Website review: GRYNX & Versatile compact 9v LED ...
Teeg discovered this in Computer Hardware
•2 reviews since Apr 18, 2006
computer-hardware
•grynx.com/projects/how-to-build-a-small-9v-le...
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Reviews of this website
daverd rated 21 months ago- Great project. If you connect the leds in parallel with a 150ohm resistor you get great light, longer led life, and extended battery life(3 days of constant on time).
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