In this instructable, i will show you how to make a fan for your desk out of things you might have aroung your house.
Step 1: Step 1: Gather Parts
You will need:
Hot glue gun
Toggle switch ( see picture )
Resistors and LED ( see picture )
Step 2: Step 2: Design
Start by making a design for the fans to sit on, then glue it together.
Step 3: Step 3: Glue
Now glue 3 fans on the bottom.
Step 4: Step 4: More Glueing
Now gluse popsicle sticks over the fans.
Step 5: Step 5: Even More Glueing
Now gluse fans on top, try to make a pyramid form, i would have but i ran out of fans.
Step 6: Step 6: Glue Switch
Now glue the switch somewhere convenient.
Step 7: Step 7: Solder Part 1
Now solder the positive wire from the converter to the middle of the switch.
Step 8: Step 8: Solder Part 2
Now solder all of the negative wires ( from the power supply and fans ) together.
Then solder all of the fan wires to the bottom odf the switch.
Step 9: Step 9: Solder Resistors
Now solder the resistors in parallel, then solder a wire to each end.
Step 10: Step 10: Solder Finale
Now solder the positive lead to one wire from the resistors, and the other wire from the resistors to the last connection of the switch. Also solder the negative LED lead to the negative wires. It will be somewhat like in the picture.
Step 11: Step 11: Secure
Now glue the LED to somewhere visible, and secure the wires out of the way however you see fit.
Step 12: WARNING!!!!!!!!!
Careful! Before you test this device, mind your fingers! The fans will sping extremely fast, i foun out the hard way! They will chop up your finger like a hot knife through butter!
Step 13: Video
This is a video of the fan.
Step 14: Mods
There are several modifications you can meke, such as number of fans, size, led and switch.
BUT! You may want to add some weight at the base, when i tried this, it nearly took flight!
Step 15: Final Note
Thank you for viewing my instructable. Please feel free to post any comments or questions, they are appreciated.