Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.
I would like to cycle 9 volts of power to an RF Transmitter https://media.digikey.com/pdf/Data%20Sheets/Seeed%20Technology/113990010_Web.pdf via a 5 Volt ProMicro https://cdn.sparkfun.com/datasheets/Dev/Arduino/Boards/ProMicro16MHzv1.pdf.
Is the transistor (perhaps the 2N222) the only...
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