Your suggestion to cut off the LFO from pin 7 would make it a "straight" delay.
My goal was to change the MN3102 clock while keeping the LFO oscillation, which I managed by replacing R67 & R68 with a pot and a 10K resistor.
Izhar
Message
Re: Poly/EX-800 Delay Time Mod - Success!
2017-06-06 by ashdot@...