Inventing the Ultimate Class-E Musical Tesla Coil (Single-FET SSTC) | A Complete Build Tutorial

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  • Опубликовано: 1 фев 2025

Комментарии • 113

  • @BackMacSci
    @BackMacSci 2 года назад +24

    I love LabCoatz!!

  • @Magneticitist
    @Magneticitist 2 года назад +15

    Awesome video and results bro, and thanks for the shoutout! This vid is right on time to help motivate me back into messing with these things. I noticed without overkill filtering some of them were switching things on and off elsewhere in the house and gave them a break lol. I suspect a lot of mosfets will give up the ghost following this video, and some will have easy success, but for anyone making it through to the end of the cold but living mosfet journey it will be a good experience either way. Thoughts and prayers go out to those no-scoping it.

  • @falsch828
    @falsch828 2 года назад +7

    Nice channel! Found you through NileRed's shoutout and it's cool to see that your channel gained about 4k since he shot his video :)

    • @LabCoatz_Science
      @LabCoatz_Science  2 года назад +3

      Yeah, doubling my channel size in 24 hours definitely wasn't the Christmas gift I was expecting! I'm gonna have to up my game in the coming year to keep everyone onboard, haha!

  • @klausziegler60
    @klausziegler60 2 года назад +1

    This channel is one of the best, due to its completeness, clarity and thorough treatment of each subject.

    • @klausziegler60
      @klausziegler60 2 года назад

      Excelente. Thank you for such wonderful work.

  • @rosmig1301
    @rosmig1301 2 года назад +2

    First of all, I want to thank you. I have improved a lot thanks to your videos. I want to suggest an idea to you. I do not know if it is relevant, especially since I am a beginner in electronics. You said that at high frequencies, more current is required from the gate driver IC to turn the mosfet on and off, which can increase gate capacitance and cause the UCC27524 to overheat. A solution might be to put an optocoupler between the integrated control circuit and the mosfet, this would electrically isolate these 2 circuits. On the other hand, I believe that the switching speed of optocouplers does not exceed 5 Mhz. It needs to be checked. Thank you again for all you do.

    • @LabCoatz_Science
      @LabCoatz_Science  2 года назад +2

      Glad I've been able to inspire you with my work thus far, and that's a good theory! The problem with using an optocoupler in this way would be the fact that the optocoupler demands "actual" electric current. That may sound a little funny, but think of it like this: a MOSFET or IGBT gate is essentially a capacitor that must be charged up to turn the transistor "on", while the inputs lines of an optocoupler just go through an LED. An LED requires a constant current to be on, while the MOSFET gate only requires a quick burst of current to charge up to the MOSFET's trigger voltage. Therefore, the MOSFET by itself requires less energy to charge with the UCC27524. Hope that all made sense, haha!

    • @rosmig1301
      @rosmig1301 2 года назад +1

      @@LabCoatz_Science I understand better when you make the analogy between the gate of the mosfet and the capacitor. Thank you for the explanations.

  • @electrogravlabs
    @electrogravlabs 5 месяцев назад

    Awesome as usual. I hope you'll consider giving us a video about the tuning process. Most of what I know is from watching your videos

  • @uecmitsuimarinedieselengin873
    @uecmitsuimarinedieselengin873 2 года назад +5

    Keep working bro,I love your delicate builds🤗

  • @electrogravlabs
    @electrogravlabs 5 месяцев назад

    I got my QCW DRSSTC pcb boards today!! Super stoked

  • @klausziegler60
    @klausziegler60 Год назад

    One of my favorite channels

  • @bocian0
    @bocian0 2 года назад +2

    yooo finally after all this time

  • @colinclark5127
    @colinclark5127 2 года назад +1

    Fantastic as always, Zach! I’m super excited to try this circuit myself. As someone who is still relatively new to HV/HF electronics, I really appreciate your content, as it was a big contributor for me getting into this kind of thing! Can’t wait to see what the next year brings! Rock on! ⚡️

    • @LabCoatz_Science
      @LabCoatz_Science  2 года назад +1

      Glad I can continue inspiring, I really appreciate your support man!

