Dear Sir
We enclosed Data Sheet of Key RF / Microwave / Milimeter-wave Cables ~ 40.0
GHz.
Thanks a lot.
Best Regards.
B.G. Park RF & Microwave, Milimeter-wave Low Loss Coaxial Cable
MUHAN DIGITAL Co., Ltd HEADQUARTERS & GIMPO FACTORY
http://www.MIL-C-17.com
<https://mailtrack.io/trace/link/c30df794b98645f95eb0e4ed9dd948920f1a9154?url=http%3A%2F%2Fwww.MIL-C-17.com&userId=3978288&signature=4f581390af9ee9de>
info@MIL-C-17.com MHDCable@Gmail.com RFCoaxialCable@outlook.com
#846 Mekazone, 117 Hwanggeum-Ro, Yangchon-Eup, Gimpo-Si, Gyeonggi-Do, Korea
Tel : 82-502-560-7000 ( 031-999-6910 ) Fax : 82-502-560-0077 (
031-999-6920 )
2021년 9월 11일 (토) 오전 11:42, Stephanie WX3K via RFI <rfi@contesting.com>님이 작성:
> All
>
> I live near the territory boundary of two utilities. My work with PP&L has
> fruitful and they have been very cooperative in resolving RFI issues i
> would report to them over the years.
>
> I have been struggling with MetEd for the same powerline noise for at
> least 5 years now. I recently got their attention again and reopened a new
> work order. I spoke to their tech today and learned they have been
> replacing cut-outs and repairing resistive connections. All good but my RFI
> issue continues mostly driven by drier windier weather conditions, the RFI
> swamps the 25-150 MHz spectrum.
>
> https://www.dropbox.com/s/ekn6xpl0960qrm7/IMG_9711.MOV?dl=0
> <https://mailtrack.io/trace/link/e1a07e95fd87f175add70938d15cfcd3379691a9?url=https%3A%2F%2Fwww.dropbox.com%2Fs%2Fekn6xpl0960qrm7%2FIMG_9711.MOV%3Fdl%3D0&userId=3978288&signature=6ecab4482194ee55>
>
>
> There are old bell type insulators on poles near this suspected line area.
> I consistently request they replace those problematic antiquated bell
> insulators that are notorious for RFI issues. They(MetEd) seem to avoid
> this. With my work with PP&L, replacing those bell insulators have
> completely resolved those reported issues. The techs from MetEd use their
> ultrasonic detectors to find issues but it is my impression these bell type
> insulators do not show up as issues when they look around with their
> ultrasonic detectors. True statement ? How does one convince a utility to
> actually listen to the RF spectrum for issues ? Is there a specific model
> spectrum analyzer that the utilities tend to use to scan for RFI ???
>
> Stephanie WX3K
>
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>
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