This circuit amplifies signals from 0.5 Hz to 300 kHz. We found it in an old documentation. Equivalent transistors may be used. The gain is 20 dB.
Found in a 90s Popular Electronics, this circuit monitors an RF signal providing a DC output. The...
This circuit can be used as a shield to control the matrix flow of 100 LEDs from a single output of...
The circuit in the figure generates a high continuous voltage, on the order of 40 to 6oV under a...