    • @odio_stationofficial3420
      @odio_stationofficial3420 Год назад +1

      ​@@LabCoatz_ScienceI saw the video you posted 2yrs ago...ultimate guide to sstc(simplest) but I don't get how you made the coil, like on what material? A ferrite core ain't feasible to me, could simply a PVC work?

  • @DancingRain
    @DancingRain Год назад

    Congratulations. I've been wanting to build something like this for three years, but never had the funding.
    On one hand, this is so cool.
    On the other, it's so depressing. If I only had access to funds I could have been doing this. But I'm not one of the lucky ones. In fact, I'll be homeless again in two days. A failed attempt to improve my quality of life backfired hardcore.

  • @aliazadasl8129
    @aliazadasl8129 2 года назад +1

    Very good work
    Nicely done
    Long live metallica

  • @clairmorrill8660
    @clairmorrill8660 Год назад

    Several months ago I discovered another use for the 555 timer an inverting Schmidt trigger, I discovered this on RUclips. it would work well in your application that way you're not wasting the other gates in a 74HC14

  • @clairmorrill8660
    @clairmorrill8660 Год назад +1

    Another thing that I recently discovered is that the 1N4000 series rectifier isn't as slow as previously thought it operates from 2000 to 1500 nano seconds

  • @klausziegler60
    @klausziegler60 Год назад

    Clear, neat. Perfect!

  • @NerdlabsSci
    @NerdlabsSci Год назад

    Awesome video, I should totally try this circuit

  • @rodriguezfranco3839
    @rodriguezfranco3839 2 года назад +1

    OH brother after all this wait , more wait hahah nah I be ready for it

  • @felixaudet5860
    @felixaudet5860 3 месяца назад

    Where can you buy these ready made? Yours seems to have way better sound quality compared to the low freq. switching ones.

  • @Gacha.Cupcake
    @Gacha.Cupcake 2 года назад +1

    Very nicely done

  • @styrishrodrigues
    @styrishrodrigues 2 года назад +1

    Excited

  • @David-Masek
    @David-Masek 7 дней назад

    11:10 Thank you for the waveforms. 👍 I don't have any oscilloscope yet. Hopefully I will not burn mosfet transistor in my slayer exciter. Now I will be checking temperature and rising input voltage and lowering gate voltage with potentiometer. In EU, I can go up to 230V here or something like 305V DC peak, with IRFP460 and heatsink from CPU. 😆 How much deadly it could be, if the spark from the top of TC would hit the live wire from grid (accidentaly)? ⚡️💥😶‍🌫️🙆‍♂️ Everybody talks about it... Dangerous TCs without safe isolating power supply and the bottom of TC grounded, fed by the grid directly. Maybe I will try it ⚡️, but I don't want to loose transistor, if there will be too high current induced in primary coil. Perhaps there will be just Zener diodes on Gate blown after 1 strong spark and nothing more damaged. Anything can happen. 😆 Really can be 1ft or 2ft long spark more killing strong, boosted by all the grid Amps flowing through it? 🤣 Is the air so conductive, that 1ft long HV spark can blow 10A 250V fuse? Or 2A fuse at least? Maybe the secondary coil will be burned first. 😆

  • @davidlivingstone8969
    @davidlivingstone8969 Год назад

    Hey Zach, I think I broke the sound barrier while discharging my circuit. .. no damage to the anything .. but that crack and blast .. it shook the walls and my chest. Then the card board housing I chose for your supply was blown out .. still nothing in the way of damage .. no arc flash. Everything still works .
    what do you think it could have been . ? Just a user error .. haha

    • @davidlivingstone8969
      @davidlivingstone8969 Год назад

      Oh and sorry , by discharge I mean I was finished with the 45min of fun and goin to bed .. disassembling everything ..
      and so it’s good practice to discharge things to a ground ..
      I have a dedicated ground in all rooms of the house at this point haha..

