Here's a convenient way to quickly and easily combine RF cables for additional length. Each of these couplers features dual female threaded F-type connectors for linking together 2 standard (RG-59 or RG-6) coaxial RF cables. Warranty: 60 days.

Priced per pair

Channel Master 3211 Double Female F-type Coaxial Coupler Reviews

Average Customer Review:

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Written By wde, Peoria, Az on Tuesday, July 08, 2014

Crutchfield Customer Review (What's this?)

Got it fast!

Pros: Works!

Cons: None

coaxial coupler

Written By MixonD, Fishersville, VA on Sunday, June 15, 2014

Crutchfield Customer Review (What's this?)

I needed to extend my antenna cable for a new antenna. This coupler allowed me to do that. It works fine.

Pros: Works fine.

Cons: None

Hands-on research

What's in the box?

Download owner's manual

  • 2 female coaxial couplers

Product Research


Overview: Channel Master's coaxial couplers (CM-3211) connect two RG-6 or RG-59 coax cables together. The couplers feature dual female RF-type threaded connectors which allow you to connect two coax cables together that are both terminated with male RF-type threaded connectors.

  • HDTV/digital ready
  • Low signal loss
  • High-quality, designed for indoor and outdoor use
  • Approved and used by major cable companies
  • Includes patented DSM seizure for maximum electrical performance

Note: This package contains two coaxial couplers.

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