Radio equipment comprising:- one-valve, home-constructed self-excited transmitter, made by Alan T Lee, founding member of the Derby Wireless Club, Derby, Derbyshire, England, 1922-1923 Radio equipment comprising:- one-valve 1922-1923
ActiGait system, used for functional electrical stimulation of the lower leg and foot, made by Otto Bock Healthcare Products, Austria, c.2010. System comprises a heel switch, implantable stimulator, antenna to be positioned over the implant and a control unit that can worn at the hip or carried in a pocket. ActiGait system for functional electrical stimulation of the lower leg and foot circa 2010
Portable resuscitation unit, the Pulsar 4 Lown cardiovascular comprising defibrillator, removeable scope, ECG and charger, with paddles, by American Optical (Medical Division), Crosby Drive, Bedford Portable resuscitation unit with defibrillator 1975-1981
Radio set containing original printed circuit boards, by Paul Eisler, Europe, 1942 Radio set containing original printed circuit boards 1942
Mobile phone supplied by Camtel (Cameroonian Telecommunications) as an alternative to a fixed line telephone 2006-2010