Radio frequency transformer
[nb-NO]Description[nb-NO]
Radio frequency transformer with primary winding and secondary winding coming out of separate terminals in mahogony box. Wooden box with various copper electrodes containing large coil of copper wire. Handwritten on lid (inside) Inductance of primary alone = 20.2 mhys, Inductance of primary plus 1st section of extra coil = 22.7, Inductance of primary & 2nd section = 32.7, & 3rd = 43.9 & 4th = 61.7. Sections of extra coil are counted from left hand terminal. Also, stamped on lid, 1744 Patent.
[nb-NO]Material[nb-NO]
[nb-NO]Dimensions[nb-NO]
length: 130 mm
width: 92 mm
height: 136 mm
[nb-NO]Creator[nb-NO]
Marconi's Wireless Telegraph Co Ltd
Electronic and Electrical Engineering
[nb-NO]Object number[nb-NO]
LDUSC-EE-126
125
UCL Science and Engineering Collections
