{"id":1539,"date":"2010-05-11T04:43:00","date_gmt":"2010-05-10T18:43:00","guid":{"rendered":"https:\/\/www.homebrewradio.us\/blog\/2010\/05\/11\/the-davinci-altoids-led-30-meter-multi-vibrator-mept-transmitter\/"},"modified":"2025-07-21T11:42:16","modified_gmt":"2025-07-21T01:42:16","slug":"the-davinci-altoids-led-30-meter-multi-vibrator-mept-transmitter","status":"publish","type":"post","link":"https:\/\/www.homebrewradio.us\/blog\/2010\/05\/11\/the-davinci-altoids-led-30-meter-multi-vibrator-mept-transmitter\/","title":{"rendered":"The DaVinci Altoids LED 30 Meter Multi-vibrator MEPT Transmitter"},"content":{"rendered":"<p><a onblur=\"try {parent.deselectBloggerImageGracefully();} catch(e) {}\" href=\"https:\/\/www.homebrewradio.us\/blog\/wp-content\/uploads\/2010\/05\/P1010067.jpg\"><img decoding=\"async\" style=\"margin: 0px auto 10px; display: block; text-align: center; cursor: pointer; width: 376px; height: 400px;\" src=\"https:\/\/www.homebrewradio.us\/blog\/wp-content\/uploads\/2010\/05\/P1010067.jpg\" alt=\"\" id=\"BLOGGER_PHOTO_ID_5469870399452866146\" border=\"0\" \/><\/a>Hey, check out the Altoids heat sink for the PA in my little 30 meter MEPT rig. Is this a new use for our beloved Altoids tins? I like the smoke-stack look.<\/p>\n<p>This rig has evolved quite a bit. It started out as a frequency standard for QRSS and was mounted inside a paperback copy of Dan Brown&#8217;s book. Then I matched the oscillator up with the multi-vibrator pattern generator from one of Hans Summers&#8217; rigs. This week I decided that I really needed a buffer and a PA &#8212; I needed a bit more stability. I&#8217;ll try to post a schematic tomorrow. In the meantime, watch for my little signal on the ON5EX grabber (off to the right). The pattern is small (3 Hz) bumps, about 4-5 per minute.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Hey, check out the Altoids heat sink for the PA in my little 30 meter MEPT rig. Is this a new use for our beloved Altoids tins? I like the smoke-stack look. This rig has evolved quite a bit. It started out as a frequency standard for QRSS and was mounted inside a paperback copy &hellip; <a href=\"https:\/\/www.homebrewradio.us\/blog\/2010\/05\/11\/the-davinci-altoids-led-30-meter-multi-vibrator-mept-transmitter\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;The DaVinci Altoids LED 30 Meter Multi-vibrator MEPT Transmitter&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":1540,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[165,198],"tags":[],"class_list":["post-1539","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-qrss","category-summers-hans"],"_links":{"self":[{"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/posts\/1539","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/comments?post=1539"}],"version-history":[{"count":1,"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/posts\/1539\/revisions"}],"predecessor-version":[{"id":1541,"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/posts\/1539\/revisions\/1541"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/media\/1540"}],"wp:attachment":[{"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/media?parent=1539"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/categories?post=1539"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/tags?post=1539"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}