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 make some axillary LED lighting for my vehicle. There are several ready to go solutions but all the ones that I have been able to find are lowish power buck solutions. I don't really want to buy a bunch of buck drivers to power three LEDs each. That could get expensive as I'm...
What about a seven segment, 3 digit, LED display. Those are rated much closer to -40. The only thing is that that uses a lot of pins. It needs nine pins a digit I think * 3 = 27 pins. Thats alot.
I just purchased a vehicle and it doesn't have a thermometer in it. I thought it would be nice to have a thermometer in it. What I want is something decently small. It seems that everything available commercially is a bigish box that would be really hard to mount discretely.
I am...
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