Hosted on MSN
Old Magneto for Phone calls - Restoration
This video showcases the restoration of a vintage telephone magneto generator, a hand-cranked electrical generator that produces alternating current. Historically significant in early telegraphy and ...
WHEN magnetic material is subjected to a mechanical force, its magnetization is changed; and conversely, if its magnetization is changed, the material expands or contracts. There is thus a ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback