Radio frequency transformer
Beskrivning
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.
Upphovsman
Marconi's Wireless Telegraph Co Ltd
Material
Dimensioner
length: 130 mm
width: 92 mm
height: 136 mm
Electronic and Electrical Engineering
Objektnummer
LDUSC-EE-126
125
UCL Science and Engineering Collections