install and requires no driver. The device is also compliant with FCC, CE, and RoHS. Furthermore, this product is backed by a 1-year limited warranty and an experienced tech support team in Silicon Valley. If you have any questions or concerns, please visit the gofanco website or click on the seller's name in the buy box and select 'Ask a Question'.

Pros

  • Extends HDMI audio and video signals over a coaxial cable up to 660ft (200m) distance
  • Supports 2-channel PCM audio and resolutions such as 1080p at 50Hz/60Hz, 720p at 50Hz/60Hz, and 480p at 60Hz
  • Solid construction and surface mountable aluminum housing with near-zero latency
  • Easy to install and requires no driver
  • Compliant with FCC, CE, and RoHS standards
  • Backed by a 1-year limited warranty and an experienced tech support team in Silicon Valley

Cons

  • – Does not support interlaced resolutions such as 1080i and 720i

2. Coaxial Hdmi Extender: Blackbird 328ft.

The HDMI signal extender is a device that can transmit signals up to 328 feet (100 meters) using a single RG-6 coaxial cable. It provides an efficient solution for extending HDMI signals in large venues, such as conference rooms and auditoriums. The device supports video resolutions up to 1080p@60Hz and has a 6.75Gbps video bandwidth, ensuring high-quality video transmission.

Moreover, the HDMI signal extender also supports up to 36-bits (12-bits per channel) Deep Color, which ensures that the colors are more vivid and lifelike. It also supports a digital audio LPCM sampling rate of 48kHz, allowing for high-quality audio transmission. The device supports HDCP 1.1, which ensures that the digital content is protected from unauthorized duplication or sharing. The HDMI signal extender has an equalization function that recovers incoming TMDS data in its native resolution before transmitting the signal to the receiver, ensuring that the image quality is not compromised during transmission.

Pros

  • Supports video resolutions up to 1080p@60Hz
  • Supports up to 36-bits (12-bits per channel) Deep Color
  • Supports a digital audio LPCM sampling rate of 48kHz
  • Supports HDCP 1.1 to protect digital content
  • Equalizes and recovers incoming TMDS data in its native resolution

3. Mirabox Coax Hdmi Extender: 200m No-Delay Lossless!

The Full HD HDMI signal extender is an excellent device that can extend the signal over a long distance of 300 meters. It supports RG59, RG6, RG7, and RG11 coaxial cables, making it a versatile solution for all your HDMI extension needs.

The device provides an outstanding performance, with no video loss or time delay, ensuring a seamless viewing experience. It is a low-cost solution, making it an excellent option for those on a budget.

The HDMI extender comes with a wide range power supply, ensuring that it can work with most power outlets. It supports a range of resolutions, including 1080p@60Hz, 1080p@50Hz, 1080p@30Hz, 1080p@25Hz, 720p@60Hz, 720p@50Hz, and 480p@60Hz. However, it does not support 1080i or 720i resolution.

Pros

  • Supports a range of coaxial cables, making it versatile
  • No video loss or time delay, ensuring a seamless viewing experience
  • Low-cost solution, ideal for those on a budget
  • Wide range power supply, ensuring compatibility with most power outlets
  • Supports a wide range of resolutions

Cons

  • – Does not support 1080i or 720i resolutions

4. Cctv Coaxial Extender – Jtech-Exc900r

The JTECH-EXC900 HDMI over coax extender is an excellent device for those who want to transmit 1080p signals over long distances. This device is perfect for distributing security DVR, CCTV or any HDMI signal throughout your home or business. It can transmit HDMI source signals over 900 feet away with zero signal loss or latency using 75-ohm connectors and Belden 1694a cable.

The JTECH-EXC90 transmitter has an HDMI loop output port, which allows users to simultaneously split and extend their HDMI signal. This feature is perfect for splitting an HDMI signal at your source device to a local TV while extending it over coax cable to a remote TV. The JTECH-EXC900 HDMI over coax receiver has a daisy chain coax output, which allows users to connect additional receivers that also display the original HDMI source signal. This feature is perfect for digital signage and hospitality applications.

The JTECH-EXC900 HDMI over coax extender is a reliable device that comes with a one-year manufacturer replacement warranty and free lifetime technical support from the customer support team located in Sugar Land, TX. Support is available from 9AM – 6PM CST, Monday through Friday. Contact information is available on the seller page.

