Edison and His Inventions: Including the Many Incidents, Anecdotes, and Interesting Particulars Connected with the Early and Late Life of the Great Inventor. Also Full Explanations of the Newly Perfected Phonograph, Telephone, Tasimeter, Electric Light, and All His Principal Discoveries ...James Baird McClure |
From inside the book
Results 1-5 of 25
Page 76
... motions which the drum - skin of the ear has when this organ is acted on by the vibrations caused by the movements of the vocal organs . The simplicity of Mr. Edison's mechanism and its fidelity in reproducing sound , enthrone the ...
... motions which the drum - skin of the ear has when this organ is acted on by the vibrations caused by the movements of the vocal organs . The simplicity of Mr. Edison's mechanism and its fidelity in reproducing sound , enthrone the ...
Page 78
... motion is communicated to the dia- phragm , and thence through the intervening air to the ear , where the sensation of sound is produced . As the faithful reproduction of a sound is in reality. 18 THOMAS A. EDISON ...
... motion is communicated to the dia- phragm , and thence through the intervening air to the ear , where the sensation of sound is produced . As the faithful reproduction of a sound is in reality. 18 THOMAS A. EDISON ...
Page 79
... motion will cause the arm to follow the spiral out- ward to the edge . A spring and train of wheel - work regulated by a friction governor serves to give uniform motion to the plate . The sheet upon which the record is made is of tin ...
... motion will cause the arm to follow the spiral out- ward to the edge . A spring and train of wheel - work regulated by a friction governor serves to give uniform motion to the plate . The sheet upon which the record is made is of tin ...
Page 106
... motion . I have also used direct and induced currents to release clock work , and thus operate a call , and in some of my earlier acoustic experiments tuning forks were used , whose vibrations in front- of magnets caused electrical ...
... motion . I have also used direct and induced currents to release clock work , and thus operate a call , and in some of my earlier acoustic experiments tuning forks were used , whose vibrations in front- of magnets caused electrical ...
Page 108
... motion , the currents generated by its forward and backward swings in front of the electro - magnet pass into the line , and at the opposite ter- minal , acting through the helix there , cause the second pendu- lum to vibrate in unison ...
... motion , the currents generated by its forward and backward swings in front of the electro - magnet pass into the line , and at the opposite ter- minal , acting through the helix there , cause the second pendu- lum to vibrate in unison ...
Common terms and phrases
adjusted ampere apparatus armature arrangement battery called candle carbon carbon button caused cells chemical Chicago circuit coil commutator conductor connected copper current of electricity cylinder diameter diaphragm discovery discs disk dynamo Edison Dynamo Edison's Electric elec electric current electric light Electric Pen electro-magnet energy engine experiments farad filament force fork galvanometer give heat incandescent inch induction induction coil instrument insulated invention inventor iridium iron laboratory lamp lever machine magnet mechanism Menlo Park ment metal miles motion needle ohms operator paper pass patent perfected phonograph piece placed plate platinum plumbago poles Port Huron potential pressure produced Pyro-Magnetic quadruplex receiving record relay remarkable reproduce resistance revolve Rheostat Rookery Building says screw sound spiral standard candles station substance talk tasimeter telegraph temperature terminal stations tion train transmitting tricity tube turned unit vibrations voice Wheatstone Bridge wire wonderful young Edison