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    NE555 Adjustable Frequency Pulse Generator Module gm

    • Item No : 305125362330
    • Condition : New
    • Brand : Unbranded
    • Seller : *foosoo
    • Current Bid : US $1.00

    • * Item Description

    • Onboard NE555 IC. single channel signal output, the output duty cycle about 50% square wave. NOTE:Can not adjust duty ratio, can only adjust frequency.
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