EEEEE 30 Kinds 300pcs Assorted Type General Purpose TO92 Transistors PNP NPN Bipolar Power Transistor Assortment Kit with Individual Compartment: Amazon.com: Industrial & Scientific
Das Franzis Lernpaket Grundschaltungen der Elektronik: Kompletter Elektronik-Baukasten zum Testen und Experimentieren: Kainka, Burkhard: 9783645653619: Amazon.com: Books
2N2222 NPN Transistor as a switch - Arduino example with LED Flash - YouTube
2N2222 NPN Transistor as a switch - Arduino example with LED Flash - YouTube
2N2222 NPN Transistor as a switch - Arduino example with LED Flash - YouTube