I recently went through a LTSpice bootcamp, of sorts, tracing and modeling the Two Rock John Mayer Signature as documented by Amplified Nation's Wonderland layout. I believe it's 95% accurate since I can run the simulation and the tone curves look right I embarked on this endeavor after trying to learn about changes I can make in my clone of this awesome amplifier. I don't believe I've seen a Dumble circuits simulated in full using LTSpice (or at least available online) so I figured I'd post it here to forward the progress of understanding these circuits and making changes before physically making changes. If anything looks incorrect and you've made some changes, please do report them and I can commit the change on GitHub.
I'm hosting the downloads on GitHub for the sake of version control. When I make a update or change, GitHub makes it easy for us to monitor my change log and download "releases" if I make large improvements. I plan on adding a Steel String Singer LTSpice circuit soon too which will be on the same repository. Enjoy!
https://github.com/colganr/LTSpiceCircuits
-Ryan "The Tone Geek"
[Files] LTSpice simulation of Two Rock John Mayer Signature Circuit
Moderators: pompeiisneaks, Colossal
[Files] LTSpice simulation of Two Rock John Mayer Signature Circuit
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Last edited by rccolgan on Thu Oct 11, 2018 6:21 pm, edited 3 times in total.
Ryan
https://www.thetonegeek.com/
https://www.thetonegeek.com/
Re: [Files] LTSpice simulation of Two Rock John Mayer Signature Circuit
Deleted Redundancy
Ryan
https://www.thetonegeek.com/
https://www.thetonegeek.com/
- pompeiisneaks
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Re: [Files] LTSpice simulation of Two Rock John Mayer Signature Circuit
I seem to not be able to actually read any of the content on that screenshot of the ltspice schematic. I see all the components, but even zoomed in they're blurry.
Very cool though, and I like the git repo idea of keeping them available for cooperative work.
~Phil
Very cool though, and I like the git repo idea of keeping them available for cooperative work.
~Phil
tUber Nerd!
Re: [Files] LTSpice simulation of Two Rock John Mayer Signature Circuit
Thanks! Yeah LTSpice doesn't have a nice way to export a vector style (PDF) of the circuit so the screen shot was intended to be an example if you download/open the *.ASC file. Hope that's okpompeiisneaks wrote: ↑Thu Oct 11, 2018 6:04 pm I seem to not be able to actually read any of the content on that screenshot of the ltspice schematic. I see all the components, but even zoomed in they're blurry.
Very cool though, and I like the git repo idea of keeping them available for cooperative work.
~Phil
Ryan
https://www.thetonegeek.com/
https://www.thetonegeek.com/
Re: [Files] LTSpice simulation of Two Rock John Mayer Signature Circuit
Well I "printed" the circuit via PDF. Works now! (See attached)
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Ryan
https://www.thetonegeek.com/
https://www.thetonegeek.com/
- pompeiisneaks
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Re: [Files] LTSpice simulation of Two Rock John Mayer Signature Circuit
Ahh yes much better, cool thanks!
~Phil
~Phil
tUber Nerd!
Re: [Files] LTSpice simulation of Two Rock John Mayer Signature Circuit
What resources did you use for your LTspice tutorial?
Re: [Files] LTSpice simulation of Two Rock John Mayer Signature Circuit
Hey sorry for the delay. I believe I added the resources in the GitHub repository and linked them in the "main" part of the simulation so it should be plug-and-play. In hindsight I should update the readme to link the source and credit to those resources. Continuous improvement
Ryan
https://www.thetonegeek.com/
https://www.thetonegeek.com/
Re: [Files] LTSpice simulation of Two Rock John Mayer Signature Circuit
No worries, thank you for the info, I'll check this out.rccolgan wrote: ↑Sat Dec 01, 2018 10:35 amHey sorry for the delay. I believe I added the resources in the GitHub repository and linked them in the "main" part of the simulation so it should be plug-and-play. In hindsight I should update the readme to link the source and credit to those resources. Continuous improvement