This amplifier with the LM1098 and LM101 by Motorola from a 1990 manual can be designed with more modern operations. The bandpass for small signals is 3.5 MHz and the power range is 250 kHz.
This vox was found in Hughes documentation from 1968. The circuit uses components from the era. A...
This simple CMOS circuit generates two-frequency signals for use as a signal injector. The circuit...
The LM387 integrated circuit used in this project is not very easy to obtain. The circuit, from an...