This direct coupled one was posted just recently on the "goldmine" thread:
Schem: https://www.diyaudio.com/forums/att...apan-d090a2ec-5ed8-465f-b6a8-11aca1592a1f-jpg
P.S.: https://www.diyaudio.com/forums/att...apan-69c31b85-9a4e-459a-8d6a-61f883e4298c-jpg
Schem: https://www.diyaudio.com/forums/att...apan-d090a2ec-5ed8-465f-b6a8-11aca1592a1f-jpg
P.S.: https://www.diyaudio.com/forums/att...apan-69c31b85-9a4e-459a-8d6a-61f883e4298c-jpg