  • @honzas.5234
    @honzas.5234 11 месяцев назад

    Hi, does it matter if the coils are either wound both clockwise or counterclockwise? The electromagnetic field would be different but does it matter in this circuit? Btw brilliant design. Can't wait to build it.

  • @SpeedDeamon95
    @SpeedDeamon95 6 месяцев назад

    Thats hella cool you live in Norman! Im currently living in Norman as well.

  • @chaostiger2496
    @chaostiger2496 2 года назад +3

    Thank you lots for this amazing and interesting video! I'd love trying to build a Class-E as well, and I was wondering if those casing parts are (or that case is) 3D printed. And if so, is/are the stl file(s) available?
    Anyway, have a good time and I wish you everything good for your next projects

    • @LabCoatz_Science
      @LabCoatz_Science  2 года назад

      Glad I could inspire! The stl files are in the video description, but honestly, they aren't the best. Most of the stuff (like the PCB mounting pins and the top and bottom halves) has to be glued together permanently with something like epoxy, and the connection sockets for the PVC pipe may not fit perfectly (mine was a little loose, so I added a few layers of electrical tape to tighten up the joint) but if you're interested, they're there for the taking!

    • @chaostiger2496
      @chaostiger2496 2 года назад +1

      ​ @LabCoatz Thank you very much for the quick reply! I've totally overlooked the line in the description. Anyway, I'll try to look for opportunities for the stl files, when I have some more free time soon. Thank you for the advice! You really inspired me with your work. I hope, you'll keep up the good work!

  • @randomname4726
    @randomname4726 2 года назад +1

    Great video.

  • @Then_p
    @Then_p 2 месяца назад

    Mr LabCoatz can I use this with a fly back transformer?

  • @AdilAdil-qk9ee
    @AdilAdil-qk9ee Месяц назад

    What change occurs in the resonance frequency as the secondary coil wire SWG increases? Please reply... Sir
    What is the relation of secondary coil resonance frequency in secondary coil using wire SWG
    Frequency increase or decrease
    Waiting for reply

  • @mernokimuvek
    @mernokimuvek Год назад

    Nice build. Isnt it better to put the resonant capacitor across the primary instead across the MOSFET?

    • @LabCoatz_Science
      @LabCoatz_Science  Год назад

      As far as I can tell, no, the capacitor must be across the MOSFET for it to experience the necessary ZVS required for efficient switching. Hence why such "tuned Slayer exciters" still overheat their transistors.

    • @mernokimuvek
      @mernokimuvek Год назад

      @@LabCoatz_ScienceI think you could make an Armstrong oscillator/class C amplifier with a single transistor. Just like a vacuum tube Tesla coil but with a transistor in place of the tube.

  • @nabilalhoussein7877
    @nabilalhoussein7877 8 месяцев назад +1

    Nice Video. However, it seems that you didn't try the coil with music or maybe I missed it :)

    • @LabCoatz_Science
      @LabCoatz_Science  8 месяцев назад +2

      The intro bit where I say "hey this is Zach..." was all recorded using the Tesla coil as a speaker instead of my voice. And at the very end, after I stop talking, the music is coming from the coil as well.

    • @nabilalhoussein7877
      @nabilalhoussein7877 8 месяцев назад +1

      @@LabCoatz_Science ow thanks a lot.
      Can I plug this tesla coil directly into my home's electricity or should I use a transformer?
      Also, I'm going to build a musical tesla coil with nice (medium length) sparks for my university project and I'm on a tight budget (3rd world country) Do you advise me to build a DRSSTC or SSTC like in the video or is there any other recommended video/article?

  • @Purple431
    @Purple431 2 года назад +1

    Awesome!

  • @emilyrln
    @emilyrln 2 года назад +1

    So pretty!!!

  • @lovelya72
    @lovelya72 2 года назад

    When you shows EasyEDA I thought the sponsor is gonna be JLCPCB lol!

