Access Innovations, Inc - Electronic Security
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Sparkling on your new TV?

12/16/2014

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If you have recently purchased or hooked up a new TV and get sparkling or artifacts on the screen or you can't get your full resolution, the likely culprit is in your HDMI line. All HDMI cables are NOT created equal. The version number, gauge, shielding, and construction all come into play. Trust us, we have installed thousands of them!


Your cable needs to have adequate shielding to reject RFI/EMI (Radio Frequency & Electromagnetic Interference). The construction is important because it needs to be CL2 rated if it will be installed in-wall, because it complies with fire safety and insurance requirements. The gauge is the measurement of how large the individual cables are. You need an increasingly larger cable the longer it is. As for the spec., you want 2.0 if you are getting a 4K display at 60fps. Anything at 4K @ 30fps or below, 1.4 will suffice.


If you have a long distance run, say 30-60 feet, make sure the cable is 24 gauge and not the usual 28 gauge. Even with the larger cable you may still experience sparking because your source video signal or your TV's receiver isn't strong enough or if you have had to downscale to a lower video resolution. In that case, a signal amplifier may be needed. Contact us and we can recommend the right amplifier for your situation.
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    Access Innovations, Inc is a Hampton Roads based electronic security services company covering all aspects of home and business security and alarm services

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Access Innovations, Inc
PO Box 62648
Virginia Beach, VA 23466
Main       (757) 896-1900
Toll Free (877) 835-0784
Fax          (757) 381-7130

VA License # 11-2416
NC License # 416423-CSA

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