ؼ(Polarity) ߿伺 - I
ؼ ߴ ؼ ִ

ؼ(Polarity)̶

ؼ(Polarity) ֽϴ. Ⱑ 帣 ̺ μ(Line), ߼(Neutral), (Ground) Ǿ ֽϴ. (AC) ڱ Line(Live) ⸦ ޾Ƶ鿩 Neutral(Return) ֵ ȸθ մϴ. , Ⱑ ͼ  ְ ؼ(Polarity)̶ Ѵ, Ͻø ˴ϴ. 

IEC ڷ Ϲ

ýۿ ؼ ߿

ؼ

ؼ 쿡 ۼַƮ忡 ִ ڷ Դϴ.

ٸ ؼ ° Ŀڵ带 ¿, ⿡ ؼ ݴ Ŀڵ带 Ŵ´ٸ ޶ ȴ( Ʈ ޶ ). ̷ Ǹ ⸦ Ŀ 帣µ(Ⱓ ٸ ) ̰ ٷ ׶ (Ground Loop)̰, ̴ (Harmonic) μ ġ ǿ ش. ؼ ߸ Ⱦ ͵ ׶ 60Hz ȣ ̶ ִ 

: ۼַƮ . 2017 32
https://www.theabsolutesound.com/articles/tip-of-the-month-ac-polarity/

ؼ(Polarity) (Phase)

̵ ȥϴ ؼ(Polarity) (Phase)Դϴ. ؼ ٸ Դϴ. ؼ ȸ´ 180 Ʋ (Out of Phase)ó ̰ ʽϴ.  ǿ ؼ 鸮⵵ մϴ. ؼ ȸ ǿ ġ ˴ϴ. ؼ ˾ƺڽϴ.

ؼ AC, DC شǸ AC ش ˴ϴ. ؼ , Ⱑ  Line(L) κ Neutral(N) ٲ ̾߱ϸ, ȣ +(÷), -(̳ʽ) 180 ٲ ̾߱մϴ.

Out of Phase

Ŀ̺ + - ݴ (Phase) ٲ ƴ϶ ؼ(Polarity) ٲ Դϴ. ׸ ٲ ؼ (Out of Phase) ˴ϴ. ؼ ޸ (Phase) ð ֽϴ. Ŀ̺ ٲ 180 (Out of Phase) Ǵ Դϴ.

Phase Shift

ؼ ۿϴ ſ Դϴ. Ŀ ؼ ٸ ū Ǿ ֽϴ. ŭ (Delay) ٸ ֱ Դϴ. Ŀ Ҹ ª ȣ ũ ְ ˴ϴ. ª ŭ ȿ ﰢ Ÿ Դϴ. ׷ ĥų Ǵ Ÿ ˴ϴ. ׷ó ؼ 180 ̰, ð(Delay Time) ļ (ְ)ǰ ˴ϴ.

ؼ ȭ

̸ ϸ ؼ(Polarity) ȸ ȣ (Phase) ָ, ý Ground Loop ǰ, 60Hz ߻ϴ (Harmonic) ߻Ͽ ظ ģٴ Դϴ.

ũ(Peak) (Dip)

ؼ ȸ¾ ִ ǿ ýۿ ٸ Ÿϴ. ̾߱Ͽ Ư 뿪 ְ(Dip Peak) ߻ϴ ̹Ƿ, ְ 뿪 ġ κ Ҹ(Dip)ǰų (Peak)DZ Դϴ.


ؼ üũ

Ϲ ڵ ؼ ̹ ׽ͱ⸦ ̿Ͽ ڵ忡 մϴ. Ⱑ ùٸ ؼ Ǿٴ մϴ. ⿡ ؼ ݴ Ǿִ 찡 ֽϴ. Ȯ ؼ ߽÷ Ʒ ܰ ϸ ˴ϴ.

