This is a 1946 post-war model radio. The 3-tube receiver has a long-known tube configuration.
This circuit was found in documentation from the 70s. The transistors are from that time, but the...
Epcos TDK TB2569 Film Capacitor EPCOS / TDK offers through Mouser Electronics are line of film...
A very interesting integrated circuit for step-down converter designs (voltage reducers) with an...