Pros

  • Transmits 1080p signals over long distances
  • Perfect for distributing security DVR, CCTV or any HDMI signal throughout your home or business
  • Can transmit HDMI source signals over 900 feet away with zero signal loss or latency
  • Simultaneously splits and extends HDMI signal with HDMI loop output port
  • Daisy chain coax output allows users to connect additional receivers
  • Comes with a one-year manufacturer replacement warranty and free lifetime technical support

5. Wireless Hdmi Transmitter For Filmmakers: Hollyland Mars Pro

The Hollyland MARS 300 PRO now comes with a 3-in-1 thumbwheel switch menu and a side OLED screen. This makes it easier for users to access the device's power status, channel scan result, video input, channel number, and more without worrying about screen blockage when the system is mounted horizontally on the camera. Additionally, a fan speed control function has been added, allowing users to adjust the fan speed to control fan noise. The system also has a channel scan feature on both the receiver and the App, making it easy to identify the best channel to use on a shooting location. Upgrades can be made through the HollyView App with just one click. The system supports 5-12V wide voltage power supply, including various L-series batteries, different power banks, and Type-C charging. There are three versions of the Hollyland MARS 300 PRO: Single Transmitter version, Standard version, and Enhanced version. The Standard and Enhanced versions come with receivers with built-in antennas, making setup easy and efficient for different shooting applications. The system comes with a one-year guarantee.

Pros

  • Easy access to device's power status, channel scan result, video input, channel number, and more
  • Fan speed control function to adjust fan speed and control fan noise
  • Channel scan on both the receiver and the App for easy identification of the best channel to use on a shooting location
  • System upgrades can be made through the HollyView App with just one click
  • Supports 5-12V wide voltage power supply, including various L-series batteries, different power banks, and Type-C charging
  • Three versions available with built-in antennas for easy and efficient setup for different shooting applications
  • Comes with a one-year guarantee

6. Coaxial Converter For Cctv Cameras: Ip Over Coax.

This product is a high-performance transmission device that supports a maximum of 8MP pixels. It is compatible with various video formats including AHD, TVI, CVI, and CVBS. The device can transmit data signals over a distance of up to 200m (656ft) using coaxial cable. The data transmission bandwidth is 10/100Mbps. Please note that this product does not support POE.

With its downward compatibility, the device supports resolutions as low as 720P and as high as 5MP. This makes it versatile and suitable for various applications such as security surveillance systems, home monitoring, and more. The device is easy to install and operate. With its user-friendly interface, users can easily adjust the settings to meet their requirements.

Moreover, the device ensures stable and reliable data transmission, even over long distances. This makes it ideal for use in large-scale projects. The device also features a robust and durable design that can withstand harsh environmental conditions.

Overall, this product is an excellent choice for those looking for a high-performance transmission device that is compatible with various video formats and can transmit data signals over long distances.

Pros

  • Supports a maximum of 8MP pixels
  • Compatible with various video formats including AHD, TVI, CVI, and CVBS
  • Can transmit data signals over a distance of up to 200m (656ft) using coaxial cable
  • Data transmission bandwidth is 10/100Mbps
  • Easy to install and operate
  • Stable and reliable data transmission, even over long distances
  • Robust and durable design

Cons

  • – Does not support POE

7. Flir Mpx Dvr: Crystal Clear Camera Recording

The Flir MPX DVR is an advanced video security system that provides top-of-the-line video resolution and real-time remote viewing capabilities. It can support 720p resolution at a rate of 30/25 frames per second per channel, while 1080p resolution is available at a rate of 15/12 frames per second per channel. The DVR is compatible with Flir Cloud, which allows for quick and secure remote viewing from iOS, Android, and PC/Mac devices. With Flir Cloud, remote viewing can be set up in just three easy steps: installing the FLIR Cloud app, scanning the QR code on the DVR, and viewing live video. The Cloud platform also offers premium services to receive Video Surveillance as a Service (VSaaS). The DVR is compatible with 720p and 1080p Lorex and Flir Security cameras, except for LAE series Lorex cameras. The unit comes with a 1-month free return and a 6-month warranty from the seller against defects and malfunctions. The latest firmware is applied before shipping. The package includes a recorder unit, power cable, HDMI cable, manual, mouse, and remote control.

The Flir MPX DVR is a great investment for those who value high-quality video surveillance. Its advanced features, including the ability to support 1080p resolution and real-time remote viewing, make it a top-of-the-line security system. Its compatibility with Flir Cloud and the ability to set up remote viewing in just three easy steps make it convenient for users to monitor their property from anywhere. The Cloud platform's premium services to receive Video Surveillance as a Service (VSaaS) enhance the user experience. The unit's compatibility with 720p and 1080p Lorex and Flir Security cameras, except for LAE series Lorex cameras, makes it versatile and easy to integrate into an existing surveillance system. The 1-month free return and 6-month warranty from the seller against defects and malfunctions, along with the latest firmware applied before shipping, provide added peace of mind for buyers.

In summary, the Flir MPX DVR is a high-quality video security system that offers advanced features, easy remote viewing, and versatile compatibility with other cameras. Its warranty and firmware updates ensure that buyers are getting a reliable and up-to-date product.

