They can also be made to play music through its spark, which is a cool effect. This thread is awesome and relectronics is the main reason i keep coming back to reddit. Its quiet, doesnt produce a lot of ozone, and is fun to play with aswellas being a good introduction to sstcs. As far as the design goes, tesla coils are fairly simple. This guide only covers traditional tesla coils, not solidstate tesla coils or magnifying. A lot of other coilers have replicated this circuit with great success and therefore it is easy to find information how it works and how to troubleshoot it. It uses sidacs in place of a spark gap as i use them which is with the tank cap across the. Most solid state tesla coils sstc share a very similar design. The interrupter function bps regulation is implemented in software. Another type of tesla coil is the dualresonant solid state tesla coil. Ive tried it out on several spud guns and it works quite well. The solid state tesla coil has enough power to drive decorative plasma lamps. The operating principle of the primary system in the solidstate coil design.
Designing and building the vermonster mini dualresonant solid. Here, i explore the solid state option which may be preferable in some situations. Ssssstc 2005 this is my earliest use of electronics to drive a tesla coil. Instead it uses a 555 timer to more efficiently drive a single mosfet.
Unlike the other circuit, this one does not use two huge power transistors and high wattage resistors. This is a simple mechanical assembly, but necessary to stay in compliance with fcc regulations which allow any entity business or individual to assemble up to 3 radio transmitters without requiring a license. These tesla coils have been created by experienced builders and are proven to produce excellent results. By adjusting r2 and r4, various discharge patterns can be obtained. A solid state tesla coil is one of the kinds of tesla coils available. You ought to have some skills in building things, as well as electronic knowledge to. The program drsstcd can make these calculations and simulate the results. The subject matter in this file assumes you already have some electronic project knowledge and skills. Johnson manhattan, kansas some years ago i developed an interest in tesla coils. The most common method for switching power into the resonator is a halfbridge or fullbridge of transistors typically mosfets or igbts for their high power capabilities.
The video shows the very first tests, without any tweaking. Solidstate tesla coils use the lowest primary operating voltage, typically between 155 and 800 volts, and drive the primary winding using either a single. Newer, small nsts are actually solid state power supplies that are generally unsuitable for tesla coils. I am working on a tesla coil, but i did not use any equations until now, and i am trying to get it to work without redoing the whole thing. Solid state tesla coils, in their earlier stage see my old projects were basically just a power amplifier driving a secondary coil at resonance. Tesla coil design, construction and operation guide. The first tests seemed promising, however the breakout needed to be instantiated manually using a screwdriver. Our solid state tesla coil can produce sparks as long as 8 inches with a peak output of about 100,000 volts. This is a basic tesla coil schematic click the image to enlarge.
About applied tesla technology, inc atti tesla coil. Aron koscho has spent much of his life studying the works of nikola tesla. Nikola tesla s coil is alive and well today, living in school labs and hobbyists workshops as a tool for learning and experimentation. In 1998 he build one of the worlds first solid state tesla coils. Bruns 5195 hearthstone lane, colorado springs, colorado 80919 received 18 october 1991. Sstc 1 a musical electronic tesla coil loneoceans labaoratories. While there are plenty of sites on the subject, michaels newest instructable breaks building a solid state tesla coil. If you decide to use a program, you can skip the design section and use it as a reference. First, i designed the circuit in eagle, which is perhaps the most commonly used pcb designing software in the world. Similar to the two transistor solid state tesla coil already on this site, this solid state tesla coil design uses a normal flyback transformer to generate its high voltage output. It is suggested to not operate this solid state tesla coil in denslypopulated environments, such as cities, for purposes of radio interference or if this device is to be operated in such an environment, it is suggested that a faraday cage be built to block electromagnetic emissions plans on building a faraday cage are included with all versions of the solid state tesla coils. Pcb based dual resonance solid state tesla coil design niklasfauthpcbtc.
