operational amplifier - Is it possible to make a ring modulator where we replace the transformers with op-amps? - Electrical Engineering Stack Exchange
Index of /diy/Schematics/Ring Modulators and Frequency Shifters
electro-music.com :: View topic - Passive Ring Modulator sample
Passive Ring Modulator Assembly Instructions | Synthrotek
Index of /diy/Schematics/Ring Modulators and Frequency Shifters
Ring Modulator Schematic | Modulators, Triangle wave, Signal processor
Eddy Bergman.com: Synthesizer Build part-22: RING MODULATOR (Yusynth design).
Ring Modulator | The Synthesizer Academy
Ring Modulator Pedal : 14 Steps (with Pictures) - Instructables