Electronics Repair (sci.electronics.repair) Discussion of repairing electronic equipment. Topics include requests for assistance, where to obtain servicing information and parts, techniques for diagnosis and repair, and annecdotes about success, failures and problems.

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SomeBody
 
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Default Separating Composite video signal???

I have a small monitor that has separate video signals, video, horz/vert
sync signals. I am looking to interface a composite video camera to this
monitors input.

I have read about a IC chip that will separate the sync signals, the
LM1881. How would I get the video portion separated from the composite
signal to feed it the video input circuitry of the monitor?

Thanks.

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Franc Zabkar
 
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Default Separating Composite video signal???

On Tue, 02 May 2006 16:41:30 GMT, SomeBody put
finger to keyboard and composed:

I have a small monitor that has separate video signals, video, horz/vert
sync signals. I am looking to interface a composite video camera to this
monitors input.

I have read about a IC chip that will separate the sync signals, the
LM1881. How would I get the video portion separated from the composite
signal to feed it the video input circuitry of the monitor?

Thanks.


The LM1881 does not have a horizontal sync output. Intersil's EL1883
is probably a better choice, although it may be harder to find:

http://www.intersil.com/cda/devicein...EL1883,00.html
http://www.intersil.com/data/fn/fn7010.pdf (EL1883 datasheet)

FWIW, Intersil appear to be offering free samples.

- Franc Zabkar
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