Go back to article: ‘Not one voice speaking to many’: E C Large, wireless, and science fiction fans in the mid-twentieth century

Figure 2

Colour photograph of a heterodyne radio receiver from 1924

Western Electric 7-valve ‘superhet’ heterodyne radio receiver, 1924. This example of a superhet comes from the earlier, less successful generation than that which was incorporated into sets of the 1930s.