Fundamentals of Solid-State Receivers, February 1972 Popular Electronics - RF Cafe
the mixer circuit of the radio frequency :Dual-gate MOSFET mixer RF circuit - Automotive_Circuit - Circuit Diagram - SeekIC.com
Understanding A MOSFET Mixer | Hackaday
Dual Gate MOSFET » Electronics Notes
Figure 1 from A 210 GHz Dual-Gate FET Mixer MMIC With ${>}$2 dB Conversion Gain, High LO-to-RF Isolation, and Low LO-Drive Requirements | Semantic Scholar
Figure 1 from A GaAs double-balanced dual-gate FET mixer IC for UHF receiver front-end applications | Semantic Scholar