Pros

  • Supports 720p and 1080p resolution
  • Real-time remote viewing via Flir Cloud
  • Easy set-up for remote viewing in three steps
  • Compatibility with Flir Cloud
  • Multisite viewing on FLIR Cloud CMS for PC/Mac
  • Cloud platform offers premium services to receive Video Surveillance as a Service (VSaaS)
  • Compatible with 720p and 1080p Lorex and Flir Security cameras (except LAE series Lorex cameras)
  • 1-month free return and 6-month warranty provided by seller
  • Latest firmware applied before shipping

8. Hdbittv2 Ethernet Hdmi Extender – Long Range Connectivity

The Gofanco HDbitTv2 is a high-quality HDMI extender that allows you to extend HDMI signals up to 394ft with the use of a single CAT5e/6/7 cable. This kit is not backward compatible with the previous version and its receivers. It can be used for direct 1-to-1 connection or 1-to-many through Gigabit network switches.

With the HDMI extender over IP network distribution, each transmitter can connect up to 30 receivers. The 1-to-many configuration is possible through unmanaged/dedicated Gigabit switches, smart Gigabit switches with VLAN to segregate video traffic from the rest of the LAN. Many-to-many configuration is also supported via VLAN setups; however, note that each VLAN can only accommodate 1 transmitter. We recommend using the gofanco 24-port video Ethernet switch and not using it with home routers.

The Gofanco HDbitTv2 supports up to 1080p video resolutions and audio. It can adjust to different cable lengths to produce the best video and audio experience. This extender supports 2-channel Stereo Audio. However, there is a 250ms or less delay/latency due to data compression, so it's not recommended for real-time applications, such as PC gaming.

This HDMI extender also includes an IR extension, allowing you to control the HDMI source device at a remote location with the included IR cables that forward commands over a CAT cable. The installation process for this extender is simple, and no software is required. The surface mountable metal housing provides durability and a higher level of RF/EMI shielding. This product is FCC, CE, and RoHS compliant and comes with a 1-year limited warranty and experienced tech support team in Silicon Valley.

Pros

  • Can extend HDMI signals up to 394ft with a single CAT5e/6/7 cable.
  • Supports up to 1080p video resolutions and audio.
  • Simple installation process and no software required.
  • Includes an IR extension to control the HDMI source device at a remote location.

Cons

  • – There is a 250ms or less delay/latency due to data compression, so it's not recommended for real-time applications such as PC gaming.

9. Flir Digimerge Mpx Megapixel Dvr: 2 Hdd Slots

Experience high-quality video surveillance with the Flir MPX DVR. It offers a 720p (1280×720) resolution at Real-time (30/25fps per channel) and a 1080p (1920 x 1080) resolution at 15/12fps per channel. The device is compatible with 720p and 1080p Lorex and Flir Security cameras (except LAE series Lorex cameras).

The device offers remote access via iOS, Android, PC/Mac with FLIR Cloud. Setting up remote viewing is easy and can be done in three simple steps. Install the FLIR Cloud app, scan the QR code on the DVR, and view live video. Multisite viewing on FLIR Cloud CMS is available for PC/Mac users. The Cloud platform offers premium services to receive Video Surveillance as a Service (VSaaS).

The Flir MPX DVR comes with a 1-month free return policy and a 6-month warranty by the seller against defects and malfunction. The latest firmware is applied before shipping to ensure optimal performance. The package includes a recorder unit, power cable, HDMI cable, manual, mouse, and remote control.

Pros

  • High-quality video surveillance with 720p and 1080p resolution options
  • Easy remote access via iOS, Android, PC/Mac with FLIR Cloud
  • Quick and simple setup process with a QR code scan
  • Multisite viewing available on FLIR Cloud CMS for PC/Mac users
  • Cloud platform offers premium services for VSaaS
  • 1-month free return policy and 6-month warranty against defects and malfunction
  • Latest firmware applied before shipping for optimal performance
  • Comes with essential components including recorder unit, power cable, HDMI cable, manual, mouse, and remote control

10. Cable-Saving Hdmi Splitter With Ir Control

The J-Tech Digital HDMI splitter allows users to transmit a video signal from one HDMI source, like a Blu-ray player or cable box, to up to four HDMI displays simultaneously, all up to 164 feet (50 meters) away. This device is perfect for home theaters, conference rooms, or any other setting where multiple displays are necessary. Additionally, users can split their signal directly from the source location using the local HDMI loop out port on the transmitter unit, allowing for easy monitoring on a fifth display.

This splitter supports high definition digital audio formats, including Dolby TrueHD and DTS-HD Master Audio, and features built-in EDID settings, allowing users to configure their audio and video settings as needed. The bi-directional IR feature also allows for easy control of the source device from the display location or vice versa.

J-Tech Digital stands behind their product with a one-year manufacturer warranty and free lifetime technical support from their customer support team located in Houston, Texas. Contact information for the support team is available on the J-Tech Digital Seller Page.

