Magellan 'GPS 300' receiver, 2000.

Handheld Global Positioning System receiver, 1997.

Handheld Global Positioning System receiver, 1997.

Electron diffraction camera, c 1927.

Glass receiver, European, 19th century.

5-valve R1 Radio receiver, 1922.

Early commercial two-valve radio receiver, 1920-1921.

Ekco 'Mains Drive', three-valve radio receiver, 1929.

Thorn portable television receiver, model 3845, 1980.

Sectioned desk telephone transmitter and receiver, 1926.

Mobile receiver, type RM1, 1937.

Thorn portable television receiver, model 3845, 1980.