This dual-gate FET RF signal mixer circuit was found in a 1980s documentation. The circuit is intended for applications in superheterodyne receivers of the time.
The basis of this circuit is the 723 integrated circuit, not very common today. We obtained this...
The range of this circuit is very small, serving only for applications that involve the location of...
This is the power supply circuit for the amplifier in the previous circuit. The source is...