![Bipolar Transistor Kit - 5 x PN2222 NPN and 5 x PN2907 PNP : ID 3599 : $1.95 : Adafruit Industries, Unique & fun DIY electronics and kits Bipolar Transistor Kit - 5 x PN2222 NPN and 5 x PN2907 PNP : ID 3599 : $1.95 : Adafruit Industries, Unique & fun DIY electronics and kits](https://cdn-shop.adafruit.com/413x309/3598-02.jpg)
Bipolar Transistor Kit - 5 x PN2222 NPN and 5 x PN2907 PNP : ID 3599 : $1.95 : Adafruit Industries, Unique & fun DIY electronics and kits
![Major Brands PN2907 General Purpose BJT PNP Transistor, 40 Volt, 0.6 Amp, 3-Pin TO-92, 5.33 mm H x 4.19 mm W x 5.21 mm L (Pack of 50): Amazon.com: Industrial & Scientific Major Brands PN2907 General Purpose BJT PNP Transistor, 40 Volt, 0.6 Amp, 3-Pin TO-92, 5.33 mm H x 4.19 mm W x 5.21 mm L (Pack of 50): Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/41pejFE35qL._AC_UF1000,1000_QL80_.jpg)
Major Brands PN2907 General Purpose BJT PNP Transistor, 40 Volt, 0.6 Amp, 3-Pin TO-92, 5.33 mm H x 4.19 mm W x 5.21 mm L (Pack of 50): Amazon.com: Industrial & Scientific
![POWER TOUCH SWITCH EXCITER CIRCUIT using TLC555, 2N7000, PN2907, PN2222, TIP41, TIP42 | Circuit, Power, Circuit diagram POWER TOUCH SWITCH EXCITER CIRCUIT using TLC555, 2N7000, PN2907, PN2222, TIP41, TIP42 | Circuit, Power, Circuit diagram](https://i.pinimg.com/736x/e1/fe/3e/e1fe3e4e50ae3da2cc6dfc03af6e6325.jpg)