Module is available as a DIY project only.
This Module is currently available.
Dual Ring Modulator Model 111 clone.
The La Sesenta y Siete 111, Dual Ring Modulator, Two independent ring modulators. Each output consists of the sums and differences between frequency components of two input signals. Original signals are suppressed about 55 db.
https://modularaddict.com/manufacturer/la-sesenta-y-siete/l67-111-pcbpanel
These merchants probably sell this module. Huh?
Wurlitzer Model 111 LOCAL PICKUP ONLY
Hosa YPP- 111 Y Cable 1/4 in TS to Dual
Aria 111 MTN
Levin 111
Muramatsu 111
Tokyo Tape Music Center 111 Dual Ring