How to make a basic strip of battery powered LED's.?

Answer A few white LEDs aren't going to run long on batteries.You will need wire, a few resistors, battery holder, LEDs, batteries (or better a transformer), and solder and soldering iron.The number of re... Read More »

Top Q&A For: How to make a basic strip of battery powered LE...

BATTERY powered led STRIP.?

My other half gets them all the time. I think the set we have over our kitchen sink came from QVC.Not very expensive, about $10. They're probably 3 mm LED's and use 4 or 6 AA batteries with a timer.

How to Make a Battery Powered Fan?

Whether you're cooling yourself, a computer or just about anything else, a battery powered fan provides a convenient solution. The basic components of an electric fan and method of assembly, are co... Read More »

Would you prefer a solar powered watch over a battery powered?

Battery powered because I don't want to stay out in the sun. I'd like my apt. to be solar powered though.

How to Make a Battery-Powered Amplifier?

Amplifier circuits are used to increase the voltage of AC signals. Some amplifiers are used for transmitting high-power AC signals. However, these amplifiers are prone to introducing distortion int... Read More »