Çѱ¹DXŬ·´ (KDXC)

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Á¦¸ñ: ¹êµåÆÐ½ºÇÊÅÍ (BPF, band pass filter)
À̸§: HL1XP * http://www.kdxc.net/


µî·ÏÀÏ: 2003-12-08 17:47
Á¶È¸¼ö: 10135


BPF.jpg (49.5 KB)





¹êµåÆÐ½ºÇÊÅÍ (BPF, band pass filter)
µ¿ÀÏÀå¼Ò¿¡¼­ µÎ°³ÀÌ»óÀÇ ¹«Àü±â¸¦ ¿î¿ë ÇÒ ¶§ ¿· ¹«Àü±â¿¡¼­ ¼Û½ÅÀ» Çϸé ÀÌÂÊ¿¡¼­ µ¿ÀϹêµå°¡ ¾Æ´Ñ ´Ù¸¥ ¹êµå¿¡¼­µµ ¼ö½Å»óÅ À϶§ ¹ö¹÷ °Å¸®¸é¼­ ¼ö½ÅÀ» ¸ø ÇÒ Áö°æ±îÁö µÉ¶§°¡ ¸¹ÀÌ ÀÖÁÒ.
±×·± Çö»óÀ» ÃÖ¼Ò·Î °¨¼Ò½ÃÄÑÁÖ´Â Band Pass Filter¶ó´Â °ÍÀÌ Àִµ¥ 2°³ ÀÌ»óÀÇ ¹«Àü±â¸¦ »ç¿ëÇÏ´Â Ex-PeditionÀ̳ª 2 Radio Contest¶§ ¾ÆÁÖ ¿ä±äÇÏ°Ô »ç¿ëµË´Ï´Ù.

20 meter¿ë Band Pass Filter¸¦ ÀåÂøÇϸé 20 meter ¿¡¼­ ¼Û½ÅÀ» ÇÒ ½Ã¿¡´Â 13.900 ¾ó¸¶ºÎÅÍ 14.500 ¾ó¸¶±îÁö¸¸ Åë°ú¸¦ ½ÃŰ°í ±× ÀÌ¿ÜÀÇ ºÎºÐÀº Åë°ú¸¦ ¸ø ½ÃŰ°Ô ²û ÇÏ´Â °ÍÀÔ´Ï´Ù.
¼ö½Å¶§µµ ¸¶Âù°¡Áö·Î ¿ì¸® ¾Æ¸¶Ã߾¼± Á֯ļö¸¸ Á¤»óÀûÀ¸·Î Åë°ú½ÃÄÑ ¼ö½ÅÀ» ÇÏ¸ç ³ª¸ÓÁö ºÎºÐÀº Åë°ú¸¦ ¸ø½ÃŰ°Ô ÇØÁÖÁÒ.
À̰ÍÀº ÄÚÀϰú Äܵ§¼­ÀÇ Á¶ÇÕÀ¸·Î ÀÌ·ç¾îÁö´Â °ÍÀÔ´Ï´Ù.

ÀÌ·± Band Pass Filter´Â »ó¿ëǰÀ¸·Î ¸¸µé¾î Á® ÆÇ¸Å°¡ µÇ°í Àִµ¥ Åë°ú¿ë·® 200Watts ÀÌÇÏÀÇ Á¦Ç°Àº 35ºÒ¿¡¼­ 90ºÒ Á¤µµ·Î °¡°ÝÀÌ »ó´çÈ÷ ºñ½Ñ Æí ÀÔ´Ï´Ù.

À̰ÍÀº °¢ ¹êµå¸¶´Ù µû·Î µû·Î ±¸ÀÔÀ» ÇÏ¿©¾ß ÇÏ¸ç Æ®·£½Ã¹ö¿Í ¾ÈÅ׳ª »çÀÌ¿¡ ÀåÂøÀ» ÇÕ´Ï´Ù.
¸®´Ï¾î ¾ÚÇÁ¸¦ »ç¿ëÀ» ÇÑ´Ù¸é Æ®·£½Ã¹ö¿Í ¸®´Ï¾î¾ÚÇÁ »çÀÌ¿¡ ÀåÂøÀ» ÇÏ¿©¾ß ÇÕ´Ï´Ù.
Åë°ú¿ë·® 200Watts ÀÌÇÏÀÇ Á¦Ç°À» ¸®´Ï¾î¾ÚÇÁ¿Í ¾ÈÅ׳ª »çÀÌ¿¡ ÀåÂøÀ» ÇÏ¿© ¸®´Ï¾î ¾ÚÇÁ¸¦ µ¿ÀÛ½ÃŲ´Ù¸é Band Pass Filter´Â ÄÚÀÏ È¤Àº Äܵ§¼­°¡ ŸµçÁö ¾Æ´Ï¸é µÑ ´Ù ½¡µ¢¾î¸®°¡ µÇµçÁö ÇÒ °ÍÀÔ´Ï´Ù.  

¿î¿ë¹êµå¸¦ Àüȯ½Ã۸é Band Pass Filterµµ ±× ¹êµå¿¡ ¸Â´Â °ÍÀ¸·Î ±³Ã¼¸¦ ÇØ ÁÖ¾î¾ß ÇÕ´Ï´Ù.
±×·¸Áö ¾ÊÀ¸¸é ¼ö½Å °¨µµ°¡ ¹Ì¾àÇØÁö°Å³ª ¼Û½Å½Ã¿¡´Â SWRÀÌ ³ô¾ÆÁ®¼­ Æ®·£½Ã¹ö°¡ °íÀ峪°Å³ª Band Pass Filter°¡ Ÿ¹ö¸± ¼öµµ ÀÖ½À´Ï´Ù.
ÀÏÀÏÀÌ ±³Ã¼°¡ ºÒÆíÇÏ´Ù¸é ¸ÖÆ¼·Î µÈ Band Pass Filter¸¦ »ç¿ë ÇÒ ¼öµµ ÀÖ½À´Ï´Ù.
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