This broadband amplifier was found in an Elektor from the 90's. The gain is 10 dB with a noise figure of less than 5 dB.
This Mullard circuit was found in a 1969 documentation. It uses complementary transistors on the output and...
This circuit was found in an American documentation from 1968. The configuration can be adapted to...
We found this configuration in the Linear Applications Handbook of the National Semiconductor of...