https://hackaday.com/2005/06/24/technics-1200-pitch-lock-removal/
Technics 1200 Pitch Lock Removal | Hackaday
Jun 24, 2005 - Yes, even the venerable Technics 1200 turntable can be improved. This simple, completely reversible, modification removes the automatic pitch lock from the mk2...
technics 1200 pitchlockremovalhackaday