This 1 kHz circuit was found in American documentation from the 90s. The original operational amplifier consists of a double 741 at the time. The power supply must be symmetrical.
In the figure we have an amplifier using the 741 operational amplifier without the need for a...
Found in a 1995 Hands On-Electronics, this circuit generates a sinusoidal signal whose frequency...
Found in a manufacturer documentation from the 90s, this circuit makes use of period components. The...