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drifting bias

  1. D

    Need some input on Dim bulb tester behavior

    Hi I recently acquired an Vintage Harman Kardon HK560 that behaved a bit different upon testing it on my DBT: Start bright, goes dim but after 5-10 seconds starts to light up until it is maybe 50 or 60% bright, not really full bright. Is it safe to power up without DBT or is there an indication...
    • Donguri
    • Thread
    • dbt drifting bias hk 560 hk560
    • Replies: 83
    • Forum: Solid State
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