[KolfMAKER]

Update:

I have now collected most information to reproduce the original B&O BeoGram 1000 RIAA pre amp extension board.

1. PCB layout (including drawing of the copper traces)
2. Components & specifications
3. All dimensions in mm of the PCB board

1 & 2 in this post.
3 in this thread:
https://beoworld.org/forums/topic/beogram-1000-pre-amp-pcb-what-are-the-dimensions/

About components, I will continue in the next post in this thread.