Lecture 12, Mar 2

Lecture 13, Mar 4

Lecture 14, Mar 9

Demos:

• Shown MOSFET operation with voltmeter and ammeter hooked up, charging and discharging gate with fingers.

Lecture 15, Mar 11

Demos: Mechanical inverter and NAND gate (very primitive)

Enhancement MOSFET's and their use in CMOS inverters and NAND gates. Logic operations and binary arithmetic: equivalence of binary multiplication to logic AND, and of the binary addition to logic XOR for the sum bit and logic AND for the carry bit.
Flip-flops, elements of digital electronics.

References: Bloomfield section 13.2.

Lecture 16, Mar 23

Assigned readings: Melissinos, section 4.1; Bloomfield, sections 12.2 to 12.4; Serway, section 24.1 or equivalent (review);

General description of linear oscillations. Equivalence of driven, damped mechanical oscillator with an electric circuit. Solution for the oscillator driven at frequency , using the complex exponential formalism.

Lecture 17, Mar 25

LCR circuit. See file circuit/LCR.html.
Resonance. Low pass and high pass filters. Inductance of a solenoid.

Assigned reading: Review Tipler, Chapters 24 and 25, especially 25-2, 26-7, 26-8, 26-9.

Lecture 18, Mar 30