The function of this device is unknown. It has a coaxial connector at one end (top in the main photo) and a window at the bottom. The centre of the coax connector appears to connect to a rod running down inside the metal structure that can be seen in the glass section.
Donated by Bill Wagner
This file was last modified
14:47:54, Tuesday September 02, 2014
FOR SALE: Note that any valve which is not CV marked is now for sale. Contact me via email - see the home page.