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The Dearlove & Brown Perforator
Slide 1
This is an example of an early automatic receiver.
Photo of the receiver.
Slide 2
Incoming signals were recorded for storage or onward re-transmission using an automatic transmitter like the Muirhead Transmitter.
Moving image of signal being recorded showing the perforations being made.
Slide 3
Close up of early telegraph instrument.
Many of these early telegraph instruments were hand made in small quantities by scientific instrument makers.
Their high standard of craftsmanship is exemplified by the cabinetwork in the wooden case and the carefully engine-turned finish to the brasswork.
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