Electrical Engineering › Section J · Series, parallel, and series-parallel ac circuits › Topic J.6

Series-parallel ac networks

Real ac networks mix series and parallel connections. No new laws are needed: you reduce the network block by block, find the source current, then work back out with Kirchhoff's laws and the divider rules, all in complex numbers.

In this topic

  • Same method, complex numbers
  • A plan of attack
  • Worked example: reducing the network
  • Worked example: working back out
  • Power in a series-parallel network
  • Ladder networks
  • Worked example: a ladder network
  • Application: an R-C phase-shift ladder
  • Common mistakes to avoid
  • Key takeaways

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