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The original message has been attached to this so you can view it (if it isn't spam) or label similar future email. If you have any questions, see the administrator of that system for details. Content preview: Stefan Okay ... now trying putting that signal inside the OP or WSPR bandpass with 100% transmission duty cycle and see if it affects your weak signal reception ;~) I was using your '30 dB' to make a point and added a couple + signs ... will get a more accurate measurement for you. On 160 meters I've seen Bob's signal at -20 dBm on a dipole receive antenna ... somewhat less on the beverage receive antenna. [...] Content analysis details: (-0.5 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, no trust [76.96.59.243 listed in list.dnswl.org] 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (jrusgrove[at]comcast.net) -0.0 SPF_PASS SPF: sender matches SPF record -0.5 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain 0.0 T_DKIM_INVALID DKIM-Signature header exists but is not valid X-Scan-Signature: 046f068074e745d5c60ca47deee9b503 Subject: Re: LF: OPERA overload? Content-Type: text/plain; format=flowed; charset="iso-8859-1"; reply-type=response Content-Transfer-Encoding: 8bit X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.3 required=5.0 tests=NO_REAL_NAME autolearn=no version=2.63 X-SA-Exim-Scanned: Yes Sender: owner-rsgb_lf_group@blacksheep.org Precedence: bulk Reply-To: rsgb_lf_group@blacksheep.org X-Listname: rsgb_lf_group X-SA-Exim-Rcpt-To: rs_out_1@blacksheep.org X-SA-Exim-Scanned: No; SAEximRunCond expanded to false Status: O X-Status: X-Keywords: X-UID: 2543 Stefan Okay ... now trying putting that signal inside the OP or WSPR bandpass with 100% transmission duty cycle and see if it affects your weak signal reception ;~) I was using your '30 dB' to make a point and added a couple + signs ... will get a more accurate measurement for you. On 160 meters I've seen Bob's signal at -20 dBm on a dipole receive antenna ... somewhat less on the beverage receive antenna. Jay ----- Original Message ----- From: "Stefan Schäfer" To: Sent: Friday, December 20, 2013 3:01 PM Subject: Re: LF: OPERA overload? > Hi Jay, > > Yes yes, i know. Question is what ++ means :-) But it wasn't a complaint to you, Jay. > We have DCF 39 here, https://dl.dropboxusercontent.com/u/19882028/LF/DCF39%20in%20488%20mHz.png > ... That is already 10 dB attenuated by the LF band filter. > > 73, Stefan > > Am 20.12.2013 20:25, schrieb jrusgrove@comcast.net: >> Stefan >> >>> Overloaded RX because your signal is 30 dB above the noise in 1 Hz NBW? >> >> Try a measured 30+ + dB above the noise in 3.2 kHz BW ... that's the way it is here. If you >> haven't experienced that get out a signal generator, key it, and inject it into your receiver >> along with the weak signals in OP or WSPR. Let me know how you make out. >> >> Jay >