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user 222184
0
votes
2
answers
171
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Pspice modeling of transmission line
I'm trying to model a differential digital signal going through 4000 feet of twisted shielded pair. The nominal impedance is 120 ohms and capacitance per foot is 14.6 pF.
For 1000 feet I calculated …
- 141
3
votes
3
answers
5k
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What would cause a square wave to become rounded?
I have a square wave going through a thousand feet of cable. The cable has \$120 \,\Omega\$ characteristic impedance. I measured the capacitance and inductance of the cable and they are pretty close …
- 141