This old fashioned transistor amplifier was found in a publication of the year 1958. Transformer are the critical components in the circuit and power comes from 6 D cells.
This circuit is from the 2005 Linear Technology Sensor Manual. The circuit is fast acting and has a 3 V...
Square, triangular and sawtooth signals are produce by this circuit. Frequency is adjusted by P1...
The diode of this circuit must have current according to the motor. What it does is apply motor...