This 1 to 40 MHz amplifier is from a 1969 Motorola documentation. The components are of the time but admit modern equivalents.
The circuit shown in the figure is the version activated at the low level, of the previous circuit...
This circuit was obtained from a Popular Electronics. The component is a UJT. The circuit has an...
This setting appears elsewhere on this site. This was obtained from an 80's Circuit Encyclopedia and...