Видео ютуба по тегу Bd139

транзистор bd139 проектирует датчик ldr
транзистор bd139 проектирует датчик ldr
AM transmitter 1wat BD139
AM transmitter 1wat BD139
[Letest] simple electronic circuit using BD139 transistor || flasher circuit
[Letest] simple electronic circuit using BD139 transistor || flasher circuit
Awesome Idea With BD139,BC547 Transistor
Awesome Idea With BD139,BC547 Transistor
How to make a Auto ON,OFF Led Light Using BD139 Transistor
How to make a Auto ON,OFF Led Light Using BD139 Transistor
BD 139 Transistor| LED Flasher Circuit | Transistor Projects | BD139
BD 139 Transistor| LED Flasher Circuit | Transistor Projects | BD139
transmitter fm 2 transistor bd139 2.5 wat
transmitter fm 2 transistor bd139 2.5 wat
The simplest solar switch circuit with transistor BD139
The simplest solar switch circuit with transistor BD139
DIY STROBE LIGHT WITH TRANSISTOR BD139
DIY STROBE LIGHT WITH TRANSISTOR BD139
Amazing Top 3 circuits with bd139 transistor | @Shaktitechshakti
Amazing Top 3 circuits with bd139 transistor | @Shaktitechshakti
Automatic light Using NPN Transistor |Automatic On-Off Light Using BD139 Transistor
Automatic light Using NPN Transistor |Automatic On-Off Light Using BD139 Transistor
am transmitter 1 watt 3 watt pep with bd139
am transmitter 1 watt 3 watt pep with bd139
BD139 Push Pull Amplifier Experiments - Part 3
BD139 Push Pull Amplifier Experiments - Part 3
2 LED Flasher Circuit With BD139 Transistor
2 LED Flasher Circuit With BD139 Transistor
BD139 BD140 Power Transistor Tutorial | How to use? | Pinout
BD139 BD140 Power Transistor Tutorial | How to use? | Pinout
BD139 Transistor Voltage Regulator 0-30V
BD139 Transistor Voltage Regulator 0-30V