electron tube 13 Associations

tube vacuum tube thermionic vacuum tube thermionic tube thermionic valve electronic device (generic term)

rectifying tube 15 Associations

diode rectifying valve tube (generic term) vacuum tube (generic term) thermionic vacuum tube (generic term) thermionic tube (generic term) electron tube (generic term)

television pickup tube 22 Associations

television-camera tube tube (generic term) vacuum tube (generic term) thermionic vacuum tube (generic term) thermionic tube (generic term) electron tube (generic term) thermionic valve (generic term)

television-camera tube 22 Associations

television pickup tube tube (generic term) vacuum tube (generic term) thermionic vacuum tube (generic term) thermionic tube (generic term) electron tube (generic term) thermionic valve (generic term)

thermionic tube 15 Associations

tube vacuum tube thermionic vacuum tube electron tube thermionic valve electronic device (generic term)

thermionic vacuum tube 22 Associations

tube vacuum tube thermionic tube electron tube thermionic valve electronic device (generic term)

thermionic valve 16 Associations

tube vacuum tube thermionic vacuum tube thermionic tube electron tube electronic device (generic term)