QRP operation (English Wikipedia)

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

refsWebsite

Global rank English rank

3^rd place

8,569^th place

5,659^th place

6^th place

325^th place

255^th place

3,224^th place

6,854^th place

low place

1^st place

archive.org

Marchant, William Henry (1914). Wireless Telegraphy: A handbook for the use of operators and students. Whittaker. p. 220 – via Archive.org.
The ARRL General Class License Manual. American Radio Relay League. 1998. pp. 3. ISBN 978-0-87259-676-4 – via Archive.org. The maximum power output from most amateur transceivers is about 100 W.

"Why QRP?". arrl.org. American Radio Relay League. Retrieved 10 December 2019.
Wells, Bradley (April 1984). "QRP: More than a state of mind". QST Magazine. Newington, CT: American Radio Relay League. p. 52. Retrieved 24 November 2019.
"Weak signal modes". ARRL.org. American Radio Relay League. Retrieved 24 November 2019.
Chaffin, Kenny A. (February 1990). "Why QRP?". QST magazine. Newington, CT: ARRL. p. 43. Retrieved 24 November 2019.
"QRP – what, why, and how". ARRL.org. Newington, CT: American Radio Relay League. Archived from the original on 27 September 2007. Retrieved 4 April 2007.

Arland, Richard H. (2007). ARRL's Low Power Communication: The art and science of QRP. American Radio Relay League. ISBN 978-0-87259-104-2 – via Google Books.
Dobbs, George (1 September 2012). QRP Basics. Radio Society of Great Britain (RSGB). ISBN 978-1-905086-84-9 – via Google Books.
H. Ward Silver (25 February 2011). Ham Radio For Dummies. John Wiley & Sons. p. 218. ISBN 978-1-118-05419-2 – via Google Books.
Rutledge, David (1999). The Electronics of Radio. Cambridge University Press. p. 312. ISBN 978-1-107-39366-0 – via Google Books.
DeMaw, Doug (1991). W1FB's QRP Notebook. American Radio Relay League. ISBN 978-0-87259-365-7 – via Google Books.
Dennison, Mike; Fielding, John (2007). Radio Communication Handbook. Radio Society of Great Britain (RSGB). ISBN 978-1-905086-33-7 – via Google Books.
Brown, George (2001). "CW QRP transmitter for 80 meters". Radio and Electronics Cookbook. Newnes. ISBN 978-0-7506-5214-8 – via Google Books.

Weiss, Adrian. The Five-Watt QRP Movement in the US, 1968-1981 (PDF) (Report). Miliwatt QRP Books. Retrieved 24 November 2019 – via n5dux.com/ham/files.

Weiss, Adrian (1987). History of QRP in the U.S., 1924-1960. Vermillion, SD: Milliwatt Books. ISBN 978-0-9614139-1-0. OL 2411449M.

"QRP – what, why, and how". ARRL.org. Newington, CT: American Radio Relay League. Archived from the original on 27 September 2007. Retrieved 4 April 2007.