ڵ忡

  1. Դϴ.
  2. Ƽǿ ڵ带 ̹ ׽ͱ⸦ ̿Ͽ IECڸ ֺ ¿ ڿ ̳ ̹ մϴ.
  3. ʴڿ ̵ų Ƽǿ ڵ 180 ٲ㼭 ˴ϴ.
    Ground - Line(Live) ʿ ; մϴ.

ڵ Ǵ Ⱑ ؼ ۵Ǿٴ մϴ. ⿡ ؼ ݴ Ǿִ 쵵 ֽϴ. ׷ Ȯϰ ؼ ߴ Ʒ ϴ.

  1. ׽ͱⰡ ʿմϴ.
  2. Ŀ̺, Ŀ ϰ ڵ常 մϴ.
  3. ׽ͱ "AC" ϴ.
  4. ڸ տ ڸ  ˽ŵϴ.
  5. ׽ͱ⿡ ڸ Ƽǿ ACڸ ݴ Žϴ.
  6. 5 մϴ.
  7. ߿ ڰ ° ùٸ ؼԴϴ.
    (2.022V) ؼ ´ Դϴ.

ͷ

  1. ͼ մϴ.
  2. DZⰡ Ͽ () õմϴ.
  3. Ʒ ׸ó Ʈ Ȯϰ մϴ.

ܻ

  • 幮 ̱ Ⱑ ð ؼ ڹٲ 쵵 Ͽϴ. DACµ 30 ؼ 쵵 ־ϴ. ü 𸣰 ׷ Ȳ ܷ մϴ.
  • ڵ ü ݵ鵵 , äκ ٸ ݵ ֽϴ. , ̿ø, ǾƳ, 巳 ִٸ , ̿ø ε ǾƳ 巳 ݵ鵵 ֽϴ. ׷ δ Ǵϱ Ͽ ݿ ִ ͼ ׽ƮϽô ϴ.

ؼ ȸ¾ ȭ

ڵ ؼ Ŀ̺ ؼ ȸ¾ Ÿ ٸϴ. Ŀ̺ (Out of phase) ̰ , ڵ ؼ ٲ ýۿ, ȯ濡 , پ · Ÿ ˴ϴ. и ٴ Դϴ.

κ մϴ. ŭ ܴų 簨 ְ, ټ 鸱 ֽϴ. ؼ ׶ (Ground Loop) ̿ 60Hz -߿밡 ְǰ, Ŀ̺ ؼ (Out of Phase) ϰ ˴ϴ.

߿

ġ ų ε巯ϴ. Ȯϰ (Focusing) ʰ ų ּ⵵ մϴ. ý̳ ݿ ȭϰ ϰ 鸮⵵ մϴ. (60Hz, 120Hz, 180Hz...) ߰ (Phase) ð ̷ ߿밡 ų ְ ߻ϰ ˴ϴ.

ϸ鼭 ϰ 鸮⵵ մϴ. ϸ ڼ̰ Ҷ, ̿ (Focusing) 鸮 ˴ϴ. ߸ ؼ ̿ ΰ ޽ϴ. ؼ ߸Ǹ -ǰų , ϰ ⵵ մϴ.

, Ŀ, äκи

ؼ ߸Ǹ κ ϴ. ý  ̿ø Ҹ η ö󰡸鼭 ġ ÷ ٲ ٴϴ غ Դϴ. ְ ؼ ȸ ֹ Ȯ ϴ. ޹ ʽϴ. (Phase Shift) ¿ ä и(Channel Separation) ݴϴ. Ȯϰ ȸ° 鸮ų ġ ϰ ˴ϴ. Ȯ Ŀ ʰ DZ ġ ̵ϸ 鸮 ˴ϴ. и ȵǰ ü

(Imaging)

ؼ ȸ ũⰡ Ŀϴ. ߽ɺ е ֺΰ ⵵ մϴ. ġ Ȯϰ ʰ ʿ ΰ 鸮⵵ մϴ.

. Ȯϰ ϰ ѿ ȥŹ  ֺη

 

ڷ : ؼ(Polarity) ߿伺 - II - ؼ ȭ