The Secret Society of Lathe Trolls

Hello dear people, I have a problem and spent a lot of time trying to solve it, but nothing helped. And it could be some very simple answer to that (or solution). So I'm trying to cut my friend's music (acoustic ambient performed live) into 10" and everything sounds very nice except one episode of ~...

Hello, does anyone sells Main Unit for Souri's cutter?
I would be very interested, so let me know!

Hello, maybe someone will be familiar with this problem and could help me: So, after some records made with Souri's cutter I noticed that my cuts lack of some frequencies, especially from 2500 Hz to 5500 Hz and then from 8000Hz up. For the best clear view I recorded consistent noise. Below I attach ...