Quatz Tester
A small project to test the quatz of the drawer
To realize this project:
-9V Frequency Meter 500mhz High Precision Reader RF Radio Frequency Measuring Instrument
https://www.banggood.com/9V-Frequency-Meter-500mhz...
-1xCI CD4069
-1x14 broches support CI
-transistor 2N2222 et BC547
-2x 1N4148
-resistance 1K,33K
-capacité 2x1nF,1x100pF,1x470pF
-1xLed blue
-1xPCB Veroboard
-Single Row 2.54mm Round Female Header Pin
https://www.banggood.com/20pcs-40-Pin-Single-Row-2...
-2x 2 Gear 3 Pin Toggle Switch Slide Switch Interruptor On-Off Horizontal
https://www.banggood.com/100pcs-SS12d00G4-2-Gear-3...
-1xBNC
to power:
-3.7V 9V 5V 2A Adjustable Step Up 18650 Lithium Battery Charging Discharge Integrated Module
https://www.banggood.com/3_7V-9V-5V-2A-Adjustable-...
-3.7 V LIPO batterie 420 mAh
Plan of the quartz oscillator
visite:https://www.f4huy.fr/?p=1957 and http://electronicboard.blogspot.com/2012/09/verifi...
My schema
