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    tried several diodes, nothing is powerful enough, what is the required current?

    I harvested red diodes from 3 different DVD burners: a somewhat older Sony DRU-800A (fully closed diode, very similar to the 3-pin cylindrical cases I see in all HOWTO documents online), a recent 22x Asus DRW-24B1ST (diode enclosed in a cylindrical case, but open at the top) and a 22x LG...


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