The mystery of Alexandra Palace Studio A

John Wyver writes: When the BBC television service at Alexandra Palace began operations officially on 2 November 1936, Studio A was fitted out with four Emitron electronic cameras supplied by the recently-established joint venture company Marconi-EMI. One or more of these 405-line cameras was mounted on a crude dolly, and so was minimally mobile. There [ ] The post The mystery of Alexandra Palace…