Post #268150

Author: Laserman
Parent topic: Is it safe to modify a capture card?
Link to post in topic: https://originaltrilogy.com/post/id/268150/action/topic#268150
Date created: 27-Jan-2007, 4:53 AM

By not creating an impedance mismatch. RCA is not and cannot be 75ohms impedance. The video needs to stay 75ohms from start to finish.
If it isn't you get signal degradation, ringing or reflections in the signal.

You can read here for a laymans overview of impedance.

http://www.bluejeanscable.com/articles/impedance.htm