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LTSpice SubCircuit AC Analysis

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marco.wartmann

Thread Starter

marco.wartmann

Joined Jan 15, 2026
2
Hi there

I'm new to LTSpice and handled to build a subcircuit of an preamplifier. When using the subcircuit in a new schematic it doesn't get the same ac analysis diagram

Original circuit ac analysis:
Screenshot 2026-01-15 at 19.51.05.png

When using as a subcircuit:
Screenshot 2026-01-15 at 19.36.12.png

Could anybody help me how to handle it?

Thx
 
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