[RFI] SMPS RFI Hunting

[David Eckhardt]

There are presently a couple of small MF/SW SDR receivers on the market
with waterfall.  The Malachite (spelling) come to mind.  There are a few
others as well.  Here are a few links (no connection to product):

https://www.rtl-sdr.com/the-malachite-dsp-a-195-russian-made-portable-wideband-sdr-with-touch-screen/comment-page-1/

https://www.amazon.com/50KHz-2GHz-Receiver-Shortwave-Malachite-Aluminum/dp/B08HRW9SVM

https://www.qsl.net/n9ewo/malahit.html

Dave - WØLEV

On Fri, Feb 18, 2022 at 3:33 PM damichael--- via RFI <rfi at contesting.com>
wrote:

> GM , I'm looking for better portable tools for SMPS RFI hunting.
> I use a Sony 2010 for most of my MF and HF hunting because it has a good
> LF/MF bar antenna that is very directional plus an RF attenuator and RF
> Gain control. With a 10 segment LED S meter. It can be tuned to the RFI
> frequency as seen on my shack receiver so I know I'm hunting the correct
> RFI.
> I also have a Yeasu FT817 with home made handheld loop antenna and a
> Miraclewhip for 160M and 80m plus a 470mhz 5 element yagi for arcing
> hardware hunting.
> I would like to upgrade to a nice portable RFI hunting receiver with a
> spectrum display and I'm looking for suggestions.
> I thought about trying to adapt my tinySA as a waterfall to these
> receivers but have not gotten very far along with that idea because it
> seems I'm always chasing a new SMPS RFI and don't get much time at the work
> bench.
> TNX  es 73, Mike W3TS
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-- 
*Dave - WØLEV*
*Just Let Darwin Work*