<html><head><meta http-equiv="Content-Type" content="text/html charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div style="margin: 0px;" class=""><font color="#7f7f7f" face="-webkit-system-font, Helvetica Neue, Helvetica, sans-serif" class=""><b class=""><a href="http://www.agri-vision.nl/CMS/index.php?option=com_content&view=article&id=54" class="">http://www.agri-vision.nl/CMS/index.php?option=com_content&view=article&id=54</a> is a Raspberry Pi based SSTV capture and transmission device. With the FM transmitter software developed by Oliver Mattos and Oskar Weigl (and filtering and likely a bandpass filter it could be a stand-alone transmitter.</b></font></div><div style="margin: 0px;" class=""><font color="#7f7f7f" face="-webkit-system-font, Helvetica Neue, Helvetica, sans-serif" class=""><b class=""><br class=""></b></font></div><div style="margin: 0px;" class=""><font color="#7f7f7f" face="-webkit-system-font, Helvetica Neue, Helvetica, sans-serif" class=""><b class="">73</b></font></div><div style="margin: 0px;" class=""><font color="#7f7f7f" face="-webkit-system-font, Helvetica Neue, Helvetica, sans-serif" class=""><b class="">K0JEG</b></font></div><div style="margin: 0px;" class=""><span style="font-family: -webkit-system-font, 'Helvetica Neue', Helvetica, sans-serif; color: rgb(127, 127, 127);" class=""><b class=""><br class=""></b></span></div><div style="margin: 0px;" class=""><span style="font-family: -webkit-system-font, 'Helvetica Neue', Helvetica, sans-serif; color: rgb(127, 127, 127);" class=""><b class="">From: </b></span><span style="font-family: -webkit-system-font, 'Helvetica Neue', Helvetica, sans-serif;" class="">Robert Bruninga <<a href="mailto:bruninga@usna.edu" class="">bruninga@usna.edu</a>><br class=""></span></div><div style="margin: 0px;" class=""><span style="font-family: -webkit-system-font, 'Helvetica Neue', Helvetica, sans-serif; color: rgb(127, 127, 127);" class=""><b class="">Subject: </b></span><span style="font-family: -webkit-system-font, 'Helvetica Neue', Helvetica, sans-serif;" class=""><b class="">Re: [aprssig] APRN (Automatic Picture Relay Network) revival?</b><br class=""></span></div><div style="margin: 0px;" class=""><span style="font-family: -webkit-system-font, 'Helvetica Neue', Helvetica, sans-serif; color: rgb(127, 127, 127);" class=""><b class="">Date: </b></span><span style="font-family: -webkit-system-font, 'Helvetica Neue', Helvetica, sans-serif;" class="">August 8, 2015 at 3:06:33 PM MDT<br class=""></span></div><div style="margin: 0px;" class=""><span style="font-family: -webkit-system-font, 'Helvetica Neue', Helvetica, sans-serif; color: rgb(127, 127, 127);" class=""><b class="">To: </b></span><span style="font-family: -webkit-system-font, 'Helvetica Neue', Helvetica, sans-serif;" class="">TAPR APRS Mailing List <<a href="mailto:aprssig@tapr.org" class="">aprssig@tapr.org</a>><br class=""></span></div><br class=""><br class=""><div dir="ltr" class=""><div class=""><div class=""><div class="">Stephen,<br class=""><br class=""></div>Thanks. I think you answered most of what I was after. That is, there are presently no tiny cameras with direct to digital transmission over RF, but you did remind me that the existing APRN concepts are probably still valid.<br class=""><br class=""></div>That is, the transmission from the mobile robot camera may be SSTV (Greatest availabililty of cameras) , but as soon as it is received, then it is converted to a file and networked onward as needed in digital form.<br class=""><br class=""></div>So I guess then, my call is for a revitalization of a global APRN network that can receive these images from mobile robots (on RF) and seamlessly make them available to viewers (and robot drivers).<br class=""><div class=""><div class="gmail_extra"><br class=""></div><div class="gmail_extra">We're talking about the kind of driving that Mars rovers do. THey get a fixed image, layout the path to be taken within that field of view, then execute the maneuvre and take anotehr picture.<br class=""><br class=""></div><div class="gmail_extra">Of course if you heard the news, dont drive your robot near Philly where vandals might bash it to pieces...<br class=""><br class=""></div><div class="gmail_extra">I envision a mobile robot mission across America driven by (and protected by) Ham Radio Clubs across the county. Driven completely by remote control and handed off from club to club with vision going to the APRM and position to APRS.<br class=""> <br class=""></div><div class="gmail_extra">Bob, WB4APR<br class=""></div></div></div></body></html>