Università Roma Tre

Device and circuit recalls
Passive components (R, L, C); Active components (BJT, MOSFET, JFET); Amplifiers; Bias; Amplification configurations; Feedback and stability.

OPAMP recalls
Ideal operational amplifier; Basic configurations; Real amplifiers. Datasheets.

Noise theory
Introduction; Noise sources; Component noise models; Equivalent input noise; Noise in single stage amplifiers; Noise in OPAMPs; Low noise electronic design.

Preamplifiers
Introduction; BJT Input stages ; FET Input stages; BJT/FET hybrid input stages; OPAMP input stages. Examples.

Tone control/equalization
Recalls on active filters; Tone control; Graphic equalizers; Examples

Power stages
Recalls on output stages; class A output stages; Discrete class AB output stages; Integrated output stages; Integrated power amps + booster. Examples.

Power supply
Introduction; Regulated power supplies; Unregulated power supplies; Design example.

Thermal design
Dissipation; Derating characteristics; Examples; Safe Operating Area.

LTspice Tutorial
Part 1: Getting started, installation, schematic editor
Part 2: Analysis (operating point, DC sweep, time domain, frequency domain)
Part 3: Noise analysis
Part 4: Plot window, distortion analysis
Part 5: Parametric analyses, Monte Carlo analysis

LTspice simulations
Simulation and analysis of: audio preamplifier, tone control circuit, power amplifier.

Instrumentation
Picoscope 2206B (oscilloscope, signal generator, spectrum analyzer)
Amprobe digital multimeter complete with test leads
Prototype station equipped with power supply and other functions
Computer and software for measurement management

Laboratory exercises
Audio preamplifiers; Tone control circuits; Power amps.

P. Horowitz, W. Hill, “L’arte dell’elettronica”, Zanichelli
C.D. Motchenbacher, J.A. Connelly, “Low noise electronic system design”, Wiley Interscience.
P. Tobin, “PSpice for Circuit Theory and Electronic Devices”, Morgan&Claypool Pub.


+ additional learning material on Moodle platform