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Identifying Component: Gold Dome, Orange & Black Stripe, Brown Base, Two Legs, LED Shape

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Best answers LABEL_AI_GENERATED

What is the two-lead, LED-shaped component with a gold dome, orange stripe, black stripe, and brown base?

It is most likely a thermistor, not a capacitor, and in the pictured battery pack it serves as a heat sensor for the NiMH cells [#21661201][#21661202][#21661205] You can check it with an ohm meter: measure resistance, then apply heat or cold and see whether the resistance changes and returns toward its original value [#21661201] The linked SparkFun part was said to look identical to the one described [#21661202]
AI summary based on the discussion. May contain errors.
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  • #1 21661196
    Len Harris
    Anonymous  
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  • #2 21661197
    Calinoaia Valentin
    Anonymous  
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  • #3 21661198
    Len Harris
    Anonymous  
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  • #4 21661199
    Calinoaia Valentin
    Anonymous  
  • #5 21661200
    Len Harris
    Anonymous  
  • Thermistor test using resistance and temperature change

    #6 21661201
    Steve Lawson
    Anonymous  
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  • #8 21661203
    Steve Lawson
    Anonymous  
  • Autofocus target trick for macro photos

    #9 21661204
    Steve Lawson
    Anonymous  
  • #10 21661205
    Merle Snader
    Anonymous  

Topic summary

LABEL_AI_GENERATED
A component resembling an LED with a gold dome, orange and black stripes, and a brown base was initially suspected to be a ceramic capacitor. However, further analysis and testing with an ohmmeter suggested it is a thermistor, specifically a heat sensor used in rechargeable nickel-metal hydride (NiMH) AA batteries to monitor temperature during charging and discharging. The color coding and shape align with thermistor characteristics rather than capacitor markings. Practical advice included measuring resistance changes with temperature to confirm thermistor behavior. A reference to a SparkFun thermistor product and an image link supported this identification. Additional tips were provided for improving macro photography focus to better capture component details.
AI summary based on the discussion. May contain errors.
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