AK-130 D.I.Y Frequency Counter/Crystal Tester

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AK-130 D.I.Y Frequency Counter/Crystal Tester

This kit will give the user the opportunity to test the frequency of a crystal. The various features of this kit such as adding or subtracting an offset frequency, which can be accessed through its programming mode, will also allow you to use this device in a shortwave receiver or transceiver. This kit is also certainly a perfect choice for those who wish to improve their soldering technique since there are different components to solder. The package also includes a colored guide in which the features of the kit are explained in detail. This guide can be found in the “Attachments” tab above.

Batteries or Adapter Not Included with the kit.



  • 1kΩ ¼ Watt Resistor (9 pcs)
  • 10kΩ ¼ Watt Resistor (2 pcs)
  • 100kΩ ¼ Watt Resistor (1 pcs)
  • Custom P.C.B (1 pcs)
  • 7-Segment L.E.D Display (5 pcs)
  • PIC Micro Controller (1 pcs)
  • 18 Pin IC Socket (1 pcs)
  • 22 pF Ceramic Capacitor (3 pcs)
  • 104 µF Capacitor (2 pcs)
  • Female DC Barrel Jack (1 pcs)
  • 1N4148 Switching Diode (4 pcs)
  • Crystal Oscillator (1 pcs)
  • 4 Pin Switch (1 pcs)
  • 3 Pin Headers (1 pcs)
  • NPN Transistors (3 pcs)
  • Capacitor with Step (1 pcs)

AK-130 Schematic (ak-130_schematic_.pdf, 1,011 Kb) [Download]

AK-130 Guide (Guide_Crystal_Tester_Frequency_Counter_EN.pdf, 593 Kb) [Download]

Notice for California Residents: Warning symbolWARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov