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The '''hertz''' is a [[measurements|unit of]] [[frequency]], named after [[Earth]] scientist [[Wikipedia:Heinrich Rudolf Hertz|Heinrich Rudolf Hertz]]. One hertz is equal to one cycle per second.
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The '''hertz''' is a [[measurements|unit of]] [[frequency]], named after [[Earth]] [[scientist]] {{w|Heinrich Rudolf Hertz}}. One hertz is equal to one cycle per second.
   
==Comparative list of frequency==
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== Comparative list of frequency ==
'''Hertz'''
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;Hertz
 
* The [[EM pattern]] given off by the [[Sentry]] on one of the [[moon]]s in the [[Pentarus system]] remained between '''5 and 15 hertz''' when the [[water]] fountain it protected was unthreatened. When the fountain was approached, the Sentry's frequency would rise to '''40 hertz'''. ({{TNG|Final Mission}})
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* In [[2375]], [[The Doctor]] sang up to a range of '''880 hertz''' in order to check for damage to [[Chakotay]]'s [[auditory nerve]]s. This was done after exposure to [[chaotic space]] had reactivated a previously suppressed [[gene]] that caused, among other symptoms, auditory [[hallucination]]s. ({{VOY|The Fight}})
   
 
;Megahertz = 1 million hertz
* The [[EM pattern]] given off by the [[Sentry]] on one of the [[moon]]s in the [[Pentarus system]] remained between '''5 and 15 hertz''' when the [[water]] fountain it protected was unthreatened. When the fountain was approached, the Sentry's frequency would rise to '''40 hertz'''. ([[TNG]]: "[[Final Mission]]")
 
 
* When the {{USS|Voyager}} used a [[microprobe]] as a [[subspace]] [[communications]] relay to contact a [[Romulan science vessel]] through a [[micro-wormhole]], [[B'Elanna Torres]] noted that the phase amplitude of the visual link with the ship was within a few '''megahertz''' of [[transporter]] protocols. ({{VOY|Eye of the Needle}})
 
 
* While manually conducting a lateral scan aboard the disabled {{USS|Defiant|2370}}, [[Kira Nerys|Major Kira]] noted that the [[sensor]]s were set at '''15 megahertz''' for their range of five hundred [[kilometer]]s. ({{DS9|For the Uniform}})
'''Megahertz = 1 million hertz'''
 
 
* [[Arik Soong]] had ''[[Enterprise (NX-01)|Enterprise]]'' adjust its scanning frequency to '''15 megahertz''' to located the [[Augment]]s stolen {{dis|Klingon Bird-of-Prey|22nd century}}. ({{ENT|The Augments}})
* When the [[USS Voyager|USS ''Voyager'']] used a [[microprobe]] as a [[subspace]] [[communications]] relay to contact a [[Romulan science vessel]] through a [[micro-wormhole]], [[B'Elanna Torres]] noted that the phase amplitude of the visual link with the ship was within a '''megahertz''' of [[transporter]] protocols. ([[VOY]]: "[[Eye of the Needle]]")
 
 
* The [[shield frequency|frequency modulation]] for the [[shields]] of {{USS|Enterprise|NCC-1701-D|-D}}, prior to its destruction in [[2371]], was '''257.4 megahertz'''. When the [[Duras sisters]] discovered this frequency, they adjusted the frequency of their weapons, allowing them to directly impact the ''Enterprise''{{'}}s [[hull]]. ({{film|7}})
 
 
* [[George and Gracie]] were tagged with the radio frequency was '''401 megahertz''' prior to their journey from the [[Cetacean Institute]] to their release into [[Bering Sea|the wild]]. ({{film|4}})
* While manually conducting a lateral scan aboard the disabled [[USS Defiant (NX-74205)]], [[Kira Nerys|Major Kira]] noted that the [[sensor]]s were set at '''15 megahertz''' for their range of five hundred [[kilometer]]s. ([[DS9]]: "[[For the Uniform]]")
 
 
* The [[frequency]] in the message transmitted by ''[[V'ger]]'' was sent at a rate of '''one million megahertz''' and lasted only a millisecond. At that high rate of speed, the message was initially undetected. ({{film|1}})
 
* [[Arik Soong]] had ''[[Enterprise (NX-01)|Enterprise]]'' adjust its scanning frequency to '''15 megahertz''' to located the [[Augment]]s stolen [[Klingon Bird-of-Prey (22nd century)|Klingon bird-of-prey]]. ([[ENT]]: "[[The Augments]]")
 
 
* The [[frequency modulation]] for the [[shields]] of [[USS Enterprise (NCC-1701-D)]], prior to its' destruction in [[2371]], was '''257.4 megahertz'''. When the [[Duras sisters]] discovered this frequency, they adjusted the frequency of their weapons, allowing them to penetrate the ''Enterprise''s [[hull]]. (''[[Star Trek Generations]]'')
 
 
* [[George and Gracie]] were tagged with the radio frequency was '''401 megahertz''' prior to their journey from the [[Cetacean Institute]] to their release into [[Bering Sea|the wild]]. (''[[Star Trek IV: The Voyage Home]]'')
 
 
* The [[frequency]] in the message transmitted by [[V'Ger]] was sent at a rate of '''one million megahertz''' and lasted only a millisecond. At that high rate of speed, the message was initially undetected. (''[[Star Trek: The Motion Picture]]'')
 
 
:''1 million megahertz is actually equal to 1 terahertz.''
 
:''1 million megahertz is actually equal to 1 terahertz.''
   
