The Diamond Disk Double and in fact are far

and in fact are far more collectible and rare than larger horns

Weak Crystal Radio signals received through “headsets” were amplified by attaching the ear piece speakers to the Horn for increased volume

Nonetheless

Stromberg Carlson was formed in 1894 through the partnership of two Chicago Bell Telephone employees

The Diamond Disk Double and in fact are farThe Diamond Disk Double iHorn is made from a pre 1920's Diamond Disk horn coupled with an Amberola X horn, also made before 1920. They are cylinder phonograph horns which were originally mounted inside a wooden cabinet. The age is determined by the color. Amberola horns pre 1920 were painted in a wood grain finish in order to match the cabinet because it was thought that nothing could be placed in front of the opening without impacting sound quality.