🙂🙂🙂🙂I added balanced input transformers to my Gubernator-71 amp. However, under 500W consumption it is not enough to make tea, but still it is warmer in the room! 🙂
YouTube
Gör om , gör rätt (Redo and do it right!).
There's supposed to be 7 tubes in an X-mas candalier!
There's supposed to be 7 tubes in an X-mas candalier!

Maybe they are Uniodes - an amplifying tube with just one element ...😕
... and heater of course.😎
... and heater of course.😎
I had to remove them for better light spreading!Why do those tubes have no plates (anode)? 🙂
Gör om , gör rätt (Redo and do it right!).
There's supposed to be 7 tubes in an X-mas candalier!![]()
Oboy, now I know where to place the input tubes!
My Douk FU50 build
Quite a crazy path to take from the original design but I think quite worth it.
Too much to detail here, I put the info on my website for anyone interested.
http://www.g4cnh.com/public/My_FU50_Amplifier.pdf
73's es gd dx - Les
Quite a crazy path to take from the original design but I think quite worth it.
Too much to detail here, I put the info on my website for anyone interested.
http://www.g4cnh.com/public/My_FU50_Amplifier.pdf
73's es gd dx - Les
Attachments
^ I love the "French Press" tubes. 🙂
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Ah, the mesh plates...
^ I love the "French Press" tubes. 🙂
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Me too, but mine are metal, made of stainless steel. Glass is not reliable in field conditions! 😀
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