Channel Master RF Antenna Signal Amplifier

Equipped with Passive Return Path, Unlike Many in the Industry

We Guarantee to Have the Best Price

What's special about this amplifier?

  • Available in one, two, four, and eight output formats
  • All formats preserve your signal's integrity
  • Weather-sealed housings assure that your unit will not corrode and deteriorate
  • Passive return path allows use with a cable modem
  • Click for More Features

Channel Master's RF signal amplifiers are compact and versatile, designed for indoor use with coaxial cables. These devices can improve reception by strengthening weak antenna signals, or by extending the strength of signal quality over a long cable run.


CMI-3412 Channel Master 2 Output Distribution Amplifier 8.5" L x 5.25" W x 2.25" H 4.5 lbs

These are "bi-directional" and provide a return signal path for use with a cable box or cable modem (return signal is not amplified). The included AC power supply connects to the amplifier via a short length of coax cable (included).

  • Excellent dB gains provide a strong, balanced signal
  • AC/DC power adapter is included with the amplifier
  • Operating frequency of 54 to 1002 MHz
  • Return path bandwidth of 5 to 42 MHz
  • Both analog and digital signals are supported along with HDTV and CATV distribution
  • Inputs are threaded coax, the same type used to connect cable TV wires or antennas
  • Cable company approved for digital cable, HDTV, and high-speed Internet
  • Bi-directional for use with digital services such as cable and telephone
  • RG-6 cable is recommended for greater signal integrity
  • 6000-volt surge protection to protect your equipment from damage
  • 5 year manufacturer warranty


Amplifier Gain 11.5 dB
Input / Output 1 / 2
Operating Frequency Range 54 - 1002 MHz
Return Path Frequency Range
(for cable modem applications)
5 - 42 MHz
Impedance 75 ohm
Noise 2.7 dB
Connections F-type: input (1), output (2), power (1)





RG6 coaxial cableRG6/U Coaxial Cable - PVC, Plenum, Siamese
From / 500ft
Our RG6/U cable is a higher quality 75Ω coaxial cable that is a higher grade cable than RG59 and therefore a better choice where performance is important. It uses a larger, higher-capacity center conductor (18 AWG) and a larger insulating dielectric.
ICM F Type Compression ConnectorsICM F Type Compression Connectors
Use the ICM Corp F Compression Connectors to ensure a high quality signal with a secure, long lasting connection which will eliminate problems in the future due to poor connection quality. These connectors are made of brass and can withstand 80 pounds of pull out force.
3GHz Digital Coaxial Cable3GHz Digital Coaxial Cable RG59/U and RG6/U
From / 500ft spool
Our 3GHz digital coaxial cable is the best of the best when you are looking to install and enjoy the finest performance for your video installations.
Gem Electronics Compression Crimp ToolGem Electronics Compression Crimp Tool
The Gem Electronics GEM-GET-CS Compression Crimp Tool is as versatile as it is functional. Not only can you crimp compression seal connectors, but the included adapter also allows you to crimp F, BNC and RCA connectors.
Rite & Wrap DispenserRite & Wrap™ Dispenser
The Rite & Wrap™ are a pocket sized disposable dispenser containing a roll of pre-cut Self Laminating Wire Markers. Each marker has a white area available for legend inscription using a pen or pencil.

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