The integrated circuit used is no longer common today. The circuit is from Motorola's 1990 Linear Databook. The characteristics are given in the table.
This circuit can be used to measure the signals from transmitters in the range of 3 to 30 MHz. The...
We found this circuit in the Encyclopedia of Electronic Circuits Volume 5 from 1995. It uses a...
This circuit can send signals in both the VHF and FMN bands with a range of a few tens of meters. The...