 | Hermann Ludwig F. von Helmholtz - 1875 - 900 pages
...of the combinational tone is generated in the ear itself. I arranged the portvents in the instrument so that one of the two generators was supplied with...objective portion which the resonators reinforce was much weaker. The noted examples given above will easily enable any one to find the digitals which must be... | |
 | John Broadhouse - 1881 - 456 pages
...of the combinational tone is generated in the ear itself. I arranged the portvents in the instrument so that one of the two generators was supplied with...objective portion which the resonators reinforce was much weaker. The noted examples given above will easily enable any one to find the digitals which must be... | |
 | Hermann von Helmholtz - Music - 1885 - 608 pages
...of the combinational tone is generated in the ear itself. I arranged the portvents in the instrument so that one of the two generators was supplied with...by the foot, and the second generator was blown by thi reserve bellows, which was first pumped full and then cut off by drawing out the so-called expression-stop,... | |
 | Hermann von Helmholtz - Music - 1895 - 608 pages
...of the combinational tone is generated in the ear itself. I arranged the portvents in the instrument so that one of the two generators was supplied with...the foot, and the second generator was blown by the II reserve bellows, which was first pumped full and then cut off by drawing out the so-called expression-stop,... | |
 | June Etta Downey - Control (Psychology) - 1908 - 548 pages
...Helmholtz assures us that he himself heard them and has not only strenghtened them with resonators but jias also made thin elastic membranes respond sympathetically...objective portion which the resonators reinforce was much weaker."68 When the two generating tones have no mechanical connection, no reinforcement with resonators... | |
 | June Etta Downey - Control (Psychology) - 1908 - 500 pages
...strenghtened them with resonators but has also made thin elastic membranes respond sympathetically to them.87 He found, though, that even in cases where the primary...objective portion which the resonators reinforce was much weaker."68 When the two generating tones have no mechanical connection, no reinforcement with resonators... | |
 | Edwin Henry Barton - Sound - 1908 - 718 pages
...of the generating notes was sounded by air from the bellows moved below by the foot, and the other was blown by the reserve bellows, which was first...full, and then cut off by drawing out the so-called expression stop. It was then found that the combinational tones were not much weaker than before, but... | |
 | Hermann von Helmholtz - Music - 1912 - 606 pages
...the combinational tone is generated in the ear itself. I arranged the portvents v in the instrument so that one of the two generators was supplied with...objective portion which the resonators reinforce was much weaker. The noted examples given above (pp. 154-5-6) will easily enable any one to find the digitals... | |
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Nevertheless I have convinced myself by particular experiments, that even in this instrument the greater part of the force of the combinational tone is generated in the ear itself. I arranged the portvents in the instrument so that one of the two generators... 