A modulating voltage on pin 5 of ic1 will modulate the output and create more interesting visual effects. This guide only covers traditional tesla coils, not solid state tesla coils or magnifying tesla coils. How to build a solid state tesla coil sstc 2 by loneoceans labs. Dont forget to download this package of free tesla coil designs for use with the teslamap program. Richard used an arduino with software normally used to drive a speaker to get his tesla coil to play. The fundamental difference is that they use the zerostate response of the system instead of the zeroinput response. The design and construction a solid state tesla coil a tesla coil powered by transistors instead of a spark gap is not a trivial task. Now here links to actual circuits by a few others who have achieved solid state tesla coils with the low impediance primary feed method.
Dont judge me too much, its my very first video on youtube. Unlike a conventional dampedwave tesla coil, the solid state tesla coil is capable of producing considerable amounts of sustained rf power. A solidstate lowvoltage tesla coil demonstrator donald g. Tesla coils are always a blast to see and are relativity simple to build. When powering the tesla coil, one is sending huge currents at high frequencies into the primary coil via the power transistors. Our spheres ship with a 14 20 threaded nut, and that will falicitate mounting to the l2 via an end cap that can fit the l2. Download tesla coil calculator software for free windows. About a month ago i read where someone was using a stun gun to launch potatoes. This is a guide that aims to explain a few in depth details and best practices that one should have in mind when designing and building a dual resonant solid state tesla coil drsstc. The design was very simple, yet he seemed to have achieved good results, so i thought it would be a good first solid state coil.
Make a simple solid state tesla coil with a pwmocxi. The build doesnt stop with the solidstate circuitry, though. This solid state tesla coil is easy to build, upgradeable and gives great results with only a a little work. The operating principle of the primary system in the solid state coil design. Heres a compact little solidstate tesla coil sstc that you can run inside your home with the appropriate rf ground. Solid state tesla coils and their uses uc berkeley eecs. Solid state tesla coil the schematic diagram for the solid state tesla coil is shown in fig. Dual resonant solid state tesla coil 1 for someone who dabbles in solid state tesla coils, it was high time i built a drsstc. I was teaching a senior elective course at kansas state university where we talked about power mosfets and topics related to high voltages and currents. If you are here to learn how to build a sstc, you have come to the right place.
Introduction this is my first solid state tesla coil, so i went with a sturdy and proven schematic made by steve ward. The teslamap program has a mmc calculator that makes mmc design fast and easy. Drsstc design guide introduction to the guide this is a guide that aims to explain a few in depth details and best practices that one should have in mind when designing and building a dual resonant solid state tesla coil drsstc. The solid state tesla coil is sold as a minimal kit requiring the purchaser to assemble the device in order to make it operable. It has several advantages over the more common spark gap tesla coil. It is not a complete instruction in how to make a entire drsstc system work, but food for thought and explanations on why some parts are chosen over others. Feb 07, 2012 tesla coils are always a blast to see and are relativity simple to build. They are also expensive as they are large and heavy. A high level abstract of the mymusicaltesla software. This tesla coil is partially based on skoris mini tesla i used the mosfet stage from skoris schematic. It is a proof of principle coil rather than a big performer.
Skm100 coil dual resonant solid state tesla coils drsstc onekone april 12, 2020, 03. Connect a potentiometer to j1 pins 4, 3, 2 and connect pins 2 and 1 together to use it. In many ways, cheap modern fets do make a perfect tesla coil driver. This circuit performs very well for a low power and simple sstc. It is the type of tesla coil utilizing the transistors mosfets. High voltage for more information on this project and similar others. Calculating tesla coil primary electrical engineering stack. So for a 1 14 inch piece of pvc, a 1 14 inch pvc cap can be. In that updated version of the tesla experiment, an 18volt, 2ampere transformer t1, a bridge rectifier circuit consisting of d1d4, and filter capacitors c1and c3 supply operating power for the coil circuitry. The difference between a conventional sstc and the drsstc is the. The code driving the coil is the small basic program in figure. After skipping through the videos here it would seem that which end of the secondary coil you connect matters, if you have it the wrong way it will create a positive voltage at the transistor base turning it on even more instead of off though umelector thinks the circuit wont work, i personally think it works by spewing rf energy everywhere and having some of it coupling back into the. Its possible to lay all the parts out on the floor as i use to do and run the tesla coil without any chassis, but using a chassis has many advantages.
