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Extremely late follow-up! The setup I described in my last post works flawlessly. No static in the headsets, the battery goes a long time (3 hrs plus) and the Garmin GTR200 is the best radio I have ev ...

Thanks guys! I just ordered the regulators from Amazon along with a 6ah LiFepo4 battery. Once I get everything together, I'll let you know how it works out. At the very least, this stuff is fun to pla ...

Thanks for the excellent replies. My headsets have anr modules from Headsets Inc.. According to them the modules require " a very stable power supply.Do not attempt to power them directly from th ...

I have 2 headsets that use 9v batteries for the noise canceling feature. I would like to eliminate the batteries with a converter wired to 12volts. A quick search found some really cheap ones such as ...