first heterodyne

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• Heterodyne — This article is about waveform manipulation. For the use of the term in poetry, see Heterodyne (poetry). For the webcomic characters, see Girl Genius. Heterodyning is a radio signal processing technique invented in 1901 by Canadian inventor… …   Wikipedia

• Noise-immune cavity-enhanced optical heterodyne molecular spectroscopy — (NICE OHMS) is an ultra sensitive laser based absorption technique that utilizes laser light to assess the concentration or the amount of a species in gas phase by absorption spectrometry (AS). Contents 1 Principles 1.1 Types of signals 1.2… …   Wikipedia

• Noise-Immune Cavity-Enhanced Optical-Heterodyne Molecular Spectroscopy — (NICE OHMS) is an ultra sensitive laser based absorption technique that utilizes laser light to assess the concentration or the amount of a species in gas phase by absorption spectrometry (AS). Principles The NICE OHMS technique combines in a… …   Wikipedia

• Girl Genius — Agatha, main character of Girl Genius Author(s) Phil Kaja Foglio Website …   Wikipedia

• Dai-Guard — 地球防衛企業ダイ・ガード (Chikyū Bōei KiGyō Dai Gādo) Genre Mecha, Comedy, Science fiction TV anime Directed by …   Wikipedia

• Superheterodyne receiver — A 5 tube superheterodyne receiver made in Japan around 1955 In electronics, a superheterodyne receiver (sometimes shortened to superhet) uses frequency mixing or heterodyning to convert a received signal to a fixed intermediate frequency, which… …   Wikipedia

• Tenerife airport disaster — Tenerife disaster (KLM Flight 4805 and Pan Am Flight 1736) CGI rendering of KLM Flight 4805 immediately before it collided with Pan Am Flight 1736. Accident summary …   Wikipedia

• Reginald Fessenden — Infobox Celebrity name = Reginald Fessenden caption = The Father of Radio Broadcasting birth date = birth date|1866|10|6|mf=y birth place = East Bolton, Quebec, Canada death date = death date and age|1932|7|22|1866|10|6|mf=y death place = Bermuda …   Wikipedia

• Bat species identification — TOCrightBat detectors are the most common way to identify the species of flying bats. There are distinct types of call which can indicate the genus, and variations in pattern and frequency which indicate the species. For readers not familiar with …   Wikipedia

• Bat detector — The term bat detector is usually used to describe a device used to detect the presence of bats by converting their echolocation ultrasound signals to audible frequencies as they are emitted by the bats. There are other types of detector which… …   Wikipedia

• James Clerk Maxwell Telescope — The James Clerk Maxwell Telescope (JCMT) is a 15 metre submillimetre wavelength telescope at Mauna Kea Observatory in Hawaii. It is the largest astronomical telescope in the world designed specifically to operate in the submillimetre regime… …   Wikipedia