Re: SP75 with Heil mic

K6OXN Bob · 2025-03-27T09:30:41-07:00

I am not suspecting RFI. I have already done the Heil mod for the ground, I am thinking I might need to do the ground of the SP75 direct to the TR7 and see if that helps.

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Re: SP75 with Heil mic

K6OXN Bob All Messages By This Member #83926 I am not suspecting RFI.? I have already done the Heil mod for the ground, I am thinking I might need to do the ground of the SP75 direct to the TR7 and see if that helps.

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Re: SP75 with Heil mic