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Keene Syncblaster Black Box RGB Processor Clearance Price


  • Add sync to the green signal or Remove sync from the green signal
  • Output separate H & V sync or Output combined H+V sync
  • Output composite sync on pin19 or Remove composite sync from pin 19
  • Enable composite video output or Disable composite video output
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I have a.... Review by Matthew B
I have put a detailed review on my website here - (Posted on 21/10/2014)

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Frequently Asked Questions and Answers (2)

Q: Will this allow me to control horizontal and vertical centering through RGB scart on a Sony crt television?

Posted On: 29/11/2014 By: Sam

A: No it will not allow this sorry about that.
Q: will this product convert 1080i/p output from Freeview HD box to 'VGA' (D-sub 15) format for input to a US spec Samsung LCD TV? TV will happily take 1920x1080 input from a PC on the VGA input.

Posted On: 26/06/2011 By: Gerard Staines

A: The maximum resolution a scart can output is 1080i. If you are trying to convert HDMI to VGA use the HDUHC:-

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