Telefunken DL11 pentode

This valve measures 47x38mm overall and has an 8-pin base. The larger example measures 55x43mm.

The valve shown top right has the number 805 stamped into the top and Wehrmact, 45 44, BALxxx (can't make it out) on the side. It has 'mvv' or 'rnvv' on the base. The larger valve shown bottom right has 675 stamped on top, and 'rdv' on the base. The letter W appears on the side but nothing else can be read.