- metal diaphragm filter
- n металевий мембранний фільтр
English-Ukrainian military dictionary. 2015.
English-Ukrainian military dictionary. 2015.
Mechanical filter — Figure 1. A mechanical filter made by the Kokusai Electric Company intended for selecting the narrow 2 kHz bandwidth signals in SSB radio receivers. It operates at 455 kHz, a common IF for these receivers, and is dimensioned 45×15×15 mm ( … Wikipedia
Neutral density filter — Neutral Density Filters are often used to achieve motion blur effects with slow shutter speeds In photography and optics, a neutral density filter or ND filter can be a colorless (clear) or grey filter. An ideal neutral density filter reduces… … Wikipedia
Humidifier — A humidifier is a household appliance that increases humidity (moisture) in a single room or in the entire home. There are point of use humidifiers, which are commonly used to humidify a single room, and whole house or furnace humidifiers, which… … Wikipedia
photography, technology of — Introduction equipment, techniques, and processes used in the production of photographs. The most widely used photographic process is the black and white negative–positive system (Figure 1 >). In the camera the lens projects an image of… … Universalium
Microphone — For the indie film, see Microphone (film). Microphones redirects here. For the indie band, see The Microphones. A … Wikipedia
Loudspeaker — For other uses, see Loudspeaker (disambiguation). An inexpensive, low fidelity 3½ inch speaker, typically found in small radios … Wikipedia
Nikon F-mount — The Nikon F of 1959 embodies the original F mount. Type Bayonet External diameter 44 mm Tabs 3 Flange 46.5 … Wikipedia
Sodium hydroxide — Sodium hydroxide … Wikipedia
Minox — IIIs camera with a cartridge of film The Minox is a subminiature camera conceived in 1922 and invented in 1936 by German Latvian Walter Zapp,[1] which Latvian factory VEF (Valsts Elektrotehniskā Fabrika) manufactured from 1937 to 1943. After … Wikipedia
Crystal radio — Crystal set redirects here. For the Australian rock band, see The Crystal Set. A modern reproduction of an antique crystal set. It is tuned to different stations by moving the sliding contact (right) up and down the tuning coil (red). The device… … Wikipedia
optics — /op tiks/, n. (used with a sing. v.) the branch of physical science that deals with the properties and phenomena of both visible and invisible light and with vision. [1605 15; < ML optica < Gk optiká, n. use of neut. pl. of OPTIKÓS; see OPTIC,… … Universalium