Fundamental frequency

Fundamental frequency - lowest frequency of a periodic waveform, such as sound. Article “Fundamental frequency” in English Wikipedia has 29.7 points for quality (as of July 1, 2025). The article contains 12 references and 6 sections.

This article has the best quality in Chinese Wikipedia. However, this article is the most popular in English version.

Since the creation of article “Fundamental frequency”, its content was written by 116 registered users of English Wikipedia and edited by 390 registered Wikipedia users in all languages.

The article is cited 414 times in English Wikipedia and cited 1688 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #8762 in August 2002
• Global: #10489 in February 2002

The highest popularity rank from 2008:

• Local (English): #32132 in April 2013
• Global: #47315 in April 2010

There are 25 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

#	Language	Quality grade	Quality score
1	Chinese (zh) 基本頻率		45.1034
2	Greek (el) Θεμελιώδης συχνότητα		34.874
3	English (en) Fundamental frequency		29.7472
4	Thai (th) ความถี่มูลฐาน		25.7424
5	Czech (cs) Základní frekvence		25.4605
6	Indonesian (id) Frekuensi dasar		25.2136
7	Ukrainian (uk) Основна частота		25.1771
8	Arabic (ar) تردد أساسي		23.7082
9	French (fr) Fréquence fondamentale		19.2628
10	Portuguese (pt) Frequência fundamental		17.0665

More...

The following table shows the most popular language versions of the article.

The most popular language versions of the article "Fundamental frequency" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) Fundamental frequency		2 953 106
2	French (fr) Fréquence fondamentale		299 931
3	Spanish (es) Frecuencia fundamental		292 028
4	Japanese (ja) 基本周波数		240 523
5	German (de) Grundfrequenz		217 081
6	Polish (pl) Ton podstawowy		122 046
7	Portuguese (pt) Frequência fundamental		115 094
8	Chinese (zh) 基本頻率		114 427
9	Dutch (nl) Grondtoon (natuurkunde)		73 683
10	Italian (it) Frequenza fondamentale		66 620

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The following table shows the language versions of the article with the highest popularity in the last month.

The most popular language versions of the article "Fundamental frequency" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) Fundamental frequency		5 275
2	French (fr) Fréquence fondamentale		492
3	Chinese (zh) 基本頻率		354
4	German (de) Grundfrequenz		272
5	Spanish (es) Frecuencia fundamental		252
6	Japanese (ja) 基本周波数		200
7	Italian (it) Frequenza fondamentale		131
8	Polish (pl) Ton podstawowy		122
9	Dutch (nl) Grondtoon (natuurkunde)		96
10	Portuguese (pt) Frequência fundamental		96

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The following table shows the language versions of the article with the highest Authors’ Interest.

Language versions of the article "Fundamental frequency" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) Fundamental frequency		116
2	German (de) Grundfrequenz		60
3	French (fr) Fréquence fondamentale		41
4	Spanish (es) Frecuencia fundamental		27
5	Dutch (nl) Grondtoon (natuurkunde)		26
6	Japanese (ja) 基本周波数		13
7	Portuguese (pt) Frequência fundamental		12
8	Italian (it) Frequenza fondamentale		10
9	Esperanto (eo) Fundamenta frekvenco		9
10	Swedish (sv) Grundfrekvens		9

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The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

Language versions of the article "Fundamental frequency" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Arabic (ar) تردد أساسي		0
2	Azerbaijani (az) Əsas tonun tezliyi		0
3	Catalan (ca) Freqüència fonamental		0
4	Czech (cs) Základní frekvence		0
5	Danish (da) Grundfrekvens		0
6	German (de) Grundfrequenz		0
7	Greek (el) Θεμελιώδης συχνότητα		0
8	English (en) Fundamental frequency		0
9	Esperanto (eo) Fundamenta frekvenco		0
10	Spanish (es) Frecuencia fundamental		0

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The following table shows the language versions of the article with the highest number of citations.

Language versions of the article "Fundamental frequency" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) Fundamental frequency		414
2	Japanese (ja) 基本周波数		350
3	Italian (it) Frequenza fondamentale		132
4	Chinese (zh) 基本頻率		124
5	French (fr) Fréquence fondamentale		120
6	German (de) Grundfrequenz		107
7	Spanish (es) Frecuencia fundamental		79
8	Portuguese (pt) Frequência fundamental		53
9	Persian (fa) بسامد پایه		43
10	Catalan (ca) Freqüència fonamental		42

More...

#	Language	Value
ar	Arabic تردد أساسي
az	Azerbaijani Əsas tonun tezliyi
ca	Catalan Freqüència fonamental
cs	Czech Základní frekvence
da	Danish Grundfrekvens
de	German Grundfrequenz
el	Greek Θεμελιώδης συχνότητα
en	English Fundamental frequency
eo	Esperanto Fundamenta frekvenco
es	Spanish Frecuencia fundamental
et	Estonian Põhisagedus
fa	Persian بسامد پایه
fr	French Fréquence fondamentale
hi	Hindi मूल आवृत्‍ति
id	Indonesian Frekuensi dasar
it	Italian Frequenza fondamentale
ja	Japanese 基本周波数
nl	Dutch Grondtoon (natuurkunde)
nn	Norwegian (Nynorsk) Grunnfrekvens
pl	Polish Ton podstawowy
pt	Portuguese Frequência fundamental
sv	Swedish Grundfrekvens
th	Thai ความถี่มูลฐาน
uk	Ukrainian Основна частота
zh	Chinese 基本頻率

Best Rank

English: #32132 04.2013

Global: #47315 04.2010

Best Rank

English: #8762 08.2002

Global: #10489 02.2002

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The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information