Voltage-LED measurement

Discussion in 'General Electronics Chat' started by Engr Tech, Aug 13, 2017.

  1. Engr Tech

    Thread Starter New Member

    Jun 24, 2017
    18
    0
    How can you tell the voltage of an LED?
     
  2. ericgibbs

    AAC Fanatic!

    Jan 29, 2010
    3,118
    531
    hi,
    Use say a 9v battery and 1k resistor in series with the unknown LED, then measure the voltage drop across the LED.
    E
     
    Tonyr1084, #12 and cmartinez like this.
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