További ötletek tőle: lucifer
BATTERY MONITOR  A very simple battery monitor can be made with a dual-colour LED and a few surrounding components. The LED produces orange when the red and green LEDs are illuminated.  The following circuit turns on the red LED below 10.5v The orange LED illuminates between 10.5v and 11.6v.  The green LED illuminates above 11.6v By Collin Mitchell - 30 LED Project.

BATTERY MONITOR A very simple battery monitor can be made with a dual-colour LED and a few surrounding components. The LED produces orange when the red and green LEDs are illuminated. The following circuit turns on the red LED below 10.5v The orange LED illuminates between 10.5v and 11.6v. The green LED illuminates above 11.6v By Collin Mitchell - 30 LED Project.

Toilet paper roll slingshots. SOOOO much summer fun! We have saved these all summer & the teacher said she didn't need them. So, recycle most and save some for this! :)

Toilet paper roll slingshots. SOOOO much summer fun! We have saved these all summer & the teacher said she didn't need them. So, recycle most and save some for this! :)

children activities, more than 2000 coloring pages

children activities, more than 2000 coloring pages

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Nudos Más

Mini FM Transmitter

Mini FM Transmitter

Wooden Vending Cart

Wooden Vending Cart

Display Cart Plans - Outdoor Plans and Projects | WoodArchivist.com

Display Cart Plans - Outdoor Plans and Projects | WoodArchivist.com

DIY Work Cart - Outdoor Plans and Projects | WoodArchivist.com

DIY Work Cart - Outdoor Plans and Projects | WoodArchivist.com

‪#‎MetalDetector‬ circuit is an electronic instrument which detects the presence of metal nearby.Metal detectors are useful for finding metal inclusions hidden within objects. For more details : https://goo.gl/bhsyDo

‪#‎MetalDetector‬ circuit is an electronic instrument which detects the presence of metal nearby.Metal detectors are useful for finding metal inclusions hidden within objects. For more details : https://goo.gl/bhsyDo

Firewood Cart Plans - Outdoor Plans and Projects

Firewood Cart Plans - Outdoor Plans and Projects