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DM700A7D-K22 ±¸ÇØ¡¦
Rx470 or Rx570 µÎÀå
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pcie ŸÀÔ nvme pm¡¦
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ÁøÆø ±×¸²±¸Çϴ¹æ¹ýÁ» ¾Ë·ÁÁÖ¼¼¿ä.
ÇÑŵ¿
2009-10
2009-10-31 11:06:53
Á¶È¸ 8946 Ãßõ 0
Çб³¿¡¼ ¸ÖƼ¹Ìµð¾î °ú¸ñÀ» µè´Âµ¥¿ä.
°íµù´ë µè´ø ¼öÇÐ? ¹°¸®? ´Ù ±î¸Ô¾î¼...
y=10cos(2ÆÄÀÌt+10ÆÄÀÌ)¿¡¼
ÁøÆø, Áøµ¿¼ö, À§»ó, radian requency¸¦ ±¸ÇÐ ±×¸®´Â ¹æ¹ý Á» ¾Ë·Á ÁÖ¼¼¿ä.
¾Æ´Â °Å¸¸ÀÌ¶óµµ ¾Ë·ÁÁÖ¼¼¿ä.
ªÀº±Û Àϼö·Ï ½ÅÁßÇÏ°Ô.
Á¤Èñ¼·
2009-10
cos x ±×·¡ÇÁ°¡
ÁÖ±â 2 pi, ÃÖ´ë 1 ÃÖ¼Ò -1 ÀÌ´Ï
10 cos 2x ´Â
ÁÖ±â pi , ÃÖ´ë 10 ÃÖ¼Ò -10 À̱¸¿ä.
10 cos ( 2x + 10 pi ) ´Â
ÁÖ±â pi , ÃÖ´ë 10 ÃÖ¼Ò -10 Àº ¶È°°Àºµ¥ x = 0 ºÎÅÍ ½ÃÀÛÀ̶ó¸é 10 cos ( 2x ) ÀÇ ±×·¡ÇÁ¸¦ -10 pi ºÎÅÍ ±×¸®½Ã¸é µË´Ï´Ù.
Áøµ¿¼ö (frequency) ´Â 1 / T À̴ϱî 1 / pi [Hz] °¡ µÇ°Ú³×¿ä. À§»óÇÏ°í ¶óµð¾È ¾î¼±¸´Â Àß ¸ð¸£°Ú±º¿ä ^^;
cos x ±×·¡ÇÁ°¡ ÁÖ±â 2 pi, ÃÖ´ë 1 ÃÖ¼Ò -1 ÀÌ´Ï 10 cos 2x ´Â ÁÖ±â pi , ÃÖ´ë 10 ÃÖ¼Ò -10 À̱¸¿ä. 10 cos ( 2x + 10 pi ) ´Â ÁÖ±â pi , ÃÖ´ë 10 ÃÖ¼Ò -10 Àº ¶È°°Àºµ¥ x = 0 ºÎÅÍ ½ÃÀÛÀ̶ó¸é 10 cos ( 2x ) ÀÇ ±×·¡ÇÁ¸¦ -10 pi ºÎÅÍ ±×¸®½Ã¸é µË´Ï´Ù. Áøµ¿¼ö (frequency) ´Â 1 / T À̴ϱî 1 / pi [Hz] °¡ µÇ°Ú³×¿ä. À§»óÇÏ°í ¶óµð¾È ¾î¼±¸´Â Àß ¸ð¸£°Ú±º¿ä ^^;
ALpha
2009-10
2*pi*t + 10*pi °¡ À§»ó ¾Æ´Ñ°¡¿ë ?
±×¸®°í radian requency ´Â ¾Æ¸¶ radian frequency °°Àºµ¥ °¢Áøµ¿¼ö¶ó°í
ÁֱⰡ 2pi´Ï±î T·Î ³ª´©¸é 2pi / (1/pi) ´Ï±î 2pi^2 .. °¡ °¢Áøµ¿¼öÀΰ¡¿ä ?
