This robot vision circuit was published in the December 1986 issue of Radio Electronics magazine. The circuit uses 9 LDRs as sensors forming a sensor array. The circuit must be powered with 5 V.
In the figure we have a simple signal tracer circuit to be coupled to the volume control of an AM...
This circuit was found in documentation from the 90s, using components from that time. The...
This circuit, obtained from old documentation, allows the recovery of sulfated batteries. The...