"Lookit me.............I got something to sell.................."
Typical DIYer. They all have something, to sell. Schmucks.
The Devil once told me, why he ran the second leg of the diff pair through the gain stage (emitter) resistor. I forget, but it wasn't anything profound. Had something to do with getting a larger voltage drop. The guesses I have heard...............yeah, all are way off the mark.
I have an idea....................let's take an old Nelson Pass design.......and we can start a new forum.........and give away PCBs for it, and................
Where did I hear that, before? Oh, yeah................Jam!
Thanks, Jam.