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ASEK-1-32.768KHZ-E-J
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ABS632.768KHZ4T - 32.768kHz SMD LOW PROFILE CRYSTAL - Abracon Corporation
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在低频125KHz和134KHz的天线线圈中,主要涉及Q值的问题。在频率达到的前提下,怎样的设计可以让读卡器和芯片线圈的Q值最好。标签线圈的Q值太低,可能会影响写入数据和读卡距离。大家有什么好的想法吗
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WCSMCF-32.768KHZ-6 - 4 Pad Ceramic SMD Package - MMD Components
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WCSMCFC-32.768KHZ-6 - 4 Pad Ceramic SMD Package - MMD Components
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