'''Gigahertz = 1 billion hertz'''
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;Gigahertz = 1 billion hertz
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* [[Phaser|Hand phasers]] set to a dispersal frequency of '''1.85 gigahertz''' were able to penetrate the [[Voth]] [[cloaking]] technology. ({{VOY|Distant Origin}})
* By increasing the [[warp plasma]] '''97 gigahertz''', [[Miles O'Brien]] could increase the velocity of the USS ''Defiant'' to [[warp factor|warp 9.5]]. ([[DS9]]: "[[The Sound of Her Voice]]")
 
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* [[Subspace warhead]]s encounter by ''Voyager'' in [[2377]] had an activation frequency of '''4.84 gigahertz'''. ({{VOY|Human Error}})
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* In [[2372]], the ''Voyager'' crew established contact with their duplicates by sending them a brief message telling them to lock onto a frequency of '''12 gigahertz'''. ({{VOY|Deadlock}})
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* In [[2373]], the [[Swarm species|swarm]] hit ''Voyager'' with a [[polaron burst]] that changed the [[deflector shield]] polarity, causing it to rotate at '''92 gigahertz'''. ({{VOY|The Swarm}})
 
* By increasing the [[warp plasma]] '''97 gigahertz''', [[Miles O'Brien]] could increase the velocity of the USS ''Defiant'' to [[warp factor|warp 9.5]]. ({{DS9|The Sound of Her Voice}})
 
* The [[subspace communication]]s frequency utilized in [[Earth]] [[Starfleet]] [[communications]] is '''384.20 gigahertz'''. ({{ENT|Shadows of P'Jem|Shockwave|Cease Fire}})
   
 
;Terahertz = 1 trillion hertz
* The [[subspace communications]] frequency utilized in [[Earth Starfleet]] [[communications]] is '''384.20 gigahertz'''. ([[ENT]]: "[[Shadows of P'Jem]]", "[[Shockwave, Part I]]", "[[Cease Fire]]")
 
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* The attack by ''Voyager'' on [[Tactical Cube 138]] in [[2376]] created a '''0.06 terahertz''' fluctuation in the cube's ventral [[shield grid]], enough to allow a team aboard the ''[[Delta Flyer]]'' to [[beam]] aboard. ({{VOY|Unimatrix Zero}})
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* In [[2374]], during an attempt to beam [[deuterium]] from beneath a [[Class Y planet]]'s surface, ''Voyager''{{'}}s [[transporter]]'s [[annular confinement beam]] was narrowed to '''.47 terahertz'''. ({{VOY|Demon}})
 
* 327 systems that used '''terahertz''' feeds were known to the [[Federation]] in [[2267]], none of which were used by [[Starfleet]]. ({{TNG|The Mind's Eye}})
 
* The forged [[Federation]] [[phaser rifle]]s created by the [[Romulan]]s, discovered on [[Krios Prime]] and used by [[Kriosian]] rebels, were charged with a [[forced pulse]], '''well into the terahertz range'''. This range is similar with those found in Romulan [[disruptor]]s, which create an inverted initial output spike, with corresponding discharge crystal and emission beam pattern. ({{TNG|The Mind's Eye}})
 
* [[Geordi La Forge]]'s [[VISOR]] operating frequencies were between '''1 Hz and 100,000 THz'''. ({{TNG|The Masterpiece Society}})
 
* A [[gamma scan]] conducted by the crew of the ''Enterprise''-D in [[2368]] had a composite frequency of 2.43 × 10<sup>22</sup> hertz. ({{TNG|Silicon Avatar}})
   
 
==External links==
'''Terahertz = 1 trillion hertz'''
 
 
*{{Wikipedia|Hertz}}
* Three hundred twenty-seven systems are known to the [[Federation]] in [[2267]] that use '''terahertz''' feeds, none of which are used by [[Starfleet]]. ([[TNG]]: "[[The Mind's Eye]]")
 
 
**{{Wikipedia|Terahertz radiation}}
   
 
[[de:Hertz]]
* The forged [[Federation]] [[phaser rifle]]s created by the [[Romulan]]s, discovered on [[Krios Prime]] and used by [[Kriosian]] rebels, were charged with a [[forced pulse]], '''well into the terahertz range'''. This range is similar with those found in Romulan [[disruptor]]s, which create an inverted initial output spike, with corresponding discharge crystal and emission beam pattern. ([[TNG]]: "[[The Mind's Eye]]")
 
  +
[[fr:Hertz]]
 
* [[Geordi La Forge|Geordis]] [[VISOR]] operates frequencies between '''1 Hz and 100,000 THz'''. ([[TNG]]: "[[The Masterpiece Society]]")
 
 
 
*A [[gamma scan]] conducted by the crew of the ''Enterprise-D'' in [[2368]] had a composite frequency of 2.43 * 10^22 hertz. ([[TNG]]: "[[Silicon Avatar]]")
 
 
==External Links==
 
* {{Wikipedia|Hertz}}
 
** {{Wikipedia|Megahertz}}
 
** {{Wikipedia|Gigahertz}}
 
** {{Wikipedia|Terahertz}}
 
 
[[Category:Measurements]]
 
[[Category:Measurements]]
[[de:Hertz]]
 

Revision as of 16:35, 12 November 2014

The hertz is a unit of frequency, named after Earth scientist Heinrich Rudolf Hertz. One hertz is equal to one cycle per second.

Comparative list of frequency

Hertz
Megahertz = 1 million hertz
1 million megahertz is actually equal to 1 terahertz.
Gigahertz = 1 billion hertz
Terahertz = 1 trillion hertz

External links