• The move to the new server is done. There are some software and database maintenance updates in process. This has us passing the hat around to help out. We appreciate any donations. Seriously, even a dollar helps. The payment page may be found here - https://www.audiokarma.org/support.html

current limiter

  1. Refugee

    Another dim bulb tester build

    Dim Bulb Tester Build First, What is a dim bulb tester? It is a current limiting device. It is used to protect a device that is in unknown condition or suspected of not working for any reason. If the device under test (DUT) has a short, the device will be protected from drawing too much...
    • Refugee
    • Thread
    • bulb cigar box current limiter dbt dim bulb test dim bulb tester project box safety test test eqipment
    • Replies: 5
    • Forum: DIY
  2. PE9ZZ

    Denon PMA-700V Output Protection?

    This is a modded Denon PMA-700V with a digital input. I had loaned it to my neighbor but to my chagrin it came back with blown output transistors (2SA1962/C5242). This was probably caused by a dry joint at the collector of TR505 but I am not sure. To prevent this from happening again I wanted to...
    • PE9ZZ
    • Thread
    • current limiter denon pma-700 protection
    • Replies: 7
    • Forum: Solid State
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