Genalex EF86 / Z729 - mesh plate

This 1960s Amperex EF86 / 6267 tube has mesh plates and a halo getter. The white print on the glass has the Amperex Bugle Boy label and the Brussels factory code is etched in the glass. Tube tests as new with low noise.

This 1958 Mullard EF86 / 6267 tube has mesh plates and a D getter. The white label has the early Mullard shield logo with BVA military insignia (partial). The Blackburn, UK factory code is etched in the glass. Tube tests as new.

This 1972 Telefunken EF86 tube has silver plates and a halo getter. The base has the diamond imprint in the glass. Tube tests as new with very low noise.