  • @KajalBhunya
    @KajalBhunya 4 месяца назад

    Bro can you provide me the measurements of your primary and secondary coil. And the wire diameter of those coils

  • @rodriguezfranco3839
    @rodriguezfranco3839 2 года назад +1

    Do you think it could be audio modulated by Frequency shifting if you inyect the audio signal into the Schmitt trigger oscilator stage ? It would be cool to have both features in the same circuit to compare pwm vs freq shifting audio

    • @LabCoatz_Science
      @LabCoatz_Science  2 года назад +1

      I honestly don't know! You're welcome to give it a try though, as it probably won't damage anything!

    • @rodriguezfranco3839
      @rodriguezfranco3839 2 года назад +1

      @@LabCoatz_Science I will brother , I am about to get a ucc27524 and I will build your desing

    • @rovhalgrencparselstedt8343
      @rovhalgrencparselstedt8343 Год назад +1

      Yes, if you use a 74LV4046 pll ic and inject the audio at the VCO input, this will nudge the frequency up and down, but is not a good way to audio modulate a Class E setup as it will throw the circuit in and out of Class E operation which will stress the fet, and is really only suitable for use in a regular half/full bridge SSTC.
      The best way is to simply just audio modulate the DC bus feeding the Class E circuit.

  • @TravisTellsTruths
    @TravisTellsTruths Год назад

    Awesome content!!!

  • @tkfou801
    @tkfou801 Год назад

    Tks for this wonderfull project !
    How did you know how many turns you had to have to get 1.5Mhz?

    • @LabCoatz_Science
      @LabCoatz_Science  Год назад

      I calculated with JavaTC, and then checked with my oscilloscope.

    • @tkfou801
      @tkfou801 Год назад

      @@LabCoatz_Science i bought exaxctly the same components. I will do like you. Javatc is hard to understand....

    • @LabCoatz_Science
      @LabCoatz_Science  Год назад +1

      @@tkfou801 no worries, once you get the hang of it, it's pretty straightforward!

    • @tkfou801
      @tkfou801 Год назад

      @@LabCoatz_Science Top thanks!
      I also see that on the card there is a 1nF capacitor connected to the GATE of the IRFP460 but I don't see it on the schematic ... What is its use?

    • @LabCoatz_Science
      @LabCoatz_Science  Год назад

      @@tkfou801 It was omitted; it would have been for dampening gate ringing, but instead, it just made the switching speed slower and it drew more power.

  • @rodriguezfranco3839
    @rodriguezfranco3839 2 года назад +1

    I want to try that 400v tvs to protect the fet , the 18v tvs at the gate would help with the gate ringing right ?

    • @LabCoatz_Science
      @LabCoatz_Science  2 года назад

      Not really, the TVS is just to prevent voltage spike damage, since there is no GDT isolation. The gate resistors are what really help with the ringing, but they can't be too large, otherwise the gate signal will become more "flabby" with slow transition times.

    • @rodriguezfranco3839
      @rodriguezfranco3839 2 года назад

      ​@@LabCoatz_Science You left me thinking when you said the coil would resonate at any multiple of the resonance frequency , I did some Frequency measurements on the logic of my pll sstc and it was way lower that what I expected (400khz ) at first I thought that was my shitty arduino frequency counter but now I am thinking I might be running at a lower resonance . My calculations say it should be about 2mhz

  • @justinbanks2380
    @justinbanks2380 2 года назад +1

    Epic!

  • @Headbutter-Lettuce90
    @Headbutter-Lettuce90 2 года назад +2

    Mine is 1MHz, how could I calculate the Tuning cap?

    • @LabCoatz_Science
      @LabCoatz_Science  2 года назад +1

      I told how in the video: JavaTC to get close, and the rest is manual adjustment of the primary coil.

