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Electronic Circuit DIY Production Analog Telegraph DIY Spare Parts Welding Training DIY Kit

Electronic Circuit DIY Production Analog Telegraph DIY Spare Parts Welding Training DIY Kit
Electronic Circuit DIY Production Analog Telegraph DIY Spare Parts Welding Training DIY Kit
Electronic Circuit DIY Production Analog Telegraph DIY Spare Parts Welding Training DIY Kit
Electronic Circuit DIY Production Analog Telegraph DIY Spare Parts Welding Training DIY Kit
Electronic Circuit DIY Production Analog Telegraph DIY Spare Parts Welding Training DIY Kit
Electronic Circuit DIY Production Analog Telegraph DIY Spare Parts Welding Training DIY Kit
Electronic Circuit DIY Production Analog Telegraph DIY Spare Parts Welding Training DIY Kit
Electronic Circuit DIY Production Analog Telegraph DIY Spare Parts Welding Training DIY Kit
Electronic Circuit DIY Production Analog Telegraph DIY Spare Parts Welding Training DIY Kit
  • Stock: In Stock
  • Model: ST230038351
  • SKU: ST230038351
$2.99
Ex Tax: $2.99

Available Options

Feature:


Product name: analog transmitter

Supply voltage: DC5V

PCB size: 36*28mm

Note: This kit requires self-assembly


Principle:


This kit consists of NE555 and its peripheral devices to form a time base circuit, the key K controls the power on time, makes the buzzer sound, and simulates the telegraph sound.


Package includes:


1 x DIY Kit


List
Component nameComponent positionQuantity
1/4W Resistor 1KR11
1/4W Resistor 10KR22
1/4W resistor 4.7KR33
Ceramic capacitor 333C11
Ceramic capacitor 103C21
Electrolytic capacitor 100uF/25VC31
5MM red LEDLED1
Touch button 6*6*5MMK1
In-line NE555 chipU11
3x AA battery boxes (battery not included)1
PCB board1




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