Final Exam Review ECE 2110 Western Michigan University.

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Presentation transcript:

Final Exam Review ECE 2110 Western Michigan University

A 12-bit mp3 with a sampling frequency of 28.8kHz is 4min and 20sec long. How large is the file in mega-bytes?

An 8 Mega-pixel camera uses 16-bit per pixel color resolution. What is the file size in mega- bytes produced by a single picture?

Solve for the reluctance of the center path of the transformer with the following dimensions.  r = 1000

For the transistor circuit draw the DC circuit. ANS

Solve the DC circuit for the currents I B, I C, I E. V+ = 5vb = 120 R C = 1.06k  R2 = 1.3k  R L = 5k  R E =410  R 1 = 136.6k  ANS

For the transistor circuit draw the AC circuit ANS

Redraw the AC model replacing the transistor with the  -model. iBiB

 i B Or g m v  iBiB

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