led resistor

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  1. Toolbelt

    Pre-Wired 3mm LEDs

    Looking at some LEDs for a dcc conversion, and it seems most of the pre-wired ones for 12v use a 560 ohm resistor whereas I'd prefer to use 1000 ohm. Do most here just make their own using a bare led/resistor/wire/shrink tubing or is there a source for these? Amazon lists tons of cheap options...
  2. wolframore

    eeZ LED - making LEDs simple

    I have something that may help some of you get better results with your LED lighting. Using LEDs is always a challenge, too much power and they burn out, not enough they're too dim. It's not your fault, this issue is something even engineers struggle with. Non linear voltage, your eyes see...




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