This is a commercial circuit from the year 1958. Transistors are germanium types and transformers and coils are hard to fild today. The circuit is destinated to the reception of medium wave stations.
This oscillator can be controlled by light if we use an LDR as a sensor, or by temperature, if we...
November 2016 - The new wireless power modules for use in wearables from Semtech can now be...
This circuit supplies voltages from 6 to 18 V with a maximum current of 2 A. We found it in a...