Design a linear (with IC's 7805/7812 & 7905/7912) | Chegg.com
1 Watt Stereo Audio Amplifier with voltage regulators
Negative voltage regulator//7905 ic.7912 ic.7915 ic. Regulator ic//#electronicsverma - YouTube
Assorted Transistors Voltage Regulator Transistor 7805 7809 7812 7815 7905 7912 7915 for Home and Industry for DIY: Amazon.com: Industrial & Scientific