Metal Detector Kit DIY DC 3V-5V Non-contact Sensing Solder Practice PCB & Parts

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~~৳300~~ ৳270

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SKU : MK0095

Brand : MakersBD

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Stock : 24

Specification

Installation steps:

Step 1: Install metal film resistor R1=200K; R2=2K; R3=470ohm.

Step 2: Install capacitors: C1,C4=104pF; C2,C3=222pf:C5=100uF.

Step 3: Install two S9012s on Q2 and for Q3; Install 1 on Q1

S9018:; Install a potentiometer on VR1.

Step 4: Install the LED with the long foot as the positive pole, corresponding to the square pad mounted on the board.

Step 5: Install the buzzer and power outlet.

Features:

*Brand new and high quality.

*This is a DIY kit that you will need to assemble yourself.

*Made of high quality metal materials,, long service life.

*A perfect DIY metal detector electronics kit for beginners to practice welding.

*Easy to install and uninstall.

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