This simple injector circuit can actually be powered by voltages from 3 to 9 V. The frequency is given by C1 which can be between 4.7 and 10 nF. The CMOS can also be 4011.
With this circuit a logic output signal from a microcontroller or other digital TTL configuration can...
This circuit appears elsewhere in this section and on this site. The circuit generates a linear...
We found this trebble booster circuit in a 1990 documentation. The components are current, and the...