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Index

1.0 Coil gun
2.0 Home Build Ballast
3.0 Modified Microwave Transformer
4.0 Homemade Portable Vacuum Pump

Coil Gun

My brother and I made our first prototype coil gun (image 1.1). This is the diagram (image 1.2) I used in making this coil gun. Posted on February 5, 2008 Page under construction.


image 1.1 my coil gun


image 1.2 my diagram of coil gun.

!! Project Under Construction !!

Home build Ballast

There are different kinds of ballast. They can be as simple as a series resistor, but too much energy would be wasted in resistive ballast, so alternatives are used that depend upon the reactance of inductors, capacitors, or both. Finally, ballasts can be as complex as the computerized, remote-controlled electronic ballasts. Here I’ll show home build inductive ballast using a metal core and 24 gauge wires, using a used metal spool (image 2.1) winded the 24 gauge wire around it, the ballast is like an electromagnet (image 2.0) it limit the current in an electric circuit. I used this ballast in my Microwave transformer (MOT) Click here to MOT Project without this ballast the MOT would flip the circuit breaker.


image 2.1 home build ballast

The ballast works, it limits the current to the MOT making wonderful arcs. Visit Click here to know how ballast works.
Tip --->If the ballast over heat make the coil bigger till heat is minimize.

Modified Microwave Transformer

Working with the HV MOT, I decided to replace the secondary coil of the MOT. (Image 3.1)


Image 3.1 MOD MOT 2ndary remove

After removing the coil I replace it with a 14 gauge copper wire (I coated the wire with paint because of some scratch), make 10 to 20 coil on the secondary. (Image 3.2)


Image 3.2 MOD MOT coiled 20 rounds


Image 3.3 MOD MOT setup (used as a carbon arc furnace)

Aug of 2008, we modified the MOT. From 20 turns to 17, just shorten the wire; the transformer became more powerful more amps. Using the ideal transformer power equation: Vs/Vp=Ns/Np=Ip/Is Vp=voltage primary, Vs= voltage secondary, Np=number of turns on primary, Ns=number of turns on secondary, Ip=ampere primary, Is=ampere secondary.


Image3.4 MOD MOT unit; ballasted and with safety circuit breaker.


Image3.5 MOD MOT unit and setup for furnace.

Homemade Portable Vacuum Pump

!! Page Under Construction !!

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