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by hypersparc
Mon Feb 22, 2021 10:22 pm
Forum: General Discussion
Topic: Bose speaker mosfets
Replies: 10
Views: 3178

Re: Bose speaker mosfets

Hello, You can't randomly pick a transistor because it looks like may fit based on the package. I have a Bose amplifier that's more than 25 years old. To replace the ST-Micro 137110 you will need to first determine what type of transistor is it. MOSFET, NPN, IBGT and then determine it's specs. The b...