As an introduction to the world of solid state coiling, i have chosen to replicate steve wards class e tesla coil. Solidstate tesla coil the schematic diagram for the solidstate tesla coil is shown in fig. This is my first solid state tesla coil, so i went with a sturdy and proven schematic made by steve ward. My design is based on steves final revised circuit that employs only four ics. Building a bigger drsstc dual resonant solid state tesla coils drsstc. Dual resonant solid state tesla coils drsstc profdc9 april 16, 2020, 02. All the individual components that make up a tesla coil the nst, mmc, spark gaps, etc should be mounted in some sort of chassis, frame, or enclosure. More recent designs of the tesla coil are solid state devices that utilize power mosfet transistors or igbt insulated gate bipolar transistor devices that can create very high potentials without the need for electromechanical devices to transfer power to the primary. They are less louder than conventional tesla coils, yet they can still achieve a respectable output. Helpful hints for building solid state tesla coils. High frequency solid state tesla coil hf sstc posted by radu motisan on december 7, 2009 using a single mosfet irfp 460 in an armstrong oscillator, i was able to obtain my first sstc light, accompanied by a powerful rf field. Schematic for the instructablles 8 step solid state tesla coil.
My tesla coil top page and links to the tesla coil web ring preliminary cautions, notes, warnings, etc. Mar 06, 2017 first part of making my own tesla coil. This provides good power throughput, with an acceptably low magnetising current. Solid state variac 2005 a variac is a variable transformer used to supply adjustable power for many projects and is invaluable. The design is a clone of steve wards minisstc circuit. However, all types of tesla coils share many common parts and principles of operation so this guide may still be used as a reference for other types of tesla coils. The interrupter is an important part of a solid state tesla coil of any type including drsstcs. The circuits that make the tesla coil work at the correct frequency and duty cycle. I came up with a design and procured components to being my first sstc back.
Solid state coil driver theory richies tesla coil web page. Class e solid state tesla coil bens science wonderland. Make a simple solid state tesla coil sstc using our power pulse modulators. On this website i will explain my recent sstc solidstate tesla coil effort, resulting in a reliable, highly controllable, userfriendly coil that can be configured to put out an astounding variety of different spark effects up to 9. Page 1 of 2 as tesla coils first appeared around 1891 there is no socalled rocket science involved with them. All the information presented here is for conventional spark gap tesla coils, and not the solid state types, of which there are several varieties. Dual resonant solid state tesla coils drsstc flyglas april 12, 2020, 04. Skm100 coil dual resonant solid state tesla coils drsstc nevermore1983 april 12, 2020, 02. It took a lot of research learning what each individual part did before i could understand how they worked together to drive the tesla coil. This is tightly coupled to the secondary winding with a coupling coefficient of approximately 0. All i wanted to do was design and build a solid state tesla coil, but every time i looked at a schematic i was overwhelmed by the number and arrangement of components, and had no idea how it worked. High frequency solid state tesla coil hf sstc pocketmagic.
As per tesla, the sphere is better for wireless transmission of power. How to make a musical solid state tesla coil sstc that plays. Nikola teslas coil is alive and well today, living in school labs and hobbyists workshops. If we look at the sgtc the first image, it consists of a high voltage step up transformer, a spark gap, a.
I used a different interrupter circuit, an attiny microcontroller is used here. It wont exactly light a city, but it is a lot of fun to play with. Build a solid state version of tesla s famous coil. Solid state tesla coil high of secondary winding is 45cm, diameter of the pipe is 9cm so you can easily calculate that frequency of that coil is about 100khz primary winding consist 12 windings of cupper wire with 4mm square. Solid state tesla coil this is my first sstc the solid state tesla coil. Resonance frequency with the toroid from cans and pet bottles wrapped with aluminum foil is 95khz. The lowcurrent output of the solid state tesla coil is not an extreme hazard to healthy adults. Fortunately the use of software programs, like the teslamap tesla coil design program can quickly and easily perform all the necessary calculations for you. Sep 25, 2014 make a simple solid state tesla coil sstc using our power pulse modulators. Calculating tesla coil primary electrical engineering. Firstly, the base of the secondary became very hot due to the high rms current flowing through the fine wire. All of my formulas are from the site the secondary coil is what we do not want to redo. This project shows how to make a small tesla coil that can run on batteries or any other suitable low voltage dc supply.
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