Question: A class-A transformer-coupled emitter follower must deliver (2 mathrm{~W}) to an (8 Omega) speaker. Let (V_{C C}=18 mathrm{~V}, beta=100), and (V_{B E}=0.7 mathrm{~V}). (a) Determine

A class-A transformer-coupled emitter follower must deliver $2 \mathrm{~W}$ to an $8 \Omega$ speaker. Let $V_{C C}=18 \mathrm{~V}, \beta=100$, and $V_{B E}=0.7 \mathrm{~V}$.

(a) Determine the required transformer ratio $n_{1}: n_{2}$.

(b) Determine the minimum transistor power rating.

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