Oregon Tattoo Updated Study Guide 2026 - Exam Solutions A+ Quality

Oregon Tattoo Updated Study Guide 2026 - Exam Solutions A+ Quality When the armature bar is flat on the front coil, what is the smallest gap above the rear coil? - answer - .010 What does a smaller gap above the rear coil cause? - answer - More power What should armature bars be made of? - answer - plain steel How does a machine run if too much of the coil core is showing? - answer - hot What type of edges should your contact screw have? - answer - rounded and smooth Where on the front spring should the contact screw be hitting? - answer - Front or End of spring What length of spring would run faster? - answer - short spring with a high angle What type of metal should the contact screw be made of to have the highest conductivity? - answer - brass How does the armature bar hit the front coil core? - answer - flat full contact What do you want the frame on your tattoo machine to be? - answer - non-conductive What happens when your machine is conductive or electrified? - answer - The armature bar sticks to the coils causing the machine to stay in an "on" setting What diameter should your binding post be? - answer - 5/16 What happens if you use a steel contact screw? - answer - Can cause unwanted spark When setting up your machine, why would you "snug" down the eye of the needle bar? - answer - This helps to prevent weak and jumpy lines Why is a one-piece contact screw the best choice? - answer - Screws with things added on top can add to the vibration What are the two advantages to using a brass contact screw? - answer - 100% conductive and keeps its shape longer than other choices How much of the contact screw needs to be touching the front spring? - answer - A tiny contact area Why should you use plain steel for a spring rather than a coated spring? - answer - The coating wears away quickly, which causes a bad connection What kind of reaction can you expect from a machine with a very low spring angle? - answer - Spongy and weak Which type of machine benefits the best from a shorter spring? - answer - liner Which spring is the most important for tuning the machine? - answer - The rear spring A machine that is very hard hitting and fast running moves the needle in and out of the skin so fast that ____________________________________? - answer - It doesn't leave enough pigment behind What is the ideal width of the springs used on the machine? - answer - The springs should be just as wide as the part that they are attached to What types of screws should you use to hold the coils to the frame? - answer - Always use a magnetic screw that sits flush to the frame What is the function of the tube vise? - answer - Firmly hold the tube in place and properly align the tube while the machine is in use How should a tube vise hold a tube in comparison to the machine? - answer - Squarely front to back and side to side What is the most important part of a tattoo machine? - answer - coils What is the purpose of the coils of a tattoo machine? - answer - To run consistently and not lose power What is a possible reason for the machine to not work at all? - answer - There is debris between the contact screw and the front spring What can cause the coils to be in a constant "on" position? - answer - A coil wire, soldering lug, or any of the electrical circuit is touching the frame What does your frame act as for the coil circuit? - answer - The ground What is not a purpose of the binding posts? - answer - Electrical contact from the soldering lugs to the contact screw What is a safety feature of the cartridge needles? - answer - If the cartridge is not installed in the machine or tube, then the needles are not exposed; this limits the possibility of a needlestick What does EPA stand for? - answer - Environmental Protection Agency What does FDA stand for? - answer - Food and Drug Administration What does "high level disinfectant" mean? - answer - A chemical agent, registered with the EPA, which has demonstrated tuberc