While offering no advantage over the electrical sensitivity of crystal detectors,Robison, S. S. (1911). Manual of Wireless Telegraphy for the use of Naval Electricians. Annapolis, MD: United States Naval Institute. p. 124 fig. 84; pp. 131, 132. Retrieved Nov 2021 the Fleming valve offered advantage, particularly in shipboard use, over the difficulty of adjustment of the crystal detector and the susceptibility of the crystal detector to being dislodged from adjustment by vibration or bumping.Keen, R. (1922). Direction and Position Finding by Wireless. London: The Wireless Press, Ltd. p. 74. Retrieved Nov. 2021.
