This an old commercial receiver found in a year 1958 magazine. The circuit uses some transformer available that timer and the transistors are germanium types. The circuit is intended to receive MW stations.
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...