[RFI] Anyone heard of this type of noise?

[Scott Neader KA9FOX]

A local ham started getting a strange noise on HF, only at night.  It is 2 
khz wide, every 15 Khz and is audible across 20 through 40 meters.

Any tips?

Thanks!

73 - Scott KA9FOX

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Scott Neader KA9FOX   (608)788-1234 / FAX (608)787-0100
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