(DoD, NATO) In electronics, a device which transmits only part of the incident energy and may thereby change the spectral distribution of energy: a. High pass filters transmit energy above a certain frequency; b. Low pass filters transmit energy below a certain frequency; c. Band pass filters transmit energy of a certain bandwidth; d. Band stop filters transmit energy outside a specific frequency band.
Department of Defense Dictionary of Military and Associated Terms. 31 January 2011.
| APA | Military Dictionary (DoD). (2011). filter. Retrieved September 20, 2026, from http://smartdefine.org/filter/definitions/1961695 |
| Chicago | Military Dictionary (DoD). 2011. "filter" http://smartdefine.org/filter/definitions/1961695 (accessed September 20, 2026). |
| Harvard | Military Dictionary (DoD) 2011, filter, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/filter/definitions/1961695>. |
| MLA | Military Dictionary (DoD). "filter" 4 April 2011. Web. 20 September 2026. <http://smartdefine.org/filter/definitions/1961695> |