Published:2011/6/9 3:59:00 Author:Vicky | Keyword: Frequency Calibrator, | From:SeekIC
A Frequency Calibrator can be made by utilizing frequency lock, feature of PLL (Phase Locking Loop), whose circuit composition isas shown in thepicture. The circuit of Frequency Calibrator is composed of the amplifier and shaping circuit of input signal, generator circuit of standard frequency signal, comparative detection circuit of frequency signal, and indication circuit of test results.
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