This signal injector and tracer (follower) was found in an old American documentation. The transistors can be general use and power is made with one or two common cells.
Found in a 1980s documentation, this amplifier uses an operational aplifier of the time with two...
This VCO or Voltage Controlled Oscillator uses common components. The circuit generates signals that...
The presented circuit is suggested by Texas Instruments (www.ti.com) in its Application Report...