Jahoda Vágní publikum diy ring modulator Poměrně obchod předmluva
Super Simple Ring Modulator Using H11M1 Optocoupler As Mixer | Circuit Salad
Ring Modulator - CircuitLab
Mods to Craig Anderton's Balanced "Ring" Modulator
operational amplifier - Is it possible to make a ring modulator where we replace the transformers with op-amps? - Electrical Engineering Stack Exchange
Passive Ring Modulator Assembly Instructions | Synthrotek