Oct 13, 2017 · The only common point by these TV's is a coax port, and open airspace, I do not have the option to run cables all over the place. My thought was this, you can get HD channels over the air on a coax cable, so obviously there is the ability to transmit 720/1080i quality from a …

Dec 22, 2017 · I have an RV that has a Dish network receiver with HDMI and coax outputs. The RV is pre-wired with coax that sends the signal from the Dish receiver via coax to the TV's. I would like to have HD to one of the smart TV's however it would be a huge task to remove the ceiling to gain access to the wiring and run a long HD cable to the living room TV.

Mar 28, 2016 · Yes friend I am just a bit behind the times it seems After looking more closely there are indeed TVs for sale ~lol It appears that a good many TVs have no tuner and do not accommodate RF (terrestrial or coax) or the -RCA, these I imagine are fine for folks that have services available such as uverse suddenlink or directtv that supply a tuner ...

Aug 18, 2015 · What kind of comes out of your coax cable? For basic TV channels, or over-the-air, an USB HD TV tuner is all you need. For cable channels, life is not that easy. Most modern cable settop boxes provide HDMI-only video output, and it will be difficult (read: expensive) to put this into your laptop.

Sep 3, 2014 · A coax cable can be used for any of these analog signal types (typically 50 ohm) so it is not a good description for the second TV input. This input will be an RF input requiring 75 ohm coax. The RF modulator used could just be an old VCR if coming from a composite (RCA) signal.

Jan 18, 2017 · Your old cable box will have a coax RF output (chan 3 or 4 analog) and composite video and audio outputs. I would use the composite video (yellow RCA cable) and audio (red and white RCA cable). Your TV may have a shared component/composite video input so you would have to select composite in the TV menu. The owners manual would have details.

Jan 28, 2019 · You could get an active HDMI to AV converter and connect that to a channel 3 RF modulator but the picture will look pretty bad and the TV has to have an NTSC analog tuner built in. If you get a Roku Express+ that has AV outputs so you could connect it directly to the AV inputs of the TV or to the modulator.

May 4, 2018 · To the OP: There are external ATSC tuners with coax (antennae) input and HDMI output. Upvote 0 Downvote ...

Jul 3, 2018 · To clarify you connected the yellow RCA video and red and white RCA audio outputs of the DTV box to an RF converter. The RF converter will output on either channel 3 or 4. Did you select that channel on the old TV? If the DTV box has HDMI the AV outputs may not be active. The RF converter could be bad.

Mar 17, 2017 · My cable company does not require a cable box. So I need a converter to switch my RF signal from the coaxial to HDMI signal for my projector.. projector has only audio video and component outputs with one HDMI input.. would appreciate any help..