Khron said:https://groupdiy.com/index.php?topic=61845
https://groupdiy.com/index.php?topic=61084
Thanks!!
https://khronscave.blogspot.com/2017/05/cheap-chinese-bm800-microphone-modding.html (construction & schematic)
https://khronscave.blogspot.com/2017/10/16-bm800-modding-part-2-ck12-k47.html (some frequency sweeps)
I connected the two backplates together, and used that as the input to the JFET (and applying the bias to the diaphragms, so i could avoid using a DC-blocking cap).
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