Kramer Electronics 712N Composite Video and Stereo Audio Over Twisted Pair Receiver

Kramer Electronics
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List Price: $195.00

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Special Order Item - This is a special order item that is Non Cancelable and Non Returnable. We Charge you when you place your order. Approximate arrival at Adorama 1-2 Weeks from date of order. learn more

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About Kramer Electronics 712N

The 712N Composite Video & Stereo Audio over Twisted Pair (Receiver) from Comprehensive/Kramer is the receiver unit of a paired kit that is designed for sending composite video and unbalanced stereo audio signals over twisted-pair cable. The unit a twisted-pair signal from the receiver, then converts it to composite video and stereo audio signals for output. This solution is well suited for use in educational institutions, broadcast studios and medical facilities, among many other potential uses.

Other features include a looping input, selectable input signal termination, level (gain) & EQ (peaking) controls and bandwidth of 85MHz. It offers a general working range of up to 1200', although greater distances may be achieved dependent up on signal resolution and cable type. This device is designed to work with unshielded twisted-pair cable such as CAT5.

This product features Kramer's Power Connect technology, meaning that only one device in the system needs to be connected to an electrical source to power all system units (all units in the system must feature Power Connect technology to use this feature). This unit belongs to the Kramer TOOLS family of products and (3) units can be mounted side by side in 1U of a standard equipment rack by using the separately available RK-3T rack kit.

Kramer Electronics 712N Features

  • Composite Video & Stereo Audio over Twisted-Pair Cable: This unit is part of a paired system designed to transport a composite video and unbalanced stereo audio signal over twisted-pair cable
  • Bandwidth: The solution supports data throughput of up to 85MHz
  • Range: The kit offers a range of up to 1200'
  • Power: This unit can be powered with the included power supply or via another unit in a larger system that features Power Connect technology and is connected to a power source
  • Standalone or Rackmount: Use this unit as a standalone solution or place it in your rack by using a separately available rack kit

Kramer Electronics 712N Specifications

1 RJ-45 CAT 5 shielded connector (LINE IN)
1 composite video 1Vpp/75Ohms, on a BNC connector; 1 stereo unbalanced audio 4dBu/50kOhms, on two RCA connectors
Video Max. Signal Level
Audio Max. Signal Level
Video Bandwidth (-3dB)
Audio Bandwidth (-3dB)
> 100kHz
Diff. Gain
Diff. Phase
Video S/N Ratio
Audio S/N Ratio
Audio Crosstalk (all Hostile)
-53dB @ 5MHz, video into audio
LEVEL: -1.3dB to +6.3dB; EQ @ 30MHz: 0dB to +3.7dB
Video Coupling
Audio Coupling
DC for both line input and output
Audio THD+ Noise
0.026%, 1kHz
Audio 2nd Harmonic
0.001% @ 1kHz
Power Source
12V DC 45mA, when 711N is fed by an independent 12V supply
Dimensions ( W x D x H)
12cm x 7.15cm x 2.76cm (4.7" x 2.8" x 1.08")
0.3kg (0.67lbs) approx. (each)
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