Cathode-ray tube type HRP2/100/1.5Ash for Freya and Coast Watcher radars

Cathode-ray tube type HRP2/100/1.5Ash, with flat screen bearing scale 0-200, made by A.E. C. for Freya and Coast Watcher radars, German, 1939-45. (Note: final symbol in type number given here as `h', is dubious, that is type number is more likely to be HRP2/100/1.5As).