MathaniThe Holy Qur'an — The one being read is 'You'
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Surahs › Composition

Composition

Place verses from different surahs side by side; letter layers play in sequence, totals combined. The selection lives only in the link; nothing is stored.

#VerseΣBandPedal
1The Heights 7:91ڡاحدٮهم الرحڡه ڡاصٮحوا ڡى دارهم حٮمىں3276Carrier204.75Remove
At most 12 verses.

Frequency

Sound generated from the letter values (abjad) of the text; independent of recitation.

Bar height = weight (count); position = frequency (logarithmic)

Options
Sound type
Playback
Letter table
LetterCountHzBandFolded Hz
ا51Envelope1024
ب12Envelope1024
ج23Envelope768
د14Envelope1024
ه35Envelope640
و16Envelope768
ح18Envelope1024
ي210Envelope640
ل130Envelope960
م340Envelope640
ن150Envelope800
ف480Envelope640
ص190Envelope720
ر2200Carrier800
ت1400Carrier800
ث1500Carrier1000
خ1600Carrier600
ذ1700Carrier700
Total abjad value of the verse3276

The total is shown as a number only; it is not part of the sound. The sound comes entirely from the letters.

Measurement charts

Charts fill while sound is playing.

How it works

Derived from letter values only, independent of recitation. Below 100 Hz: envelope modulation · 100 Hz and above: carrier tone; in a verse with no letter above 100 Hz the letters themselves carry, octave-folded. Sound is generated live in the browser; no file.

Flow: the letter sequence as one phase-continuous wave; each letter lasts k full periods of its own frequency (intrinsic duration = Σ 1/value). In the folded mode the per-letter tempo is fixed.