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<body class='hmmessage'><div dir='ltr'>Well, yes, in a simulcast system, the transmitting equipment must be effectively<br>IDENTICAL (same equipment carefully adjusted accordingly).<br><br>However, I'm not sure why you are attempting this, as the Voter Board/RTCM as it currently<br>is released/shipped does not properly support phase-coherent simulcast. Its <br>software does (well, is capable of, if enabled). Its hardware does not.<br><br><div><hr id="stopSpelling">Date: Mon, 14 Jul 2014 11:08:13 +1200<br>Subject: Re: [App_rpt-users] VOTER transmit phase management<br>From: stevewrightnz@gmail.com<br>To: telesistant@hotmail.com<br><br><div dir="ltr">Yes. I suppose RX is little different, but I wondered to what extent transmit phase was critical, and how it might be worked around by inserting some phase pre-correction phasing line might be inserted in the feedline, or at the simplest - varying feedline length.<div>
<br></div><div><br></div></div><div class="ecxgmail_extra"><br><br><div class="ecxgmail_quote">On Mon, Jul 14, 2014 at 11:05 AM, Jim Duuuude <span dir="ltr"><<a href="mailto:telesistant@hotmail.com" target="_blank">telesistant@hotmail.com</a>></span> wrote:<br>
<blockquote class="ecxgmail_quote" style="border-left:1px #ccc solid;padding-left:1ex;">
<div><div dir="ltr">Are you talking about simulcast transmit?<br><br>Jim, WB6NIL<br><br><div><hr>Date: Mon, 14 Jul 2014 10:34:12 +1200<br>From: <a href="mailto:stevewrightnz@gmail.com" target="_blank">stevewrightnz@gmail.com</a><br>
To: <a href="mailto:app_rpt-users@ohnosec.org" target="_blank">app_rpt-users@ohnosec.org</a><br>Subject: [App_rpt-users] VOTER transmit phase management<div><div class="h5"><br><br><div dir="ltr">On RTCM/VOTER systems, does the transmit audio and/or RF phase have to be "fiddled" to manage varying types of hardware? I read somewhere that the RF gear should be similar or identical to minimise timing issues.<div>
<br></div><div>Can someone shed some light on this?<br clear="all">
</div><div><br></div><div><br></div><div>regards,</div><div>Steve ZL1BHD</div><div><br></div></div>
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</blockquote></div><br><br clear="all"><div><br></div>-- <br><div dir="ltr">Meshnetworks - Rangitaiki Plains Rural Broadband Internet Providers<div>+64 21 040 5067</div></div>
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