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SparkFun Electronics will be closed on July 3rd, 2015 in observance of Independence Day. Any orders placed after 2:00pm MT on July 2nd will be shipped out after the weekend. Thanks!

elaerico

Member Since: December 19, 2010

Country: United States

  • I have a maybe stupid question. Today I’ve received 2 of this modules, and I need to know if I need a crystal of 434 MHZ or if it works without it.
    Thanks

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