¸Â´ÂÁö Ʋ¸®´ÂÁö ¸ô¶ó¿ä .. ÈëÈë
2*pi*t + 10*pi °¡ À§»ó ¾Æ´Ñ°¡¿ë ? ±×¸®°í radian requency ´Â ¾Æ¸¶ radian frequency °°Àºµ¥ °¢Áøµ¿¼ö¶ó°í ÁֱⰡ 2pi´Ï±î T·Î ³ª´©¸é 2pi / (1/pi) ´Ï±î 2pi^2 .. °¡ °¢Áøµ¿¼öÀΰ¡¿ä ? ¸Â´ÂÁö Ʋ¸®´ÂÁö ¸ô¶ó¿ä .. ÈëÈë
¼ÅÂÀ±
2009-10
ÁøÆø(amplitude): 10
Áøµ¿¼ö(frequency): (2*pi)/(2*pi)=1
radian frequency: 2*pi*Áøµ¿¼ö=2*pi
À§»ó(phase): °©ÀÚ±â Á¤È®ÇÏ°Ô »ý°¢ÀÌ ¾È³ª³×¿ä ¹®Á¦¿¡¼´Â 10*pi °¡ ´äÀÌ µÉ°Í °°½À´Ï´Ù.
±×¸²Àº 10¿¡¼ ½ÃÀÛÇؼ -10À¸·Î ³»·Á°¡´Â cos±×·¡ÇÁ¸¦ ±×´ë·Î ±×¸®½Ã¸é µË´Ï´Ù.
10*pi¸é ÁÖ±âÀÇ ¹è¼ö¸¸Å À̵¿À̱⠶§¹®¿¡ ÆÄÇü¿¡´Â º¯È°¡ ¾ø½À´Ï´Ù.
½Ã°£ 0.25À϶§ 0, 0.5À϶§ -10À» ±×¸®½Ã°í 1À϶§ ´Ù½Ã ÁøÆø10À» ±×¸®½Ã¸é µË´Ï´Ù.
ÁøÆø(amplitude): 10 Áøµ¿¼ö(frequency): (2*pi)/(2*pi)=1 radian frequency: 2*pi*Áøµ¿¼ö=2*pi À§»ó(phase): °©ÀÚ±â Á¤È®ÇÏ°Ô »ý°¢ÀÌ ¾È³ª³×¿ä ¹®Á¦¿¡¼´Â 10*pi °¡ ´äÀÌ µÉ°Í °°½À´Ï´Ù. ±×¸²Àº 10¿¡¼ ½ÃÀÛÇؼ -10À¸·Î ³»·Á°¡´Â cos±×·¡ÇÁ¸¦ ±×´ë·Î ±×¸®½Ã¸é µË´Ï´Ù. 10*pi¸é ÁÖ±âÀÇ ¹è¼ö¸¸Å À̵¿À̱⠶§¹®¿¡ ÆÄÇü¿¡´Â º¯È°¡ ¾ø½À´Ï´Ù. ½Ã°£ 0.25À϶§ 0, 0.5À϶§ -10À» ±×¸®½Ã°í 1À϶§ ´Ù½Ã ÁøÆø10À» ±×¸®½Ã¸é µË´Ï´Ù.
¸ù¸ù
2009-11
wolfram alpah ¿¡ °¡¼ ¼ö½Ä³Ö¾îº¸¼¼¿ä.
±×·¡ÇÁ±îÁö ´Ù ³ª¿É´Ï´Ù
http://www.wolframalpha.com/input/?i=y%3D10cos%282
*pi*t%2B10*pi%29
¹é¹®ÀÌ ºÒ¿©ÀÏ°ß
wolfram alpah ¿¡ °¡¼ ¼ö½Ä³Ö¾îº¸¼¼¿ä. ±×·¡ÇÁ±îÁö ´Ù ³ª¿É´Ï´Ù http://www.wolframalpha.com/input/?i=y%3D10cos%282*pi*t%2B10*pi%29 ¹é¹®ÀÌ ºÒ¿©ÀÏ°ß
ÀåÅÂÁÖ
2009-11
http://www.walterzorn.com/grapher/grapher_e.htm
±èÇöÈ£´ÔÀÌ ÃßõÇÑ »çÀÌÆ®¿Í ºñ½ÁÇÑ »çÀÌÆ®ÀÔ´Ï´Ù.
