<div dir="ltr">Dave:<div><br></div><div>Thanks for jumping in. I also have a HP432A, but it of course does not read the levels of interest: -33, -73, and -107 dBm. It does agree with the 0 dBm output of the XG3.</div><div><br></div><div>I can also read the XG3 on HF with my various SDRs (where it outputs correctly), but the issue is on 2m. </div><div><br></div><div><br></div><div>73,</div><div><br></div><div>Chuck w8mqw</div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Mon, Jun 24, 2019 at 9:29 PM David DeVos via MiVUS <<a href="mailto:mivus@mivus.org" target="_blank">mivus@mivus.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div><div class="gmail-m_-8457559045924439947gmail-m_1918929065243022360ydp2615f97yahoo-style-wrap" style="font-family:"Helvetica Neue",Helvetica,Arial,sans-serif;font-size:16px"><div><div>Hi Chuck,</div><div><br></div><div>I measure low levels of power with a HP 432A power meter. But it will measure power down to only -20dBm. That's useful for low transmit power.</div><div><br></div><div>But how about using another receiver to check your signal source? The S meter on my Flex 6500 is supposedly very well calibrated, and it reads out directly in dBm. An empty antenna port on the Flex reads -113 dBm. That would at least verify your signal source. <span><span style="color:rgb(0,0,0);font-family:"Helvetica Neue",Helvetica,Arial,sans-serif;font-size:16px">Problem is, I live in Grand Rapids...</span></span></div><div><br></div><div>If you're not super concerned about accuracy, I'd just use any known good receiver to check your signal source. I attached a typical S meter chart to dBm chart I copied from Wikipedia.</div><div class="gmail-m_-8457559045924439947gmail-m_1918929065243022360ydp2615f97signature"><div style="font-family:Helvetica,Arial,sans-serif;font-size:16px"><p> </p><div><p style="color:rgb(0,0,0);font-family:Helvetica,Arial,sans-serif;font-size:16px">Dave DeVos - KF8QL</p><div style="color:rgb(0,0,0);font-family:Helvetica,Arial,sans-serif;font-size:16px">Retired guy cell is 616-278-8068</div></div><br><p></p></div></div></div>
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On Friday, June 21, 2019, 05:18:08 PM EDT, Chuck MacCluer <<a href="mailto:maccluer13@gmail.com" target="_blank">maccluer13@gmail.com</a>> wrote:
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<div><div id="gmail-m_-8457559045924439947gmail-m_1918929065243022360ydp5e115863yiv3145543367"><div>Before I take a Teamviewer session from Moscow to diagnose my SunSDR2's lack of gain on 2m, I need to verify the output of my Elecraft XG3 signal source at 144 MHz. <div><br></div><div>Does anyone near to me have the equipment to verify the three levels of -- 107, -- 73, and -- 33 dBm?</div><div><br></div><div>I am just east of Lansing and could drive a hour or so to you.</div><div><br></div><div>Chuck w8mqw</div></div></div>_______________________________________________<br>MiVUS mailing list<br><a href="mailto:MiVUS@mivus.org" rel="nofollow" target="_blank">MiVUS@mivus.org</a><br>subscribe/unsubscribe <a href="http://mail.mivus.org/mailman/listinfo/mivus_mivus.org" rel="nofollow" target="_blank">http://mail.mivus.org/mailman/listinfo/mivus_mivus.org</a><br></div>
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