Beam tetrode (English Wikipedia)

Hafler, David; Keroes, Herbert I (November 1951), "An Ultra-Linear Amplifier" (PDF), Audio Engineering: 15–17, archived from the original (PDF) on March 29, 2016 Alt URL.

archive.org

John F. Rider, (1945) Inside the Vacuum Tube, New York: John F. Rider Publisher Inc., pp. 287 - 294. Retrieved 10 June 2021
A. H. W. Beck, (1953) Thermionic Valves, Their Theory and Design, London: Cambridge University Press, p. 295. Retrieved 10 June 2021
F. Langford-Smith ed. (1952). Radiotron Designer's Handbook 4th ed.. Sydney: Wireless Press. p. 569:
Starr, A. T. (1953). Radio and Radar Technique. London: Sir Issac Pitman & Sons. p. 302. Retrieved 7 May 2023.
D. Mix (Aug. 1946). "Unstable Signals". QST. p. 26 (Screen-Grid Amplifiers section). Retrieved 18 Aug 2022.
D. Mix (Aug. 1946). pp. 25, 26

Jeffrey Falla; Aurora Johnson (3 February 2011). How to Hot Rod Your Fender Amp: Modifying Your Amplifier for Magical Tone. Voyageur Press. pp. 178–. ISBN 978-0-7603-3847-6. Retrieved 6 April 2012.
Stanley William Amos; Roger S. Amos; Geoffrey William Arnold Dummer (1999). Newnes Dictionary of Electronics. Newnes. pp. 318–. ISBN 978-0-7506-4331-3. Retrieved 6 April 2012.

Donovan P. Geppert, (1951) Basic Electron Tubes, New York: McGraw-Hill, pp. 164 - 179. Retrieved 10 June 2021
Geppert (1951) p. 164

Schoenberg, Rodda, Bull, (1935) Improvements in and relating to thermionic valves, GB patent 423,932
Schoenberg, Rodda, Bull, (1938) Electron discharge device, US patent 2,107,519

Hafler, David; Keroes, Herbert I (November 1951), "An Ultra-Linear Amplifier" (PDF), Audio Engineering: 15–17, archived from the original (PDF) on March 29, 2016 Alt URL.

Hafler, David; Keroes, Herbert I (November 1951), "An Ultra-Linear Amplifier" (PDF), Audio Engineering: 15–17, archived from the original (PDF) on March 29, 2016 Alt URL.

Winfield G. Wagener, (May 1948) "500-Mc. Transmitting Tetrode Design Considerations", Proceedings of the I.R.E., pp. 612, 617. Retrieved 10 June 2021
Norman H. Crowhurst, (1959) basic audio vol. 2, New York: John F. Rider Publisher Inc., pp. 2-74 - 2-76. Retrieved 7 Oct. 2021
Editors, (Feb. 1935) "New Output Tetrode", Electronics, vol. 8 no.2, p. 65. Retrieved 10 June 2021
Herbert J. Reich, Principles of Electron Tubes, McGraw-Hill, 1941, p. 72, Retrieved 10 June 2021
J. F. Dreyer Jr. (April 1936). "The Beam Power Output Tube". New York: McGraw-Hill. Electronics p. 21. Retrieved 7 May 2023.
Schade, O.S. (1938). Beam Power Tubes (PDF). Harrison, NJ. p. 162.{{cite book}}: CS1 maint: location missing publisher (link)
A. K. Wing Jr.; J. E. Young (Jan. 1941). "A New Ultra-High-Frequency Tetrode and It Use in a 1-Kilowatt Television Sound Transmitter". Proceedings of the IRE, pp. 5 - 7. Retrieved 14 Aug. 2022.
L. C. Hollands (Mar. 1939). "Circuit Design Related to Tube Performance". Electronics. pp. 18 - 20. Retrieved 2 Oct. 2021.
Editors (Jan. 1940). "The Electron Art" "Ultra-High Frequency Oscillation with the Beam Tube". Electronics. pp. 68, 69. Retrieved 7 May 2023.