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Components

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  PC817 Optocoupler / Optoisolator

  This Optocoupler, also known as an optoisolator, is used to transfer electrical signals between 2 isolated circuits via light. Inside the optocoupler there is a photo-emitter and receiver that sends the signals from one circuit to the other. Useful for controlling large loads via microcontroller.

  
  

  $2.49
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  Bakelite Potentiometer Cap 6mm

  Potentiometer knob cap that fits 6mm potentiometers. Bakelite knobstyle.

  
  

  $3.99
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  INA125 Instrumentation Amplifier

  This amplifier is useful for instrumetational signals such as with load cells.

  
  

  $6.99
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  XOR Gate: 74HC86

  This chip includes 4 basic digital logic XOR gates. Each XOR gate takes in 2 inputs on the left side of the chip and gives out a HIGH output on the right side of the chip if input 1 OR input 2 is HIGH but not both. 

  
  

  $1.99
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  Ultrasonic Humidifier Mist...

  Generate mist with this ultrasonic mist generator. Great for humidifiers and cooling smoky mist effects.

  
  

  $7.95
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  BD139 NPN Transistor 80V 1.5A

  BD139 NPN Transistor for repairs and replacements.

  
  

  $1.99
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  Wristband Flash Drive 8GB

  Always have a USB flash drive handy with this 8GB Silicone Wristband Flash Drive. Available in multiple colors.

  
  

  $9.99
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  80x80x10mm Fan 12V

  Apply 12V of power to this 80mm x 80mm x 10mm box fan for it to spin.

  
  

  $9.99
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  12 Position Rotary Switch: 1P12T

  Rotate this rotary switch to connect the common pin to any of the 12 options! This is a 1 to 12 switch!

  
  

  $2.99
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  14 Pin IC Socket (DIP)

  Use this 14 Pin IC Socket to easily pop 14 pin chips in and out of your circuits. Breadboard & Perfboard compatible.

  
  

  $0.99
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  B1M Linear 1M Ohm Taper...

  Use this B1M Linear Taper Pot to get a variable resistance rated to 1 Mega Ohms when the knob is turned. Useful for Radio Transmitter repairs, guitar pedals, electric guitars etc.

  
  

  $2.99
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  5V Relay - SPDT 10A

  This 5V SPDT Relay is for controlling loads of up to 10A from 5V circuitry.

  
  

  $2.99
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