This 80's circuit can be implemented with modern equivalent FETs with lower on resistance. The attenuation is 80 dB at 100MHz.
This circuit can be used as a shield for microcontrollers. The relay is power compliant, and the...
The critical components for this 1970s project are transformers. The original transistors are made...
This amplifier is specifically designed for portable radio and recorders with a 4 ohms load....