Diy Kits M328 Russian Transistor Tester Lcr Diode Capacitance Esr Voltage Meter Pwm Square Wave Frequency Signal Generator - Signal Generators - AliExpress
How to Make Transistor at Home / NPN & PNP - YouTube
Using a diy RG Keen transistor tester - need some advice : r/diypedals
Simple Basic Audio amplifier with BC547 Transistor
DIY Heatsink for Small Transistors : 6 Steps (with Pictures) - Instructables
Kit-of-No-Parts
How to Make Paper Transistor : 6 Steps - Instructables
How to Make a Transistor Radio – Mother Earth News
Homebrew transistor experiments - Make:
Assorted Transistors Voltage Regulator Transistor 7805 7809 7812 7815 7905 7912 7915 for Home and Industry for DIY: Amazon.com: Industrial & Scientific