High impedance horn loudspeaker
Electromagnetic loudspeaker, made by Automatic Telephone Manufacturing, Liverpool.
Black aluminium flare with black cast metal neck and base. The distance between the magnet and the diaphragm can be changed with a slide in the base.
The original price was 5,-
DC resistance: 2000 Ohms
Dimensions: height :62 cm; diameter flare: 36 cm
Made in: 1925
Purchased in: 2007
Sold in: 2023

What was broadcast in 1925?


Listen to "In A Little Rendezvous" by the orchestra of Stan Greening, recorded on February 13, 1925

Advertisement in The Wireless Constructor, June 1926

This page was last edited on 16.12.2023