Depending on the components, given in the table, this circuit can amplify signals of 100 MHz or 400 MHz. The circuit is from a 80's documentation. Equivalent transistor can be used.
We found this circuit in a 90's European schematic. The circuit can be implemented with almost any...
This circuit appears several times on our website and in this section, for various purposes and minor...
Among other things, this oscillator is suitable for practicing Morse code. The circuit is from a...