In old buildings, for the second time I encounter such sockets. As an engineer, I couldn’t rest until I figured it out. It’s a French telephone socket F-010, which is no longer used in new homes.
In old buildings, for the second time I encounter such sockets. As an engineer, I couldn’t rest until I figured it out. It’s a French telephone socket F-010, which is no longer used in new homes.
Hi, I'm Rauf Aliev. 