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50MHz Crystal Oscillator Frequency Counter Tester DIY Kit 5 Digits Resolution

50MHz Crystal Oscillator Frequency Counter Tester DIY Kit 5 Digits Resolution

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This frequency counter DIY kit is easy to install and debug. Its frequency range is 1Hz-50MHz.

Designed to measure the oscillation frequency of most crystal oscillators.
Based on PIC microcontroller, can measure frequency from 1Hz to 50MHz.
Five digits accuracy, for example: x.xxxx kHz, x.xxxx MHz, or xx.xxx MHz.
Optional power-saving mode: can automatically turns the display off if the frequency didn't change significantly within 15 seconds.
General USB interface can be used for power supply, external power supply or 9V battery also can be used.
Very low component count: a PIC 16F628, 5 7-segment LED displays, a 20-MHz crystal and a few resistors.
Simple construction, compact design, easy to install and debug.

Installation Detail:

Pictures of testing process are just for reference, please in kind prevail!

Material: PCB
Color: Red
Frequency Range: 1Hz-50MHz
Assembled Item Size: 8 * 5.5 * 0.7cm / 3.2 * 2.2 * 0.3in
Package Size: 12.5 * 9 * 2cm / 4.9 * 3.5 * 0.8in
Package Weight: 34g / 1.2oz

Package List:
1 * Frequency Counter


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Customer Reviews

Average Rating:


based on 68 Customer Reviews

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  • By m***s

    November 26, 2017

    Perfect transaction! Many Thanks!!

    Is this helpful? (0) (0)

  • By s***r

    November 21, 2017

    Very good, useful unit but alas, no schematic or info on using.

    Is this helpful? (0) (0)

  • By w***r

    October 20, 2017

    Ware ok wie beschrieben,sehr schnelle Lieferung ,bei Bedarf immer wieder.

    Is this helpful? (0) (0)

  • By p***5

    April 14, 2017

    Great seller, quick delivery and well packed!

    Is this helpful? (0) (0)

  • By e***o

    January 5, 2016

    Magnífico vendedor. Rápido y eficiente. ++++++++++++++++++++++++++++++++

    Is this helpful? (0) (0)

  • By m***c

    December 29, 2015

    ok all received five-star right

    Is this helpful? (0) (0)

  • By m***r

    December 23, 2015

    Item as described, promptly delivered. Highly Recommended

    Is this helpful? (0) (0)

  • By i***o

    December 21, 2015


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  • By v***s

    December 18, 2015

    product arrived, thank you very much

    Is this helpful? (0) (0)

  • By m***c

    December 18, 2015

    Alles in bester ordnung

    Is this helpful? (0) (0)

  • By r***r

    September 29, 2015

    alles prima gelaufen

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  • By p***r

    September 28, 2015

    as described packaged well shipped promptly

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  • By b***e

    September 25, 2015

    alles ok

    Is this helpful? (0) (0)

  • By j***4

    September 25, 2015

    Matériel reçu Ok

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  • By v***s

    September 24, 2015

    immer wieder, sehr schnelle lieferung, 100pro seller

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  • By r***n

    September 24, 2015

    Good condition, fast shipping. Thanks a lot!

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  • By a***3

    September 12, 2015

    OK Thanks

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  • By b***0

    September 11, 2015

    Gute Ware,guter Preis,schnelle Lieferung,keine Probleme

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  • By m***l

    September 5, 2015


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  • By m***e

    September 4, 2015

    Excellent,perfect ,smooth transaction, deal with confidence.

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