The Technical World Magazine, Volume 23Technical World Company, 1915 |
From inside the book
Results 1-5 of 34
Page 13
... pioneer endeavor . One thing always characterized the German products ; they were heavy WIRELESS WONDERS FROM VACUUM TUBE By CHARLES W. PERSON. motorcycle or his runabout , could go ( Continued on page 102 ) THE WAR HAWKS 13.
... pioneer endeavor . One thing always characterized the German products ; they were heavy WIRELESS WONDERS FROM VACUUM TUBE By CHARLES W. PERSON. motorcycle or his runabout , could go ( Continued on page 102 ) THE WAR HAWKS 13.
Page 14
WIRELESS WONDERS FROM VACUUM TUBE By CHARLES W. PERSON THE BATTLE THAT NEVER ENDS By RANDALL R. HOWARD. ' M going to invent a better and cheaper light than daylight , " said Peter Cooper Hewitt of New York several years ago . " Better ...
WIRELESS WONDERS FROM VACUUM TUBE By CHARLES W. PERSON THE BATTLE THAT NEVER ENDS By RANDALL R. HOWARD. ' M going to invent a better and cheaper light than daylight , " said Peter Cooper Hewitt of New York several years ago . " Better ...
Page 15
... wireless messages weren't meant for it . that " The importance of that little tube is just this , " Mr. Hewitt continued . " An alternating current - and wireless messages can't be sent through the air PETER COOPER HEWITT purposes bears ...
... wireless messages weren't meant for it . that " The importance of that little tube is just this , " Mr. Hewitt continued . " An alternating current - and wireless messages can't be sent through the air PETER COOPER HEWITT purposes bears ...
Page 16
... wireless purposes the tube can catch an immeasurably small quantity of electricity . Here , it is said to be capable of taking one thousand horsepower of alternating current and converting it into direct current for the motors . THE ...
... wireless purposes the tube can catch an immeasurably small quantity of electricity . Here , it is said to be capable of taking one thousand horsepower of alternating current and converting it into direct current for the motors . THE ...
Page 17
... Wireless telegraphy was possible before wireless telephony , " said Mr. Hewitt , " because the first instruments invented to create a high frequency gave off their waves in ' trains , ' or series of four or five waves each , and there ...
... Wireless telegraphy was possible before wireless telephony , " said Mr. Hewitt , " because the first instruments invented to create a high frequency gave off their waves in ' trains , ' or series of four or five waves each , and there ...
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