Reducing The Effects of Reflection in CATV Feeders (1966)
By Kenneth A. Simons
The pressure tap is a convenient and economical way of connecting the customer drop to the feeder in a CATV system. Because of this convenience, the large majority of taps in use today are of this type. Hundreds of thousands of them are providing satisfactory services in systems all over the country. Unfortunately there is a penalty attached to the pressure tap's convenience. Because it must tap into the feeder cable with no opportunity for series compensation, the pressure tap inevitably introduces reflections into that cable. This article will show how these reflections are minimized by careful design, and how their adverse effect on the transmission of picture signals can be greatly reduced by grouping taps in optimum arrangements,
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