http://www.walterzorn.com/grapher/grapher_e.htm ±èÇöÈ£´ÔÀÌ ÃßõÇÑ »çÀÌÆ®¿Í ºñ½ÁÇÑ »çÀÌÆ®ÀÔ´Ï´Ù.
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P3TDDE »ç¿ë Áß 2°¡Áö ¹®Á¦Á¡ ¹®ÀÇ...À¯Àú´Ôµé ´ä±Û ¹Ù¶ø´Ï´Ù.
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2003-07
8949
41
P3TDDE »ç¿ë Áß 2°¡Áö ¹®Á¦Á¡ ¹®ÀÇ...À¯Àú¡¦
(1)
2003-07 8949
1
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96357
ecc ·¥À» ²À »ç¿ëÇØ¾ß Çմϱî?
(8)
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2004-02
8949
2
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(8)
2004-02 8949
1
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96356
[ÇØ°á] Recuva¸¦ ÀÌ¿ëÇؼ Áö¿öÁøÆÄÀÏ º¹±¸ÁßÀε¥ Æú´õ±¸Á¶±îÁö º¹±¸ÇÒ¼ö ÀÖ´Â À¯Æ¿¡¦
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2017-06
8949
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(2)
2017-06 8949
1
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96355
[Áú¹®] µà¾ó ½Ã½ºÅÛ Ãßõ¹Ù¶ø´Ï´Ù...amd °í¼ö´Ô..ºÎŹµå¸³´Ï´Ù..
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2003-08
8949
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(3)
2003-08 8949
1
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96354
SATA ÄÁÆ®·Ñ·¯¿¡ SAS Çϵ带 ¹°·Á¼ »ç¿ëÇϸé....
(3)
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2010-11
8948
0
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(3)
2010-11 8948
1
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96353
hp/dell ¿öÅ©½ºÅ×À̼ÇÀÌ Á¶¸³º¸´Ù ¼º´ÉÀÌ ¶³¾îÁú ÀÌÀ¯°¡ ÀÖÀ»±î¿ä?
(28)
codubob
2016-01
8948
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(28)
2016-01 8948
1
codubob
96352
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2003-10
8948
4
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2003-10 8948
1
¹ÚÁ¤Èñ
96351
À̺£ÀÌ °æ¸Å ¹°Ç° ¹®ÀÇ intel 990 CPU°¡ ¸Â´Â °Ç°¡¿ä?
(6)
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2010-05
8948
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(6)
2010-05 8948
1
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96350
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(8)
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2004-02
8947
71
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(8)
2004-02 8947
1
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96349
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(5)
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2009-10
8947
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(5)
2009-10 8947
1
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96348
GTX 760 vs Äõµå·Î K620 ?
(3)
motion
2015-04
8946
0
GTX 760 vs Äõµå·Î K620 ?
(3)
2015-04 8946
1
motion
96347
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2003-09
8946
5
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(10)
2003-09 8946
1
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96346
°³Àο뵵·Î vdi ±¸ÃàÇؼ ¾²½Ã´Â ºÐ ÀÖ³ª¿ä?
(3)
ÀÌÀÌÅ©
2013-10
8946
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(3)
2013-10 8946
1
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96345
3M emi shielding tape ±¸ÀÔ °¡´É ÇÒ±î¿ä
(2)
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2011-05
8946
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3M emi shielding tape ±¸ÀÔ °¡´É ÇÒ±î¿ä
(2)
2011-05 8946
1
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96344
[Áú¹®] Nvidia FX5600 128MB¿Í µ¿ÀϱÞÀÇ ATiÄ«µå´Â ¸ðµ¨ÀÌ ¾î¶»°Ô µÇ³ª¿ä?
