Whereas most trendy soundbars depend on an HDMI cable to connect with HDTVs and 4K TVs, there are nonetheless loads of soundbars in the marketplace with legacy audio inputs that can work with older TVs—and sure, that features many CRT (aka “tube”) TVs which are a long time outdated.
By connecting an growing old TV to a soundbar, you can provide your older set an enormous audio increase, full with thumping bass and even virtualized 3D sound. And in case your historic flat-screen or tube TV has the proper outputs, hooking it as much as a brand new soundbar will likely be a snap.
Right here’s how one can get began.
1. Search for optical or RCA audio outputs
Step one is to examine the again of your outdated TV to see what sort of audio outputs can be found. In case your growing old TV lacks HDMI, the following smartest thing could be an optical (or Toslink) audio port, which has a squarish opening with a pair of small notches on both sides.
Not solely can optical audio connections deal with compressed (however not lossless) 5.1- and even 7.1-channel Dolby Digital and DTS sound, they’re additionally extensively supported by the most recent soundbars.

Many older TVs have a minimum of analog stereo RCA audio outputs or perhaps a multi-channel optical digital audio output.
No signal of an optical output? Then search for a stereo pair of RCA audio outputs, one for the left channel (generally white and marked “L”) and a second for the proper channel (generally purple and marked “R”).
Many older TVs—even these way back to the Eighties—may have these familiar-looking RCA plugs located on their rear enter/output panels, which might ship analog stereo audio alerts.
2. Decide the proper soundbar
When you’ve decided that your older TV has both optical or RCA analog audio outputs, you’re able to go soundbar purchasing—and, if we could also be so daring, your first cease ought to be our roundup of the most effective soundbars, the place we’ve evaluations of the most effective soundbars at varied value ranges.
As you’re purchasing, preserve a watch out for soundbars which have audio inputs that match your TV’s outputs. In case your set has an optical audio output, excellent news: soundbars with optical inputs are (as we talked about earlier) straightforward to search out. That stated, there are increasingly soundbars (significantly newer ones) which have solely HDMI ports, so you’ll want to look fastidiously.

You’ll discover loads of soundbars in the marketplace with optical and three.5mm analog audio inputs that can work with older TVs.
You’ll see fewer present soundbars with an analog audio inputs than with optical connectors, however they’re nonetheless moderately straightforward to search out, significantly in relation to finances soundbars within the sub-$200 vary.
What you’re searching for is a 3.5mm audio jack (usually labeled “AUX In”) that connects to the dual RCA connectors in your TV by way of a Y-shaped adapter cable (learn on for assist with choosing the right cables).
Associated: 10 issues to contemplate when looking for a soundbar
3. Search for virtualized 3D sound modes
Apart from having the proper connectors, you also needs to think about a soundbar with a digital encompass or 3D mode. Most of the newest soundbars have change into remarkably adept at teasing encompass and 3D audio–full with peak results–out of 5.1- and even 2.0-channel audio sources.
Particularly, DTS Digital:X is impressively efficient at tricking your ears into pondering they’re listening to sound from behind and even above your head, even when the unique audio is barely in stereo (which would be the case in case your TV solely has RCA-style analog audio outputs). And right here’s the actually excellent news: you will discover DTS Digital:X processing in soundbars that price effectively south of $200.
Associated: How digital 3D audio is amping up the the most recent soundbars
4. Use the right optical or 3.5mm-to-RCA cables
When you’ve matched the optical and/or RCA-style audio outputs in your TV to the matching inputs on a soundbar, all it’s essential to do is join them utilizing the right cables. Most soundbar manufactures will embody the right optical cables (those that include soundbars are usually fairly quick and skinny) and RCA-to-3.5mm Y-cables.
No cables within the field? Don’t fret; each optical audio cables and RCA-to-3.5mm Y-cables are available by Amazon and different on-line retailers. Anticipate to spend about $15 or so for an optical cable, whereas RCA-to-3.5mm cables could be scooped up for lower than $10.

Optical audio cables and RCA-to-3.5mm Y-cables (pictured) are available on Amazon, usually for lower than $10 every.
5. Tweak your TV’s audio output settings
You may also have to make some changes to your TV’s audio settings. Whereas some TVs could pipe sound by their audio-out ports routinely, others could require you to tinker with their audio settings Simply begin digging round within the TV’s settings menu.
You also needs to preserve a watch out for a setting that switches your TV from “fastened” audio output (which is able to permit the soundbar to manage the amount) to “variable” output (the place the TV controls the amount). If the choice exists, think about going for the “variable” setting, which implies you gained’t want to change backwards and forwards between your soundbar and TV remotes every time you need to regulate the amount.
Prepared to buy soundbars? Take a look at our information to the most effective high-end, mid-range, and finances choices.