Pros

  • Allows for easy distribution of HDMI signal to up to four displays
  • Supports high definition digital audio formats
  • Features built-in EDID settings
  • Bi-directional IR feature allows for easy control of source device
  • Comes with one-year manufacturer warranty and free lifetime technical support

Best Hdmi Extender Over Coax FAQs

Are there any special considerations or installation requirements for using an HDMI extender over coax, and how can users troubleshoot common issues?

Yes, there are some special considerations and installation requirements for using an HDMI extender over coax. One of the most important things to consider is the type of coaxial cable that should be used. It should be high-quality and have a low attenuation rate to ensure that the signal is not lost or degraded. In addition, the cable should be properly shielded to prevent interference from other electronic devices.

Another important consideration is the distance between the two devices. The length of the cable should not exceed the maximum distance allowed by the extender. If it does, there may be signal degradation or loss.

Users can troubleshoot common issues with HDMI extenders over coax by checking the connections between the devices and the cable. They can also try replacing the cable or checking for any interference from other electronic devices. If the issue persists, they can consult the manufacturer's instructions or contact customer support for assistance. In some cases, a firmware update may be necessary to resolve any issues.

How far can an HDMI extender over coax transmit a signal, and what are the limitations of this technology?

An HDMI extender over coax is a device that allows you to transmit an HDMI signal over a coaxial cable. This technology has become more popular in recent years with the rise of high-definition video and the need to transmit it over long distances. One of the main advantages of HDMI extenders over coax is that they can transmit a signal up to 300 feet without signal degradation. This means that you can transmit high-definition video and audio over long distances without any loss of quality.

However, there are some limitations to this technology. One of the main limitations is that it requires a high-quality coaxial cable to work effectively. If your coaxial cable is not of good quality, then the signal may degrade over shorter distances. Additionally, the signal may also degrade if there is interference from other electronic devices or from the environment.

Another limitation of HDMI extenders over coax is that they are not compatible with all HDMI devices. Some older HDMI devices may not be compatible with this technology, so it is important to check the compatibility before purchasing an HDMI extender over coax.

Overall, HDMI extenders over coax are a useful technology that can transmit high-definition video and audio over long distances. However, they do have some limitations, so it is important to understand these limitations before investing in this technology.

What are the benefits of using an HDMI extender over coax, and how does it compare to other types of extenders?

HDMI extenders have become increasingly popular in recent years due to the rise of high-definition content. They are used to transmit audio and video signals over long distances, where traditional cables are unable to reach. One of the primary benefits of using an HDMI extender over coax is that it provides a higher quality signal. Coaxial cables tend to have more interference, which can lead to a lower quality signal. Additionally, HDMI extenders are more flexible and can be used with a wider range of devices. Another benefit of using an HDMI extender is that it can transmit audio and video signals over longer distances than other types of extenders, such as VGA or DVI. This makes them ideal for large venues or businesses that require long distance transmission. Overall, HDMI extenders are a reliable and cost-effective solution for transmitting high-quality audio and video signals over long distances.

What are the key features to look for when selecting an HDMI extender over coax, and which brands are the most reliable?

When selecting an HDMI extender over coax, there are several key features to consider. First, it is important to determine the distance that needs to be covered and ensure that the extender is capable of transmitting the signal that distance. Additionally, the supported resolution and refresh rate should be checked to ensure that it meets the requirements of the devices being connected. It is also important to make sure that the extender is compatible with the type of coax cable being used.

As for reliable brands, there are several options to consider. Some popular choices include the J-Tech Digital HDMI Extender, the Orei HDMI Extender, and the Cable Matters HDMI Extender. These brands are known for their high-quality products and reliable performance.

Ultimately, when selecting an HDMI extender over coax, it is important to do your research and choose a product that meets your specific needs and requirements. By considering the key features and reliable brands, you can ensure that you select an extender that will provide a high-quality signal and reliable performance.

What is an HDMI extender over coax, and how does it work?

An HDMI extender over coax is a device that allows you to transmit high-definition video and audio signals over long distances using coaxial cables. This type of extender is typically used in home theater systems, conference rooms, and other situations where you need to send an HDMI signal over a long distance.

The way it works is by converting the HDMI signal into a format that can be sent over a coaxial cable. The extender then sends the signal over the coaxial cable to another extender at the receiving end, which converts the signal back into an HDMI signal that can be displayed on a screen.

One advantage of using an HDMI extender over coax is that coaxial cables are often already installed in buildings, so you don't need to run new cables. This can save time and money compared to other types of extenders that require special cabling.

Overall, an HDMI extender over coax is a reliable and effective way to extend HDMI signals over long distances, and it can be a useful tool for anyone who needs to transmit high-definition video and audio signals in a professional setting.

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