eCircuit
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**Design Tools**

- Save time with complex circuit calculations and documention.
- Learn cool Excel techniques for engineering.
- Use as templates - copy, modify for other circuits / designs.

**Excellent for hands-on EE learning!**

- Change a value, predict the outcome, see what happens!
- Develop intuitition and reinforce theory and equations.

NOTE! Windows may block a macro-enabled file (*.xlsm) from running - Good Precaution! To unblock, right-click on file, select Properties - Security and then check UNBLOCK.

Topic / Link | Desciption | File Type |

RC Low Pass Filter vs Freq | Find the Magnitude (dB) and Phase of an RC Filter using standard Built-In Functions. | *.xlsx |

Topic / Link | Desciption | File Type |

Op Amp Gain and Bandwidth |
A simple example to get familiar with both Op Amp gain calculations and VBA
code. BONUS: explore how gain effects bandwidth! (VBA Code) |
*.xlsm |

Topic / Link | Desciption | File Type |

Sine Wave Generator |
Generate sine waves varying the frequency, amplitude, phase and offset. (VBA Code) |
*.xlsm |

Create waveforms with the Fourier Series |
Create square waves, sawtooths, etc., using only sine waves. Enter
coefficients and watch waveforms take shape. (VBA Code) |
*.xlsm |