These basic bass controls were obtained from an article in Electronics Now magazine in February 1995. They are basic passive circuits in (a) basic tone, (b) boost, (c) cut, and (d) flat response.
We found this circuit in a November 1970 Radio Electronics. It uses a PUT or programmable...
In the figure we have the way to implement a NO OR or NOR gate with an operational amplifier. The...
This TTL circuit uses 5 NAND gates of 7400 integrated circuits. It must be powered with 5...