)
This binary to decimal converter matrix was found in a 1964 General Electric publication. It can be used on modern equivalent circuits, including as a shield.
This receiver receives signals in the range of 3.2 to 16 MHz, presenting a good sensitivity thanks...
This circuit was found in a Radio Escuela Gráfica magazine from Argentina published in the 70's....
This mouse circuit was found in the January 1997 issue of Electronics Now magazine. It uses a PIC...