    • @rodriguezfranco3839
      @rodriguezfranco3839 2 года назад

      Vas a hacer está bobina con el Schmitt trigger ? Definitivamente vale la pena , pero yo creó qué usaría el cd4046 si vas a hacer modulación de audio , en la mía el sonido es mucho más claro y fuerte cuando usó el vco , no estoy seguro pero quizás en el Schmitt trigger se podría inyectar el audio en la parte del oscilador y hacer una especie de vco , en mí esperiencia el audio por frecuencia modulada suena mucho mejor qué por pwm , en cuanto al capacitor creó qué estos osciladores son muy versatiles con los valores qué usó en el video podés variar desde 400khz hasta 6 mhz si no me equivoco

  • @kdkinen
    @kdkinen 11 месяцев назад +1

    So i built this and can't change the duty cycle, and drew 2.5amps until the 460 cooked.
    Any ideas?

    • @kdkinen
      @kdkinen 11 месяцев назад

      Little update, may have had a bad 7812.. changed all chips and tvs and 460... now I have duty control :D

    • @raj9624
      @raj9624 4 месяца назад

      ​@@kdkinencan i ask you which gate driver did you use?

    • @kdkinen
      @kdkinen 4 месяца назад

      @raj9624 I think I was able to find the one he listed. Which is the faster version chip

    • @raj9624
      @raj9624 4 месяца назад

      @@kdkinen lucky you but for my case i searched and searched and couldn't find drop in replacements and similar drivers

  • @mrmeseas1225
    @mrmeseas1225 2 года назад +1

    Man I'd like one those analog controllers 😁🤘

  • @yourboi1842
    @yourboi1842 2 года назад

    Why wasn’t the antenna feedback working?

  • @ribhubhunya6375
    @ribhubhunya6375 4 месяца назад

    Bro what is the diameter of the primary coil wire

  • @tuverytary
    @tuverytary Год назад

    Is recomendable do this if i want to start high

  • @Headbutter-Lettuce90
    @Headbutter-Lettuce90 2 года назад

    How could I calculate the Schmidt trigger for a 300 to 600kHz frequency range?

  • @Greenorange0
    @Greenorange0 2 года назад +1

    Let me say you something
    Hi .
    I am just decided to make your circuit but the problem is will the ucc27425 work for this instead of ucc27524.
    If it is ok i have all compoundnents in hand

    • @LabCoatz_Science
      @LabCoatz_Science  2 года назад +1

      No, if you look at the layout of the UCC27425, you will see it has both an inverting and non inverting output, while the UCC27524 is only non inverting, so the UCC27425 is incompatible.

    • @Greenorange0
      @Greenorange0 2 года назад

      Ok

  • @Greenorange0
    @Greenorange0 2 года назад +1

    I asked you in the sstc vedio comments how to make a music signal for the sstc can you help me

    • @LabCoatz_Science
      @LabCoatz_Science  2 года назад +1

      For my old SSTC, there are a whole bunch of ways you can go about it. I personally used an Arduino to switch a transistor, and that transistor switched 12V on/off to the coil.

  • @alo1236546
    @alo1236546 6 месяцев назад

    Bro can u try with tpa3118 class d amplifier ic

  • @justinbanks2380
    @justinbanks2380 2 года назад +1

    Your preview photos did not miss represent. If anything, the photos didn't do justice!

  • @domasberulis
    @domasberulis Год назад

    How load is this build? What are the ways to increase the volume?

    • @LabCoatz_Science
      @LabCoatz_Science  Год назад +1

      At full power it is about as loud as a phone speaker, but the volume really depends on the input signal strength and the coil's output size. For example, my computer outputs a stronger headphone-out signal than my phone, so it produces the loudest spark.

    • @domasberulis
      @domasberulis 11 месяцев назад

      @@LabCoatz_Science Thanks for the reply! If I wanted to make the coil 3 or 4 times bigger, taller, would that change any of the electronics required? What else would I have to change?

  • @DirtyPlumbus
    @DirtyPlumbus 2 года назад

    Looks awesome but sounds like tuning makes it essentially unmarketable.

  • @clairmorrill8660
    @clairmorrill8660 Год назад

    Zack, another RUclips channel worth mentioning is
    hyperspace pirate, he's built some interesting circuits

  • @dominicalbano8459
    @dominicalbano8459 Год назад

    Can I have the schematic or electrical plan please?

