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7107 digital voltmeter-DIY

 
Overview

The imitation is: Taobao: Wuliu Electronics Online Store. ICL7107 digital voltmeter meter electronic production DIY kit, 1-inch digital tube source ore radio forum: QQQQQQQ's new 1-inch digital tube, because the PCB is rarely painted, resulting in direct painting An error occurred on the PCB, which has been corrected and verified to be used normally.
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Update:2025-06-19 09:01:11

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