Creating Your Own Symbols in gschem

Before writing another tutorial on SPICE, I thought of spending some time on creating symbols. This will be necessary because we will be looking at op-amp circuits next. There are op-amps in the gschem library but there are incompatibilities between those and the model files which the manufacturers provide. While trying to figure out how to create symbols, I found an excellent 3 part tutorial on this. I will take you through the creation of an op-amp symbol in this tutorial but I still feel this video will do better than that. Take a look at these before reading on:

• Part 0
• Part 1
• Part 2