Why is my soundbar making a crackling noise?
Matthew Barrera
Published Mar 23, 2026
Why is my soundbar making a crackling noise?
When you hear static coming from your soundbar, it could be from a bad signal from the TV or a poor connection. Mobile devices, like phones and tablets, can cause interference when placed near the soundbar, which will in turn cause static. …
Do sound bars have RCA?
In the case of RCA cables, soundbars can usually handle a two-channel RCA configuration. Make sure, however, that the RCA ports on your TV are output ports and not input ports. If you only have input ports, you may need to split the signal before it gets to the TV.
How do I hook up a soundbar to my RCA TV?
If your TV supports RCA inputs, you can follow the below steps to connect it to your soundbar.
- Power off your Soundbar and TV before a connection.
- Check for the audio in port on your soundbar and plug the black end RCA cable in.
- Connect the white, and red RCA ends to their corresponding audio out ports on your TV set.
How do I fix my soundbar?
How to fix surround speakers
- Make sure the soundbar is set to surround-sound mode, with the surround speakers on.
- Make sure you’re listening to surround-encoded content that your soundbar supports.
- Make sure your source devices and TV are set to output a bitstream audio signal.
Can a sound bar be connected to a RCA TV?
Make sure that the single coax RCA connection says digital audio output. You may not be able to find a soundbar with coax digital input but you could use a coax to optical digital audio converter to connect any soundbar with optical input.
What kind of Coax does a sound bar need?
You may not be able to find a soundbar with coax digital input but you could use a coax to optical digital audio converter to connect any soundbar with optical input. If you have an HDMI connection which is labeled ARC then you can use a soundbar with an HDMI connection that can work with ARC.
What should I do if my RCA cable is making static noise?
The solution for RCA cable error is that, if your cable connector is rusty, then you must replace the connectors with the new one. If that is not possible, then you are can also remove the rust by using a foil and rubbing it by applying force. If you are having trouble with an auxiliary cable, then you should get a new one.
How do you connect a sound bar to a set top box?
This can happen when you’re using a set-top box that isn’t directly connected to your sound bar. Depending on the age of your box, you might need to either connect RCA cables directly to your sound bar (these are the red and white connectors on older models) or use digital optical (newer models) and, again, connect these directly to your sound bar.
Make sure that the single coax RCA connection says digital audio output. You may not be able to find a soundbar with coax digital input but you could use a coax to optical digital audio converter to connect any soundbar with optical input.
You may not be able to find a soundbar with coax digital input but you could use a coax to optical digital audio converter to connect any soundbar with optical input. If you have an HDMI connection which is labeled ARC then you can use a soundbar with an HDMI connection that can work with ARC.
This can happen when you’re using a set-top box that isn’t directly connected to your sound bar. Depending on the age of your box, you might need to either connect RCA cables directly to your sound bar (these are the red and white connectors on older models) or use digital optical (newer models) and, again, connect these directly to your sound bar.
What kind of audio input do sound bars need?
Some cheaper sound bars may only offer a 3.5mm audio input. We’d only ever recommend using this connection if your TV or sound bar has no digital alternatives such as digital optical (Toslink), coaxial or HDMI. Our sound bars jargon buster reveals all the tech terms you need to know.