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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: ...will be the vector sum of the two carriers / time and for a spectrum , then a reference is needed to recover the modulation , CIO , to give freq/amp/time , or a complex w/f / time for a detector alone That's exactly how VOR works > > G? > > > > From: "edgar" > Sent: Wednesday, September 11, 2013 6:03 AM > To: <600m@yahoogroups.com>; > Subject: LF: Radio signals > >> Hi Group, >> >> What is the mechanism for the way radio signals combine in the air? >> >> For example >> >> 1.There are two transmitters each sending out the same fixed >> frequency sine wave signal. >> >> 2. There are no other signals in space, and no background noise. >> >> 3. There are no propagation factors modifying the signals. >> >> e.g. buildings, ionosphere layers. >> >> 4. Both transmitters are the same distance from the receiver. >> >> 5. Both signals have the same polarisation. >> >> How have the signals combined when they reach a receiving antenna at >> a reasonable distance from both transmitters? >> >> It the process addition, multiplication or some other process? >> >> Regards, Edgar >> Moonah, Tasmania. >> >> >> >> >> >> > > [...] Content analysis details: (-0.8 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, no trust [83.235.69.17 listed in list.dnswl.org] -0.8 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain X-Scan-Signature: 5f132ffce194fb93f2267a462d849f2b Subject: Re: LF: Radio signals Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.0 required=5.0 tests=none 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: 2710 ...will be the vector sum of the two carriers / time and for a spectrum , then a reference is needed to recover the modulation , CIO , to give freq/amp/time , or a complex w/f / time for a detector alone That's exactly how VOR works > > G? > > > -------------------------------------------------- > From: "edgar" > Sent: Wednesday, September 11, 2013 6:03 AM > To: <600m@yahoogroups.com>; > Subject: LF: Radio signals > >> Hi Group, >> >> What is the mechanism for the way radio signals combine in the air? >> >> For example >> >> 1.There are two transmitters each sending out the same fixed >> frequency sine wave signal. >> >> 2. There are no other signals in space, and no background noise. >> >> 3. There are no propagation factors modifying the signals. >> >> e.g. buildings, ionosphere layers. >> >> 4. Both transmitters are the same distance from the receiver. >> >> 5. Both signals have the same polarisation. >> >> How have the signals combined when they reach a receiving antenna at >> a reasonable distance from both transmitters? >> >> It the process addition, multiplication or some other process? >> >> Regards, Edgar >> Moonah, Tasmania. >> >> >> >> >> >> > >