Set of anode blocks made for development work on the cavity magnetron in the Department of Physics at the University of Birmingham during World War II. See P0892

A No. 3398, d = 91, h = 68, 12 5 mm cavities, cooling channels
B No. 644A, d = 75, h = 61, 10 12 mm cavities
C No. 8110B, d = 74, h = 61, 10 9 mm cavities (strapped)
D No. 665, d = 50, h = 34, 8 9 mm cavities
E no number, d = 75, h = 39, 8 9 mm cavities, air cooling fins
F No. L4013, d = 37, h = 14, 12 2 mm cavities (strapped)
G No. A3157, d = 31, h = 20, 12 2 mm cavities (strapped)
H no number, d = 25, h = 24, 8 slots for cavities
I no number, d = 38, h = 35, 10 slots cut in solid block (known as ‘rising sun’ configuration)

Inscriptions / Translations:  Numbers as given in Description