Huygens, Christiaan, Christiani Hugenii opera varia; Bd. 2: Opera geometrica. Opera astronomica. Varia de optica

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          <pb o="750" file="0494" n="516" rhead="CHRIST. HUGENII"/>
          <p>
            <s xml:id="echoid-s10521" xml:space="preserve">Dico ergo primum, Quintam noſtræ diviſionis non ſupe-
              <lb/>
            rare Quintas Temperamenti quam {1/110} Commatis, quæ diffe-
              <lb/>
            rentia, auditu nullo modo percipi poteſt; </s>
            <s xml:id="echoid-s10522" xml:space="preserve">ſed quæ alioquin
              <lb/>
            daret iſtam conſonantiam tanto magis perfectam.</s>
            <s xml:id="echoid-s10523" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s10524" xml:space="preserve">Quartæ conſequenter Temperamenti ordinarii non exce-
              <lb/>
            dunt noſtras niſi illâ {1/110} commatis, & </s>
            <s xml:id="echoid-s10525" xml:space="preserve">hæ tendunt etiam
              <lb/>
            tanto magis ad perfectionem.</s>
            <s xml:id="echoid-s10526" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s10527" xml:space="preserve">Tertiæ minores ſunt minores {3/110} vel circiter {1/37} Commatis
              <lb/>
            quàm in temperamento, & </s>
            <s xml:id="echoid-s10528" xml:space="preserve">Sextæ majores in tantum exce-
              <lb/>
            dunt Sextas majores Temperamenti; </s>
            <s xml:id="echoid-s10529" xml:space="preserve">utræque fateor recedunt
              <lb/>
            à perfecta proportione; </s>
            <s xml:id="echoid-s10530" xml:space="preserve">ſed videmus differentiam {1/37} Comma-
              <lb/>
            tis non eſſe ſenſibilem, nec augere ſenſibiliter {1/4} Commatis,
              <lb/>
            qua conſonantiæ in Temperamento aberrant à veris.</s>
            <s xml:id="echoid-s10531" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s10532" xml:space="preserve">Tandem Tertiæ majores ſuperant Tertias Temperamenti,
              <lb/>
            quæ ſunt perfectæ, {4/110} vel quaſi {1/28} Commatis, quæ adeo exi-
              <lb/>
            gua eſt differentia, ut niſi pro perfectis, non obſtante hoc
              <lb/>
            augmento haberi queant; </s>
            <s xml:id="echoid-s10533" xml:space="preserve">quid enim facit {1/28} Commatis, cum
              <lb/>
            {1/4} adeo facile patiamur.</s>
            <s xml:id="echoid-s10534" xml:space="preserve"/>
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          <p>
            <s xml:id="echoid-s10535" xml:space="preserve">Deducimus ex exiguis omnibus hiſce differentiis, Or-
              <lb/>
            ganum aut Clavecymbalum conſtitutum juxta Tempera-
              <lb/>
            mentum ordinarium, etiam diſpoſitum eſſe juxta novam
              <lb/>
            diviſionem, quantum aure poterit diſcerni. </s>
            <s xml:id="echoid-s10536" xml:space="preserve">Si vero
              <lb/>
            quis ſibi hac in parte magis deſiderat ſatisfacere, & </s>
            <s xml:id="echoid-s10537" xml:space="preserve">ex-
              <lb/>
            actiſſime conſtituere inſtrumentum juxta 31 partes æqua-
              <lb/>
            les Octavæ, tantum dividenda eſt monochorda juxta nu-
              <lb/>
            meros, qui habentur in ſequenti Tabula, &</s>
            <s xml:id="echoid-s10538" xml:space="preserve">, poſitâ totâ
              <lb/>
            chordâ, æquiſonâ cum C Clavecymbali aut Organi, diſponere
              <lb/>
            pariter alias chordas vel tubos, cum ſonis, ex memorata.
              <lb/>
            </s>
            <s xml:id="echoid-s10539" xml:space="preserve">diviſione oriundis & </s>
            <s xml:id="echoid-s10540" xml:space="preserve">qui audiuntur poſito pectine in locis no-
              <lb/>
            tatis. </s>
            <s xml:id="echoid-s10541" xml:space="preserve">Quod veroad Archicymbalum de quo Salinas loquitur,
              <lb/>
            ſpectat, dubito, an non habuerit 31 palmulas in quavis octa-
              <lb/>
            va; </s>
            <s xml:id="echoid-s10542" xml:space="preserve">ſed quoniam non poterit ſine confuſione talis abacus ad-
              <lb/>
            hiberi præ multitudine palmularum, præſtaret meâ ſententiâ
              <lb/>
            diſponere 31 chordas ſimplices pro quavis octavâ, quod po-
              <lb/>
            teſt fieri ſine diſficultate; </s>
            <s xml:id="echoid-s10543" xml:space="preserve">& </s>
            <s xml:id="echoid-s10544" xml:space="preserve">conſtructis palmulis, quæ ele-
              <lb/>
            vant ſubſilia, omnibus æqualis longitudinis, altitudinis, & </s>
            <s xml:id="echoid-s10545" xml:space="preserve"/>
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