154V Mullard balloon side terminal Mullard 164V rare balloon valves

Description

We offer two version of these early 1930s Mullard balloon valves.

The first pair refer to the very first 154V ever made with side terminal. This type of 154V is incredibly rare and used today in audio amplifiers as well as vintage radio.

The 164V is an LF amplifier triode dated 1929 the anode is flattened and indirectly heated. This also refers to the 154V.

Both 154V and 164V balloon triodes have been tested 100% emission.