 | American Academy of Arts and Sciences - 1877 - 378 oldal
...induced in the secondary wires. A rheotome was placed in circuit with the thick wires of a Ruhmkorff 's coil, and the fine wires were connected with two strips of brass (A and B), insulated from one another by means of a sheet of paper. Upon placing the ear against one... | |
 | American Academy of Arts and Sciences - 1877 - 368 oldal
...induced in the secondary wires. A rheotome was placed in circuit with the thick wires of a Kuhmkorff 'a coil, and the fine wires were connected with two strips of brass (A and B), insulated from one another by means of a sheet of paper. Upon placing the ear against one... | |
 | 1877 - 628 oldal
...Teleplwny. — Trans, of American Acad.of Arts and Sciences, vol. xii. p. 1. 1877.] ELECTRIC TELEPHONY. 413 electricity is passed through it, and I have observed...tremor in the fingers. Upon placing my forefinger to my ear a loud crackling noise was audible, seemingly proceeding from the finger itself. A friend who... | |
 | 1877 - 392 oldal
...indnced in the secondary wires. A rheotome was placed in circuit with the thick wires of a Ruhmkorff's coil, and the fine wires were connected with two strips of brass (A and B), insulated from one another by means of a sheet of paper. Upon placing the ear against one... | |
 | George Bartlett Prescott - 1878 - 450 oldal
...bearing upon the subject of telegraphy, may yet possess au interest for you. 1 For instance, I have found that a musical tone proceeds from a piece of plumbago...tremor in the fingers. Upon placing my forefinger to my ear a loud crackling noise was audible, seemingly proceeding from the finger itself. A friend who... | |
 | George Bartlett Prescott - 1884 - 560 oldal
...effects produced by the passage of reversed intermittent currents through the human body. A rheotomc was placed in circuit with the primary wires of an...tremor in the fingers. Upon placing my forefinger to my ear a loud crackling noise was audible, seemingly proceeding from the finger itself. A friend who... | |
 | George Bartlett Prescott - 1884 - 556 oldal
...the human body. A rheotome was placed in circuit with the primary wires of an induction coil, ;ind the fine wires were connected with two strips of brass....induced currents occasioned a muscular tremor in the fingei-s. Upon placing my forefinger to my ear a loud crackling noise was audible, seemingly proceeding... | |
 | Institution of Electrical Engineers - 1887 - 1372 oldal
...of * Sec Reiearchct in Telephony.— Tnms. of American Acad. of Arts and Science?, vol. xii. p. 1. electricity is passed through it, and I have observed...tremor in the fingers. Upon placing my forefinger to my ear a loud crackling noise was audible, seemingly proceeding from the finger itself. A friend who... | |
 | George Iles - 1902 - 212 oldal
...effects produced by the 78 passage of reversed intermittent currents through the human body. A breaker was placed in circuit with the primary wires of an...tremor in the fingers. Upon placing my forefinger to my ear a loud crackling noise was audible, seemingly proceeding from the finger itself. A friend who... | |
 | Institution of Electrical Engineers - 1877 - 606 oldal
...of * Sec lieirarchct in Telephony. — Trans, of American Acad.of Arts and Sciences, vol. xii. p. 1. electricity is passed through it, and I have observed...tremor in the fingers. Upon placing my forefinger to my ear a loud crackling noise was audible, seemingly proceeding from the finger itself. A friend who... | |
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... electricity is passed through it, and I have observed the most curious audible effects produced by the passage of reversed intermittent currents through the human body. A rheotome was placed in circuit with the primary wires of an induction coil,... 