item details
NameCoherer receiver
ProductionUnknown; manufacturer(s); circa 1900; United Kingdom
Classificationradio receivers, communication systems
Materialswood, brass, iron, copper, cloth
DimensionsOverall: 200mm (width), 189mm (height), 129mm (depth)
Registration NumberGH024680
Credit lineGift of Mr Edwin Malkin, 1952
Overview
This 'Coherer' is a very early device for receiving wireless signals in Morse code. Similar equipment was used to receive the first wireless message sent across the Atlantic Ocean, from Newfoundland to Cornwall in 1901.