A couple of weeks ago there were a lot of postings about my portable flag for radio direction finding (for tracking down RFI), and someone asked about the DX Engineering preamp that was designed for
I should have said the so the 4.5 dB noise figure is certainly not unreasonable. Sorry for the typo. 73, Don (wd8dsb) _________________ Searchable Archives: http://www.contesting.com/_topband - Topba
Author: John Kaufmann via Topband <topband@contesting.com>
Date: Wed, 10 Mar 2021 12:45:14 -0500
I have the DX Engineering preamp that I use with the DX Engineering portable flag and can confirm the 4.5 dB noise figure. Using the methods I described here in an earlier post, I measured the noise