There are many applications for one or two transistors. These can include voltage and current amplification useful for interfacing between other system blocks (perhaps ICs). Described in this series ...
Circuit Dynamics: Design-Oriented Analysis, Dennis L. Feucht, Innovatia (www.innovatia.com), first printing: OCT 2016, 86 pages, 6 × 9 inch, glossy softcover, $25 US. This short book is a systematic, ...