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The Coleman reg is not my design, so I am not in a position to publish schematics and PCBs. Rod Coleman has a website, and maybe this... -
xianghao123 replied to the thread KG Megatron vs KG Stax T2.I remember looking into the Coleman circuit a while ago, but it’s been quite some time, and I’m not sure which version it’s currently...
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@xianghao123 I mostly agree with your hum/noise points for indirectly heated tubes (EL34 etc.). It's a very different story for directly...
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xianghao123 replied to the thread KG Megatron vs KG Stax T2.I understand your point. I personally prefer discussing these technical aspects in another forum, but I'll briefly touch on it here. In...
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xianghao123 replied to the thread KG Megatron vs KG Stax T2.Please note that I was referring to the Megatron, not the Megatron XL. Also, I don’t think this is the right place to discuss this, or...
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xianghao123 replied to the thread KG Megatron vs KG Stax T2.I believe that is the one you made( with 10M90S & DN2540). That may help to keep the plate current more stable.
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xianghao123 replied to the thread KG Megatron vs KG Stax T2.The debate over AC vs. DC heater supply for DHTs is still ongoing, and opinions are divided. Since this isn’t a DIY-focused forum, I...
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I want to go there too))))
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You assumed correctly, EL84 and ECC83. Filament for 300B is DC. I assume the how warm and soft the mids are is more related to the...
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xianghao123 replied to the thread KG Megatron vs KG Stax T2.I assumed there are EL84 and 12AX/U7. Do you know the 300B filament are DC or AC supplies for this build? people claimed the 300B...
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xianghao123 replied to the thread KG Megatron vs KG Stax T2.I completely agree with your take on the Grounded Grid. Its sense of dynamics and imaging precision really stand out, especially on...
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Soren's version of the XL has a tube regulated 300V PSU (rail), and the tubes in the middle belong to it. My experience is that tube...
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Really cool reading this and very insightful :)
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xianghao123 replied to the thread KG Megatron vs KG Stax T2.This Saturday, I hosted a small local meet at my place with a few friends. It was a great opportunity to do a direct comparison between...
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xianghao123 replied to the thread KG Megatron vs KG Stax T2.What are the small tubes in the medium?
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