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User Manual for Kramer 712N Composite Video & Stereo Audio over Twisted Pair Click to enlarge the picture
Contents of the user manual for the Kramer 712N Composite Video & Stereo
- Product category: Video Extenders & Repeaters Kramer
- Brand: Kramer
- Description and content of package
- Technical information and basic settings
- Frequently asked questions – FAQ
- Troubleshooting (does not switch on, does not respond, error message, what do I do if...)
- Authorized service for Kramer Video Extenders & Repeaters
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User manual for the Kramer 712N Composite Video & Stereo contain basic instructions
that need to be followed during installation and operation.
Before starting your appliance, the user manual should be read through carefully.
Follow all the safety instructions and warnings, and be guided by the given recommendations.
User manual is an integral part of any Kramer product,
and if it is sold or transferred, they should be handed over jointly with the product.
Following the instructions for use is an essential prerequisite for protecting
health and property during use, as well as recognition of liability on the part of the manufacturer
for possible defects should you make a warranty claim. Download an official Kramer user manual in which you will find instructions on how to install, use, maintain and service your product.
And do not forget – unsuitable use of a Kramer product will considerably shorten its lifespan!
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Product description 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. Note: This unit must be paired with a 711N transmitter unit in order to achieve a complete solution. - 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.
In the Box Kramer 712N Composite Video & Stereo Audio over Twisted Pair (Receiver) Power Supply Bracket Kit Seven-Year Warranty Against Defects in Material & Workmanship User Manual PDF 798kb Table of Contents
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Technical parametersKramer 712N Specs | Construction | Metal | | Finish | Black | | Input | (1) RJ-45 CAT-5 shielded connector (line in) | | Output | (1) composite video 1Vpp/75 ohms on a BNC connector
(1) stereo unbalanced audio 4dBm/50 kOhm, on (2) RCA connectors | | Signal Level | Video: 2.8Vpp (maximum)
Audio: 7.6Vpp (maximum) | | Bandwidth | Video: 85MHz
Audio: >100kHz | | Differential Gain | 0.04% | | Differential Phase | 0.25° | | K-Factor | 0.1% | | Signal-to-Noise Ratio | Video: 75dB
Audio: >77dB | | Crosstalk | -53dB @ 5MHz, video into audio | | Coupling | Video:
DC
Audio:
input: AC
output: DC | | THD & Noise | 0.026%, 1kHz | | 2nd Harmonic | 0.001% @ 1kHz | | Power | 12VDC 50mA, when 712N is fed by an independent 12V supply
135mA when feeding 712N | | Dimensions (HxWxD) | 1.08 x 4.7 x 2.8" (2.76 x 12 x 7.15cm) | | Weight | 0.67 lbs (0.3kg) | | | | Package Weight | 1.13 lb | | Box Dimensions (LxWxH) | 9.15 x 4.9 x 3.45" |
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