This article notes on the keyboard are identified thus:īottom note on both manual and pedal keyboards is denoted C1, the octave above On the headings below to access the desired section) Therefore it is possible this Wurlitzer formant does indeed contribute toĪ similarity which the best stops of the genre are said (by some) to possess. Relatively constant formant frequency over the considerable range of four octaves centred onīetween the second formant of a child singer and the ‘singer’s formant’ of an adult male. Of the sounds produced by a Wurlitzer vox humana rank shows that it possesses a Human voice, and this was investigated to see if an objective basis for the Of this stop over several centuries has been driven by a desire to imitate the Half-length pedal reeds can be so effective.įractional-length cylindrical resonators used in stops such as the vox humanaĪre also discussed in detail. The sound of a reed pipe does not necessarily affect the way it sounds, and it explains why This article surveys a range of reed stops having either conical andĬylindrical resonators in terms of their different acoustical physics and tonalĪspects are emphasised, including the fact that half-length conical resonatorsĭo not enhance the fundamental frequency at all, yet this is often scarcely noticeableĬlips are included showing that even the complete removal of the fundamental in Kind permission of John Murray Publishers)Ībstract. "Sunday Afternoon Service in St Enodoc's Church, Cornwall" by John
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