LTspice folder/file structure and SPICE model type

This article explains in detail the folder / file structure of LTspice and the types of SPICE models as the basic knowle

LTspice-Addition of Sub-circuit model(.subckt)

Adding Models To LTSpice

LTspice: putting symbol files in sub folders - Electrical Engineering Stack Exchange

LTspice SPICE Model

Using MOD Files in LTSpice

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LTspice-Addition of Sub-circuit model(.subckt)

LTspice Tutorial