[aprssig] NE567 tone detector (help)

John Mc Hugh johnk.mchugh at att.net
Wed Dec 14 09:56:37 CST 2005

>>>>John Magliacane <kd2bd at yahoo.com> 12/13/05 5:23 PM >>>
>>For the LM567, it is.  I think the CMOS version runs
>>the VCO at twice the detection frequency.

What is the CMOS version part number?

John, K4AG

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