30歲蘇小姐準備要結婚，對臉上難消的青春痘和痘疤，感到非常焦慮，使用外用的消炎抗菌藥膏，但不滿意治療效果，求診中醫大新竹附設醫院，經中醫科醫師吳佩芸3個月的中藥治療後，臉部皮膚光滑，就算偶爾因生理期或熬夜零星冒出幾顆青春痘也可以很快消退。

吳佩芸表示，青春痘是痤瘡的俗名，主要型態包含粉刺、丘疹、膿包、硬塊結節等，通常集中在臉上、胸口和背部，好發於青春期的青少年，但現在也越來越常在成年人身上看到。

The horn antenna has a distinctive design that is enlarged towards the end. Horn antennas typically feature a directional radiation pattern with a high antenna gain of 10-20 dBi, some antennas have a higher gain such as the standard horn antenna up to 25 dBi. Horn antennas feature a low VSWR and a wide impedance bandwidth.

Double Ridged Horn Antennas are very popular from 200 MHz frequency to higher frequencies up to 40GHz. We have recently extended the usage frequency of this antenna up to 60 GHz.

This antenna's operating frequency has recently been increased to 60 GHz. The research process for the product line is still ongoing but is planned to be completed this year. To receive the most recent price and technical information on the new product, please contact us for more information.

Double Ridged Horn Antennas are suitable for both transmitting and receiving purposes, with applications:

• - Antenna measurement
• - Communication systems
• - Satellite tracking systems
• - Radar Detection System
• - Surveillance System
• - Electromagnetic Compatibility Testing (EMC test)

Recommended Accessories

• - Antenna Tripod: easy and fast-changing position. 100% stable after installing.
• - SMA Cable: High-quality special SMA cable

Learn More 

SUMMARY TABLE OF DOUBLE-RIDGED HORN ANTENNA (HA-SERIES) 

青春痘的出現主要是因油脂分泌過多，使得毛孔阻塞及角質化，進而造成發炎紅腫。荷爾蒙的波動、飲食、壓力、藥物、清潔方式、天氣等原因都有可能會使臉部油脂分泌增加，熬夜、飲水不足、高熱量食物、炸物、甜食都很容易引發青春痘。

本篇文章引用自此: https://www.chinatimes.com/realtimenews/20241028002536-260418

Fei Teng Wireless Technology Co. Ltd

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