{"id":393,"date":"2020-03-24T15:49:00","date_gmt":"2020-03-24T04:49:00","guid":{"rendered":"https:\/\/www.homebrewradio.us\/blog\/2020\/03\/24\/these-variable-capacitors-work-ether-or-no-ether\/"},"modified":"2025-07-20T13:05:23","modified_gmt":"2025-07-20T03:05:23","slug":"these-variable-capacitors-work-ether-or-no-ether","status":"publish","type":"post","link":"https:\/\/www.homebrewradio.us\/blog\/2020\/03\/24\/these-variable-capacitors-work-ether-or-no-ether\/","title":{"rendered":"These Variable Capacitors Work &#8212; Ether or No Ether!"},"content":{"rendered":"<div class=\"separator\" style=\"clear: both; text-align: center;\"> <a href=\"https:\/\/www.homebrewradio.us\/blog\/wp-content\/uploads\/2020\/03\/EtherTheory.jpg\" imageanchor=\"1\" style=\"margin-left: 1em; margin-right: 1em;\"><img loading=\"lazy\" decoding=\"async\" border=\"0\" data-original-height=\"960\" data-original-width=\"698\" height=\"400\" src=\"https:\/\/www.homebrewradio.us\/blog\/wp-content\/uploads\/2020\/03\/EtherTheory.jpg\" width=\"290\" \/><\/a><\/div>\n<div class=\"separator\" style=\"clear: both; text-align: center;\"><\/div>\n<div class=\"separator\" style=\"clear: both; text-align: left;\"> <b>Amazing that the arguments about the presence or absence of a luminiferous ether made its way into parts advertisements in a radio magazine. This is from Radio for January 1923. (About 18 months before my dad was born.) <\/b><\/div>\n<div class=\"separator\" style=\"clear: both; text-align: left;\"> <b><br \/><\/b><\/div>\n<div class=\"separator\" style=\"clear: both; text-align: left;\"> <b>BTW that capacitor looks very nice, and would almost certainly still work. I have caps like that in my junk box. The shape of the blades helps address one of Pete Juliano&#8217;s complaints about analog oscillators &#8212; the inconsistent spacing of frequencies on the dial. <\/b><\/div>\n<div class=\"separator\" style=\"clear: both; text-align: left;\"> <b><br \/><\/b><\/div>\n<div class=\"separator\" style=\"clear: both; text-align: left;\"> <b>Thanks to the K9YA Telegram for posting this. <\/b><\/div>\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Amazing that the arguments about the presence or absence of a luminiferous ether made its way into parts advertisements in a radio magazine. This is from Radio for January 1923. (About 18 months before my dad was born.) BTW that capacitor looks very nice, and would almost certainly still work. I have caps like that &hellip; <a href=\"https:\/\/www.homebrewradio.us\/blog\/2020\/03\/24\/these-variable-capacitors-work-ether-or-no-ether\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;These Variable Capacitors Work &#8212; Ether or No Ether!&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":394,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[41,63,100,39,31,53],"tags":[],"class_list":["post-393","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-juliano-pete","category-magazines","category-old-radio","category-physics","category-radio-history","category-vfo"],"_links":{"self":[{"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/posts\/393","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=393"}],"version-history":[{"count":1,"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/posts\/393\/revisions"}],"predecessor-version":[{"id":395,"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/posts\/393\/revisions\/395"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/media\/394"}],"wp:attachment":[{"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/media?parent=393"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/categories?post=393"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/tags?post=393"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}