This low noise circuit was obtained from a 1980s US RF publication. Transistors used are uncommon today and the gain is 19 dB..
This circuit is from a 1977 documentation. It is powered by the power supply of the circuit under...
January 2017 - Mouser Electronics already has in stock the Epson TCXO TG2016 crystal oscillators for use...
L1 is the secunday wound of a common power transformer with voltages between 6 and 12 V and...