One downside to using power injection is that a single bad pixel (one that doesn’t pass data anymore) can potentially take down the entire prop (or a large/noticeable portion of the pro), vs a failure of only 1/n of the prop (assuming the alternative is to use n channels and no injection instead).
![Branch Circuit, Multiwire, NEC 2020 - [210.4], (19min:38sec)](http://i.ytimg.com/vi/Qynp92rIlYg/mqdefault.jpg)
One downside to using power injection is that a single bad pixel (one that doesn’t pass data anymore) can potentially take down the entire prop (or a large/noticeable portion of the pro), vs a failure of only 1/n of the prop (assuming the alternative is to use n channels and no injection instead).
Where can I get that calculator?
Whenever John speaks, he always smacks his lips.... VERY annoying!