What do RCA couplers do?

Related questions

1. Can you convert HDMI to RCA?
2. Can I use a digital coax cable as RCA cable?
3. Do you need a converter to go from HDMI to RCA?
4. Can RCA cable be used for digital coax?
5. Can I use analog cable for digital?
6. What is HDMI to RCA cable?
7. How do I hook up a subwoofer to my RCA cable?
8. What is the point of bridging an amp?
9. Can I use video RCA for audio?
10. Do I need RCA cables with HDMI?

Tags

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2. #audio
3. #interference
4. #phono
5. #designed
6. #enhance
7. #performance
8. #together
9. #jacks
10. #connectors
11. #coupler
12. #video
13. #signal
14. #connects
15. #series
16. #plated
17. #components
18. #radioshack