[RFI] 13,000 Lumens - 150 watts - bad RFI
k3lr at k3lr.com
Wed Nov 11 20:44:51 EST 2020
Thanks for the great help
From: RFI [mailto:rfi-bounces+k3lr=k3lr.com at contesting.com] On Behalf Of Jim
Sent: Wednesday, November 11, 2020 8:40 PM
To: rfi at contesting.com
Subject: Re: [RFI] 13,000 Lumens - 150 watts - dad RFI
On 11/11/2020 5:22 PM, Tim Duffy wrote:
> Bad RFI on all bands RX at K3LR. Will #31 ferrite on the 120 VAC power
> (at the light) - many turns - fix this bad actor?
Probably yes. I'd start with the filter that W6GJB and I worked out for
use on 2000i generators, described on page 23 of k9yc.com/RFI-Ham.pdf It
was added to the ARRL Handbook a year or two ago.
Note that it's critical that all three conductors go through the choke,
and they should NOT be twisted.
73, Jim K9YC
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