{"id":7576,"date":"2014-01-14T08:00:46","date_gmt":"2014-01-14T12:00:46","guid":{"rendered":"http:\/\/www.engineeringradio.us\/blog\/?p=7576"},"modified":"2023-03-29T13:47:42","modified_gmt":"2023-03-29T17:47:42","slug":"ge-bt-25-mystery-transmitter-site","status":"publish","type":"post","link":"https:\/\/www.engineeringradio.us\/blog\/2014\/01\/ge-bt-25-mystery-transmitter-site\/","title":{"rendered":"GE BT-25 Mystery transmitter site"},"content":{"rendered":"\n<p><strong>Update: <\/strong>Thank you, Jim.&nbsp; The mystery site is KFIG (formerly KFRE) in Fresno, CA.&nbsp; This is what the transmitter building looks like from the outside today:<\/p>\n\n\n\n<figure class=\"wp-block-image alignnone\"><a href=\"https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/KFIG-transmitter.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"365\" src=\"https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/KFIG-transmitter-650x365.jpg\" alt=\"KFIG transmitter, circa 2011\" class=\"wp-image-7604\" srcset=\"https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/KFIG-transmitter-650x365.jpg 650w, https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/KFIG-transmitter-150x84.jpg 150w, https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/KFIG-transmitter-300x168.jpg 300w, https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/KFIG-transmitter-400x225.jpg 400w, https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/KFIG-transmitter-900x506.jpg 900w, https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/KFIG-transmitter.jpg 1200w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><\/a><figcaption class=\"wp-element-caption\">KFIG transmitter, circa 2011<\/figcaption><\/figure>\n\n\n\n<p>In the previously mentioned rescued file cabinet and along with the WFLY transmitter site construction information, I also found these interesting photographs:<\/p>\n\n\n\n<figure class=\"wp-block-image alignnone\"><a href=\"https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/mystery-site1.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"536\" src=\"https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/mystery-site1-650x536.jpg\" alt=\"Mystery AM transmitter site\" class=\"wp-image-7587\" srcset=\"https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/mystery-site1-650x536.jpg 650w, https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/mystery-site1-150x123.jpg 150w, https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/mystery-site1-300x247.jpg 300w, https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/mystery-site1-400x330.jpg 400w, https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/mystery-site1-900x742.jpg 900w, https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/mystery-site1.jpg 1200w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><\/a><figcaption class=\"wp-element-caption\">Mystery AM transmitter site, plate 9296<\/figcaption><\/figure>\n\n\n\n<p>I do not know what transmitter site this is. From the photo, it has a two-tower (guyed) directional antenna. It looks to me to be somewhere out west. The transmitter is a General Electric BTA-25 or BT-25, the same as the former WPTR and WCKY transmitter. I know this back hallway well:<\/p>\n\n\n\n<figure class=\"wp-block-image alignnone\"><a href=\"https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/mystery-site2.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"538\" src=\"https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/mystery-site2-650x538.jpg\" alt=\"Mystery AM transmitter site, back hallway of GE BT-25.  Plate 9300\" class=\"wp-image-7588\" srcset=\"https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/mystery-site2-650x538.jpg 650w, https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/mystery-site2-150x124.jpg 150w, https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/mystery-site2-300x248.jpg 300w, https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/mystery-site2-400x331.jpg 400w, https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/mystery-site2-900x746.jpg 900w, https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/mystery-site2.jpg 1200w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><\/a><figcaption class=\"wp-element-caption\">Mystery AM transmitter site, back hallway of GE BT-25. Plate 9300<\/figcaption><\/figure>\n\n\n\n<p>This is the transformer vault:<\/p>\n\n\n\n<figure class=\"wp-block-image alignnone\"><a href=\"https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/mystery-site3.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"542\" src=\"https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/mystery-site3-650x542.jpg\" alt=\"Mystery AM transmitter site, transformer vault.  Plate 9297\" class=\"wp-image-7589\" srcset=\"https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/mystery-site3-650x542.jpg 650w, https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/mystery-site3-150x125.jpg 150w, https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/mystery-site3-300x250.jpg 300w, https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/mystery-site3-400x333.jpg 400w, https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/mystery-site3-900x750.jpg 900w, https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/mystery-site3.jpg 1200w\" sizes=\"auto, (max-width: 650px) 100vw, 650px\" \/><\/a><figcaption class=\"wp-element-caption\">Mystery AM transmitter site, transformer vault. Plate 9297<\/figcaption><\/figure>\n\n\n\n<p>Modulation transformer and three-pot plate transformer:<\/p>\n\n\n\n<figure class=\"wp-block-image alignnone\"><a href=\"https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/mystery-site4.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"495\" height=\"600\" src=\"https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/mystery-site4-495x600.jpg\" alt=\"BT-25 modulation transformer.  Plate 9299\" class=\"wp-image-7590\" srcset=\"https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/mystery-site4-495x600.jpg 495w, https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/mystery-site4-123x150.jpg 123w, https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/mystery-site4-247x300.jpg 247w, https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/mystery-site4-400x484.jpg 400w, https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/mystery-site4-900x1090.jpg 900w, https:\/\/www.engineeringradio.us\/blog\/wp-content\/uploads\/2014\/01\/mystery-site4.jpg 950w\" sizes=\"auto, (max-width: 495px) 100vw, 495px\" \/><\/a><figcaption class=\"wp-element-caption\">Mystery AM transmitter site, GE BT-25 modulation transformer. Plate 9299<\/figcaption><\/figure>\n\n\n\n<p>I would say that these may be promotional photos, because of the spotlessly clean installation and the plate numbers on each print.&nbsp; Unfortunately, there are no pictures of the front of the transmitter, including the operator console.<\/p>\n\n\n\n<p>Does anybody know where this is?<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Update: Thank you, Jim.&nbsp; The mystery site is KFIG (formerly KFRE) in Fresno, CA.&nbsp; This is what the transmitter building looks like from the outside today: In the previously mentioned rescued file cabinet and along with the WFLY transmitter site construction information, I also found these interesting photographs: I do not know what transmitter site &hellip; <a href=\"https:\/\/www.engineeringradio.us\/blog\/2014\/01\/ge-bt-25-mystery-transmitter-site\/\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">GE BT-25 Mystery transmitter site<\/span><\/a><\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[35],"tags":[18],"class_list":["post-7576","post","type-post","status-publish","format-standard","hentry","category-history","tag-am-transmitter-site"],"_links":{"self":[{"href":"https:\/\/www.engineeringradio.us\/blog\/wp-json\/wp\/v2\/posts\/7576","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.engineeringradio.us\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.engineeringradio.us\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.engineeringradio.us\/blog\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.engineeringradio.us\/blog\/wp-json\/wp\/v2\/comments?post=7576"}],"version-history":[{"count":6,"href":"https:\/\/www.engineeringradio.us\/blog\/wp-json\/wp\/v2\/posts\/7576\/revisions"}],"predecessor-version":[{"id":11303,"href":"https:\/\/www.engineeringradio.us\/blog\/wp-json\/wp\/v2\/posts\/7576\/revisions\/11303"}],"wp:attachment":[{"href":"https:\/\/www.engineeringradio.us\/blog\/wp-json\/wp\/v2\/media?parent=7576"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.engineeringradio.us\/blog\/wp-json\/wp\/v2\/categories?post=7576"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.engineeringradio.us\/blog\/wp-json\/wp\/v2\/tags?post=7576"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}