An inexpensive ground loop isolator should do the trick:

Cable Matters Ground Loop Isolator 3.5mm Noise Isolator Hum Eliminator for Car 
Audio and More https://a.co/d/05K5vUKH

Best,
Sal
AI5FL
Sent from my iPad

> On Feb 17, 2026, at 04:45, Suggs, Marvin (KTRK-TV) via BVARC 
> <[email protected]> wrote:
> 
> I have a Uniden Home Patrol scanner that I stream the audio from and it’s 
> worked great for years. Recently the IT department replaced the computer and 
> now I get a 60 cycle hum in the audio. I have a stereo cable going from the 
> audio out on the Home Patrol to the headphone jack on the computer. Any idea 
> on how to solve this problem could earn you a free cheeseburger 🍔.
> Thanks
> Marvin
> N5RKW
> Sent from my iPhone
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