Found in a 1970 American publication, this circuit uses transistors of the time. These transistors may be replaced by current equivalents. The factor Q is greater than 3 000.
May 2017 - The new 36V TLVx171 Series of General Purpose Operational Amplifiers from Texas...
This circuit was found in an American 1980s documentation. The transistorized step is the...
Using the 4001 integrated circuit, this latching relay can employ any general-purpose transistor. The...