(4)
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2003-12
8946
12
[Áú¹®] Nvidia FX5600 128MB¿Í µ¿ÀϱÞÀÇ A¡¦
(4)
2003-12 8946
1
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96343
GPU ·»´õ¸µ½Ã GTX580°ú Äõµå·Î 5000, 6000ÀÇ ¼º´ÉÂ÷ÀÌ°¡ ¾ó¸¶³ª ³¯±î¿ä?
(2)
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2012-03
8945
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2012-03 8945
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96342
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2003-12
8945
6
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2003-12 8945
1
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96341
AHCI º¯°æ¹ý
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2011-03
8945
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2011-03 8945
1
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96340
RAID-1ÀÇ ¾ÈÀü¼ºÀº »ý°¢º¸´Ù ³ôÁö ¾Ê½À´Ï´Ù.
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ZSNET5
2016-04
8945
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2016-04 8945
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96339
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2004-05
8945
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2004-05 8945
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ÁÖ±â 2 pi, ÃÖ´ë 1 ÃÖ¼Ò -1 ÀÌ´Ï
10 cos 2x ´Â
ÁÖ±â pi , ÃÖ´ë 10 ÃÖ¼Ò -10 À̱¸¿ä.
10 cos ( 2x + 10 pi ) ´Â
ÁÖ±â pi , ÃÖ´ë 10 ÃÖ¼Ò -10 Àº ¶È°°Àºµ¥ x = 0 ºÎÅÍ ½ÃÀÛÀ̶ó¸é 10 cos ( 2x ) ÀÇ ±×·¡ÇÁ¸¦ -10 pi ºÎÅÍ ±×¸®½Ã¸é µË´Ï´Ù.
Áøµ¿¼ö (frequency) ´Â 1 / T À̴ϱî 1 / pi [Hz] °¡ µÇ°Ú³×¿ä. À§»óÇÏ°í ¶óµð¾È ¾î¼±¸´Â Àß ¸ð¸£°Ú±º¿ä ^^;
±×¸®°í radian requency ´Â ¾Æ¸¶ radian frequency °°Àºµ¥ °¢Áøµ¿¼ö¶ó°í
ÁֱⰡ 2pi´Ï±î T·Î ³ª´©¸é 2pi / (1/pi) ´Ï±î 2pi^2 .. °¡ °¢Áøµ¿¼öÀΰ¡¿ä ?
¸Â´ÂÁö Ʋ¸®´ÂÁö ¸ô¶ó¿ä .. ÈëÈë
Áøµ¿¼ö(frequency): (2*pi)/(2*pi)=1
radian frequency: 2*pi*Áøµ¿¼ö=2*pi
À§»ó(phase): °©ÀÚ±â Á¤È®ÇÏ°Ô »ý°¢ÀÌ ¾È³ª³×¿ä ¹®Á¦¿¡¼´Â 10*pi °¡ ´äÀÌ µÉ°Í °°½À´Ï´Ù.
±×¸²Àº 10¿¡¼ ½ÃÀÛÇؼ -10À¸·Î ³»·Á°¡´Â cos±×·¡ÇÁ¸¦ ±×´ë·Î ±×¸®½Ã¸é µË´Ï´Ù.
10*pi¸é ÁÖ±âÀÇ ¹è¼ö¸¸Å À̵¿À̱⠶§¹®¿¡ ÆÄÇü¿¡´Â º¯È°¡ ¾ø½À´Ï´Ù.
½Ã°£ 0.25À϶§ 0, 0.5À϶§ -10À» ±×¸®½Ã°í 1À϶§ ´Ù½Ã ÁøÆø10À» ±×¸®½Ã¸é µË´Ï´Ù.
±×·¡ÇÁ±îÁö ´Ù ³ª¿É´Ï´Ù
http://www.wolframalpha.com/input/?i=y%3D10cos%282*pi*t%2B10*pi%29
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