This stage for JFETs was found in a 1965 US publication, but is valid for modern components.
Several types of OSEPP sensor modules can be obtained from Mouser Electronics for Arduino...
Epcos TDK TB2569 Film Capacitor EPCOS / TDK offers through Mouser Electronics are line of film...
This circuit was obtained from a 2005 Linear Technology application manual. The circuit is...