The coupler induces and couples high-frequency electromagnetic energy created by the generator into the bulb, which makes the air inside the bulb cumulatively ionized into plasma. 耦合器裝於燈泡內，通過饋線與高頻發生器連接，將高頻發生器所產生的高頻電磁能感應耦合到燈泡內，使燈泡內的氣體雪崩電離形成等離子體。
The coupler induces and couples high-frequency electromagnetic energy created by the generator into the bulb, which makes the air inside the bulb cumulatively ionized into plasma. 耦合器裝於燈泡內，通過饋線與高頻發生器連接，將高頻發生器所產生的高頻電磁能感應耦合到燈泡內，使燈泡內的氣體雪崩電離形成等離子體。
