just look up "electromagnet" that's all the coil is. Its an iron core wrapped with insulated copper wire.
-if you want to know how to do it properly see if you can find a good machine builder in your area...some of them are interested in passing on the art form and you might be lucky enough to get some lessons. You'll learn a lot more than getting vague ideas off the net.
A standard 2 coil electrical machine
the depth you want is still roughly the same as a coil machine. 1.85 mm from the tip. you will most likely have to adjust during operation to see the depth. it isn't the same as depressing the armature as in a coil machine.
To be honest I wouldn't suggest doing any tattoos with a homemade tattoo machine. You can pick up a good cheap professional kit off the net, google it. And as for shading the piece, you may wish to go to your local tattoo shop and ask a few questions and/or watch them. But do not use a homemade machine you will never really get the look your striving to achieve.
Rejuvi tattoo removal delivers the removal formula using a tattoo or permanent make-up machine. The treatment can only be performed by a tattoo or permanent make-up artist.
With a tattoo machine.
with a tattoo machine. this question is entirely too vague. go get an apprenticeship and ask your teacher.
Many factors might affect a person's decision for a tattoo machine. For example, the cost, the quality, the brand, and the shape should be taken into consideration. There are many kinds of tattoo machines such as the liner machine, the shader machine and so on.
They are wired up the same as any standard coil machine, with the input wire being connected to the rear binding post, and the output wire connected to the top binding post.
For winding coil.
well to do it correctly you have to have a sterilization machine
the tunning for a color packing machine are 4mm gap, .018 long springs light tension , youtube.com/tattootraining
In tattooing, an 8 coil machine is used mostly for lining, where not a lot of voltage/power is required. A 10 coin machine, meanwhile, is a more powerful machine that has a great balance of power and speed. A 10 coin produces a stronger magnetic field compared to an 8 coil machine.