Variometer (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Variometer" in English language version.

Last modified: 23:19:39, 31 January 2026 (UTC)

Ref.Un. Ref.Website

Global rank English rank

985^th place

575^th place

11segelflugbedarf24.de

low place

low place

11web.archive.org

1^st place

1^st place

11sagevariometers.com

low place

low place

11books.google.com

3^rd place

3^rd place

11british-hang-gliding-history.com

low place

low place

11energykitesystems.net

low place

low place

11paulgazis.com

low place

low place

low place

low place

low place

low place

books.google.com (Global: 3^rd place; English: 3^rd place)

Michael H. Bednarek (2003). Dreams of flight. Texas A&M University Press. ISBN 9781585442577. Retrieved 2009-05-25.

british-hang-gliding-history.com (Global: low place; English: low place)

Colver Soaring Instruments in British Hang Gliding History

energykitesystems.net (Global: low place; English: low place)

Frank Colver, Colver Variometer

faa.gov (Global: 985^th place; English: 575^th place)

"Glider Flying Handbook, FAA-H-8083-13B" (PDF). U.S. Department of Transportation. 2024. pp. 4-11 to 4-17. Retrieved 10 January 2025.
Federal Aviation Administration (2012). Instrument Flying Handbook (PDF). Washington, DC. pp. 5–8. Retrieved 2016-07-12.{{cite book}}: CS1 maint: location missing publisher (link)

paulgazis.com (Global: low place; English: low place)

The Origin and History of Colver and Roberts Variometers

sagevariometers.com (Global: low place; English: low place)

"Sage Variometers". Archived from the original on 31 March 2022. Retrieved 13 December 2020.

segelflugbedarf24.de (Global: low place; English: low place)

shop.segelflugbedarf24.de

"Variometer, Vanetype Variometers". Segelflugbedarf. Retrieved 13 December 2020.

ssa.org (Global: low place; English: low place)

"Richard Ball". Soaring Society of American. 17 January 2012.

ushawks.org (Global: low place; English: low place)

"Pictures: 1986 Ball wrist Variometer". US Hawks Hang Gliding Association.

web.archive.org (Global: 1^st place; English: 1^st place)

"Sage Variometers". Archived from the original on 31 March 2022. Retrieved 13 December 2020.