Re: [Elecraft] K2-XV222 RFI Susceptibility Problems - a solution found

2009-02-12 Thread Steve Kavanagh
That filter has pretty much the same attenuation at 50 MHz as my homebrew one, so yes, it should work fine. Mine has better match at 28 MHz, at the expense of not as good match at lower frequencies. I ended up with the following, after some tweaking My filter is a two section low-pass pi-

Re: [Elecraft] K2-XV222 RFI Susceptibility Problems - a solution found

2009-02-12 Thread wayne burdick
Hi Steve, Minicircuits makes a 30 MHz in-line (BNC) low-pass filter that should do just as well, for those who don't want to roll their own: their model #BLP-30+. See: http://www.minicircuits.com/cgi-bin/modelsearch? search_type=info&model=BLP-30%2B I would recommend this filter if an

[Elecraft] K2-XV222 RFI Susceptibility Problems - a solution found

2009-02-11 Thread Steve Kavanagh
A couple of weeks ago I posted here regarding a problem whereby transmitting on my 6m rig cause my XV222 (connected to K2/K60XV) to key up. It appears that if any moderate amount of stray RF ends up on the tranmit IF line (probably due to imperfect shielding of the transverter rear panel jacks),