Home-made one-valve crystal radio receiver
Home-made one-valve crystal radio receiver, c. 1926.
Home-made one-valve crystal radio receiver, c. 1926.
Home-made one-valve crystal radio receiver, c. 1926.
Valve for home-made one-valve crystal radio receiver, c. 1926.
Dial in plastic disc for home-made one-valve crystal radio receiver, c. 1926.
Metal coil with connector, bound in paper showing closed circuit wavelenths, for home-made one-valve crystal radio receiver, c. 1926.
Metal coil with connector, bound in paper reading "Aeron", for home-made one-valve crystal radio receiver, c. 1926.
Connector marked .0003 M.F., for home-made one-valve crystal radio receiver, c. 1926.
Connector marked .0003 with small metal arm, for home-made one-valve crystal radio receiver, c. 1926.
Bag of loose accessories, attachments and tubing, for home-made one-valve crystal radio receiver, c. 1926.