  • @Keyboardfanatiker
    @Keyboardfanatiker 2 месяца назад

    and why does NextPCB look exactly like JLCPCB?

  • @spiderspider1384
    @spiderspider1384 Год назад

    Hey could you provide the schematic its been deleted

  • @omgoleus
    @omgoleus Год назад +1

    OK great work and clever circuit, excellent descriptions, but am I the only one who's frustrated (and even confused) that the video doesn't actually show us what it sounds like??? The demo is completely covered by super loud music edited over all the clips of the circuit in operation. Show me what it actually sounds like! So much talk about the ultrasonic modulation but I want to hear how well that works.

    • @LabCoatz_Science
      @LabCoatz_Science  Год назад

      You make a valid point, and I could've demonstrated the coil's modulation feature more. I did put two main instances of it playing audio in this video though...for example, at the very beginning, I'm not talking during the introduction: the audio was pre-recorded and played through the Tesla coil! I also played a bit of music through the coil at the very end of the video as I say "LabCoatz out"

  • @tanner1985
    @tanner1985 2 года назад +2

    Checkin if I'm ready: soldering skills, check
    Oscilloscope: Rigol 4 channel, check
    A secondary wound 3 years ago and waiting in a box, check
    IRFP460 mosfet, check
    Skills to understand Class-E amplifiers: nope.
    I have to learn a little, before tackling the project! C'est la vie!

    • @LabCoatz_Science
      @LabCoatz_Science  2 года назад

      In all honesty, this build really wasn't too bad. As long as you have a scope, it's pretty easy to one of these things tuned!

    • @tanner1985
      @tanner1985 2 года назад

      @@LabCoatz_Science I have two oscilloscopes, one old Hameg analog, and the Rigol 4 channel, still boxed. I'm preparing myself for tesla coiling since 2020. Here in Italy it's not a common hobby to build Tesla Coils, unfortunately. Greets!

    • @rodriguezfranco3839
      @rodriguezfranco3839 2 года назад

      Sheesh you got all the right tools brother you just need to late night coiling , I wish I would have a scope...

  • @hlw-Tuhin
    @hlw-Tuhin Месяц назад

    Why your vedio don't download... please

  • @abhishekdutta4374
    @abhishekdutta4374 2 года назад +1

    Hey zach... Please make a Musical Tesla coil channel in our Discord group... Thank you

  • @nilamotk
    @nilamotk Год назад

    Youre forgetting about the kids who played command and conquer, and realized the russians deffence system (the tesla coil) is real, and shoot lightning... and has been a dream since you were 6.. then by the time you're 18, youve built 12 of them before losing interest until 30.. when you get right back into it because mental health problems! 😂

  • @buras.
    @buras. Год назад

    ❤👌👍👍👍👌

  • @Juanixdfoficial
    @Juanixdfoficial 29 дней назад

    Low power :/

  • @methshed
    @methshed 2 года назад +1

    man i wish i had the money and skills to make a tesla coil

    • @NerdlabsSci
      @NerdlabsSci 2 года назад

      there are some pretty cheap and easy designs out there. I suggest checking out my channel and labcoatz's other videosto learn more about tesla coils and how to design them.

    • @styrishrodrigues
      @styrishrodrigues 2 года назад +1

      Look at my video.. Made a tesla coil within 10$

    • @rodriguezfranco3839
      @rodriguezfranco3839 2 года назад

      It is not expesive at all , you can salvage components from old electronics , I recomend you to start with a slayer exciter almost any NPN transistor and some diodes it will work

    • @styrishrodrigues
      @styrishrodrigues 2 года назад +1

      @@rodriguezfranco3839 slayer exciter won't give long arcs.. I want them big

    • @rodriguezfranco3839
      @rodriguezfranco3839 2 года назад

      @@styrishrodrigues if you want big arcs do the push pull sstc by tefatronix or skori