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Signal Generator Ne555 Duty Cycle Adjustable Module Frequency Square Wave Puls
- Item No : 193233259490
- Condition : New
- Brand : Unbranded/Generic
- Seller : cayin35
- Current Bid : US $1.31
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* Item Description
- Main chip: NE555;. 1 x NE555 Duty Cycle and Frequency Adjustable Module Square Wave Rectangular Wave. Output with LED indication (low level ,LED will on; high level, LED will off; low frequency, the LED flashes);.
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