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Current Sensor 30 Amp
Current Sensor 30 Amp
$8.95


Arduino Pro
Arduino Pro
$19.95


Seeeduino Mega
Seeeduino Mega
$43.00


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Welcome to Hacktronics


Hello electronics hackers.  hacktronics.com was started in San Diego, California by embedded computing/electronics enthusiasts. We created this site to help you get the components you need to create your projects fast.  We specialize in the Arduino platform.  Take a look at our Arduino tutorials.
 
 
 
Solderless BreadBoard - Split power railsArduino Ethernet Shield

7 Segment Blue LED Display
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7 Segment Blue LED Display

Price per Unit (piece): $1.95

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Blue 7 segment LED.  Can display 0 - 9, along with a decimal point at the end.

Common Cathode

Forward Voltage 3V - 3.2V
Forward Current 15 - 20 mA (each segment)

See our Arduino 7 segment tutorial.

 

arduino seven segment display diagram


arduino seven segment pins
LED Diagram

 

 


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