1.0SADARS: Shefford and District Amateur Radio Societyhttps://sadars.co.uk/wprich600338<blockquote class="wp-embedded-content" data-secret="N8ygiJ9tlx"><a href="https://sadars.co.uk/wp/archives/2529">26 Sept 2019 – Use of SDR by Alan, G4PSO</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://sadars.co.uk/wp/archives/2529/embed#?secret=N8ygiJ9tlx" width="600" height="338" title="“26 Sept 2019 – Use of SDR by Alan, G4PSO” — SADARS: Shefford and District Amateur Radio Society" data-secret="N8ygiJ9tlx" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); //# sourceURL=https://sadars.co.uk/wp/wp-includes/js/wp-embed.min.js </script> Alan gave a talk on the uses of SDR based on his experience to try and get a weather station to work correctly.  The method chosen was to use GNU to help find the frequency used by the weather station and eventually see if he could pick up the data from the device. He explained … Continue reading →