Found in Philips documentation from 1968 this circuit operates at frequencies up to 10 MHz with 76 dB gain. The double transistor can be replaced by a matched pair.
We found this configuration in an old 1970s American documentation. The circuit may use equivalent...
This circuit was obtained in a 90s Electronic Design. The circuit uses components from that time....
This circuit connected to the input of a good amplifier, with suitable coils can tune stations of medium...