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Issue with Magnatone 450

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  • #16
    I had already put a new 330 ohm resistor and a new bypass cap on the cathode. The high currents were there in spite.
    Every other part around there was good as well. I had bad measurements.

    I replaced the 330 with a 470 and it brought the current down. The voltage drop on the 4k (which actually measured
    3.97k) last I measured was 171.5 V. I figured that was 43mA and within reason.

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    • #17
      If your meter is reading funny...change the battery. Mine went way out of calibration just from a slightly low battery.

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      • #18
        Cool, I'll have a look at it.

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