Callendar's Disc 'Radio-Balance', 1905-1920

Made:
1905 (invented); 1907-1920 in London
inventor:
Hugh Longbourne Callendar

Original radio balance (laboratory pattern) devised by H. L. Callendar in 1905 and used at the Royal College of Science, Physics Laboratory.

Details

Category:
Heat
Object Number:
1924-566
Materials:
brass (copper, zinc alloy), copper (metal), metal (unknown), plastic (unidentified), textile and wood (unidentified)
Measurements:
overall (assembled): 185 mm x 255 mm x 165 mm, , 1.34kg
type:
radiometer
taxonomy:
  • measuring devices
  • measuring devices
credit:
Callendar, Hugh Longbourne