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.
Using 555 integrated circuits, this alarm circuit was found in a 90s American documentation. The signal...
The time the output is high (1) of a TLCSSB in the astable configuration depends on Ra and C. The...
This high quality circuit with complementary symmetry was found in an Electronics World of 1966....