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  • Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.

Recent content by Hyerman

  1. H

    Can't get homemade headset to be recognized by Android

    rjenkinsgb , Thanks for all your help. It made a huge difference in my getting a headset that works. FYI: - android sees the headset (without a mic) being attached if ground and mic (ring2 and sleeve) are shorted. - android see the headset also having a mic if ground and mic have reasonable...
  2. H

    Can't get homemade headset to be recognized by Android

    rjenkinsgb Can you tell me why you want me to put a large resister between the mic and ground? Should it be in series with the mic or in parallel? FYI. The voltage across my mic is 2.67 on the 20 DC V setting of my multi-meter. The impedance across my mic is 1250 in one direction and Infinity...
  3. H

    Can't get homemade headset to be recognized by Android

    Let me correct myself. I have done a little bit more playing around. Shorting the mic and the ground indicates to android that there is a headset without a mic. Connecting the mic and the ground with a 1k or 1.5k resistor indicates to android that there is a headset with a mic. The connectivity...
  4. H

    Can't get homemade headset to be recognized by Android

    Holy Toledo. I swear I check that, but I must not have. Shorting the mic and the ground makes it identify the speakers. That means Android checks between the speakers and the mic and not the speaker and the ground. A 1000 ohm resister between the mic and the ground makes it identify the mic. The...
  5. H

    Can't get homemade headset to be recognized by Android

    Makes sense. That is the first thing I tried. I have tried 150 ohm resistors and 22 ohm resistors.
  6. H

    Can't get homemade headset to be recognized by Android

    rjenkinsgb , I am sorry to say, but your suggestions didn't work. I am still unable to get my homebuilt headset to work. The android phone won't recognize my headset. Any other suggestions?
  7. H

    Can't get homemade headset to be recognized by Android

    Hi, This is my first post on this forum. My apologies if it is the wrong section or I get anything wrong. I am trying, and failing, to create a simple headset for an android phone out of basic components. My design only has one speaker rather than the two that a headset normally has. It also...

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