PHPWIND
HELLOCQ
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weed:试了用万能胶和502封固,发现这些胶都吃Q值的,在几百K的时候封固与不封固的Q值可以相差60多。看来只能试用高频蜡了。[图片] (2022-06-14 21:14)
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BG7IM:也用过叫高频漆的,成分是丙烯酸树脂,桶装没小罐的,这种百把几百KHz的,环氧树脂可以,有小罐的 (2022-06-15 22:46)