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microphone

  1. L

    Replacement for NJM5532 (Australia)

    Hello I am currently build GreatScott's diy microphone and he uses an NJM5532 op amp but those are not readily available here in Australia. I have looked into buying them online however, shipping cost around $20 and that's very expensive compared to the price of the op amp. Does anyone know a...
  2. adqwdqw

    How to repair my microphone ? [pics and schematic included]

    My micro stopped working. I opened it and found this : Can you give an opinion whats wrong and how to fix ?
  3. J

    Replacing mini electret mic with a headset

    Hi, I've been building an intercom circuit based on the design by colin55 found in this thread: http://www.electro-tech-online.com/threads/lm386n-1-elecret-mic-amp.121819/#post-1004570 I was wondering how it would be possible to replace the miniature microphone with a 3.5mm microphone jack...
  4. A

    48 Volt Phantom Power Supply with Photo-Schematic. Transformer Question.

    Hey guys, This is my first post and I am happy to have found this website. I am currently working on a project using a PCB and jumper wires to make a 48v Phantom Power supply to be used with multiple condenser microphones. To make a long story short, I found a "mostly" detailed post on another...
  5. N

    Repairing QPAD QH-90 Headset

    Hi, so I have a QPAD QH-90 gaming headset that I am trying to repair. From the headset is a cable that then splits into a TRS plug for audio, and one for the microphone. The cable for the microphone broke behind the plug, so I was going to solder on a new plug. But the wires inside doesn't look...

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