{"id":616,"date":"2011-01-27T21:24:00","date_gmt":"2011-01-28T02:24:00","guid":{"rendered":"http:\/\/swling.com\/db\/?p=616"},"modified":"2012-02-21T19:27:31","modified_gmt":"2012-02-22T00:27:31","slug":"ten-tec-model-1254-superhet-receiver-kit","status":"publish","type":"post","link":"https:\/\/swling.com\/db\/2011\/01\/ten-tec-model-1254-superhet-receiver-kit\/","title":{"rendered":"Ten-Tec Model 1254 &#8211; Superhet Receiver Kit"},"content":{"rendered":"<div id=\"attachment_617\" style=\"width: 310px\" class=\"wp-caption alignright\"><a href=\"http:\/\/swling.com\/db\/wp-content\/uploads\/2011\/01\/TenTecModel1254.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-617\" class=\"size-medium wp-image-617\" title=\"TenTecModel1254\" src=\"http:\/\/swling.com\/db\/wp-content\/uploads\/2011\/01\/TenTecModel1254-300x150.jpg\" alt=\"\" width=\"300\" height=\"150\" srcset=\"https:\/\/swling.com\/db\/wp-content\/uploads\/2011\/01\/TenTecModel1254-300x150.jpg 300w, https:\/\/swling.com\/db\/wp-content\/uploads\/2011\/01\/TenTecModel1254.jpg 400w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-617\" class=\"wp-caption-text\">The Ten-Tec Model 1254 Shortwave Receiver Kit<\/p><\/div>\n<p>The Ten-Tec Model 1254 Superhet Receiver Kit combines the satisfaction of the kit building experience with the performance features expected in a modern HF receiver.\u00a0 You will build a true dual-conversion superhet with a microprocessor-controlled frequency synthesizer. Digital LED readout. Alignment is easy and does not require complicated equipment. You only need a volt-ohm meter and your ear; the kit provides its own 45 MHz test signal.<\/p>\n<p>Project skill level: Intermediate.<\/p>\n<p><em>Not recommended as a first-time kit building project. <\/em><\/p>\n<p>Estimated build time: 15-20 hours.<\/p>\n<p><strong>Specs:<\/strong><\/p>\n<ul>\n<li>Frequency coverage: 100 kHz &#8211; 30 MHz<\/li>\n<li>Modes: AM, SSB, CW<\/li>\n<li>Clarifier control for +\/- 1.5 kHz SSB\/CW fine tuning between 2.5 kHz steps<\/li>\n<li>Front panel controls: ON\/OFF switch, Tuning, Volume, Clarifier, Mode Select, Memory Write, VFO\/Memory tuning select, Tuning Rate Speed<\/li>\n<li>15 programmable memories<\/li>\n<li>Circuit: Synthesized 45-75 MHz local oscillator, 45 MHz first I-F, 455 kHz second I-F<\/li>\n<li>Sensitivity: AM mode, 2.5 uV for 10 dB SNR at 30% modulation, SSB\/CW mode, 0.5 uV for 10 dB SNR<\/li>\n<li>Selectivity: 4 kHz @ -6 dB<\/li>\n<li>6 digit green LED frequency\/memory display with mode indicators<\/li>\n<li>Power supply: 12-15 Vdc, 250 mA current consumption with no signal present. 15 Vdc @ 800 mA wall transformer for 110 VAC operation included with kit.<\/li>\n<li>Antenna connector: 50 ohm input, RCA-style female phono jack<\/li>\n<li>Audio: 1.5 watts audio output to internal speaker, plus 1\/8 inch front panel stereo phone jack for headphones or external speaker<\/li>\n<li>Semiconductors: 10 IC&#8217;s, 26 transistors, 16 diodes<\/li>\n<li>Compact size: 2.25&#8243; x 6.5&#8243; x 6.5&#8243; HxWxD<\/li>\n<li>Construction: Steel clamshell case, aluminum chassis, plastic molded front panel. Speaker inside top of steel clamshell, top-firing<\/li>\n<\/ul>\n<p><strong>Resources:<\/strong><\/p>\n<ul>\n<li><a title=\"Ten-Tec\" href=\"http:\/\/www.tentec.com\/index.php?id=50\">Manufacturer&#8217;s Product Page &#8211; Ten-Tec Model 1254<\/a><\/li>\n<li>Reviews\/Build Notes\/Mods:\n<ul>\n<li><a title=\"Eham.net reviews\" href=\"http:\/\/www.eham.net\/reviews\/detail\/1662\">Eham<\/a><\/li>\n<li><a title=\"MT Technologies\" href=\"http:\/\/www.mtechnologies.com\/tt1254\/1254.htm\">MT Technologies<\/a><\/li>\n<li><a title=\"MT Technologies\" href=\"http:\/\/www.mtechnologies.com\/tt1254\/1254a.htm\">MT Technologies Receiver Mods<\/a><\/li>\n<li><a title=\"Upgrade Kit (Not Ten-Tec)\" href=\"http:\/\/www.cholakian.com\/TT1254upgrade.html\">Receiver Processor Upgrade<\/a>\u00a0(<a title=\"SWLing Post\" href=\"http:\/\/swling.com\/blog\/2012\/02\/upgrade-your-ten-tec-model-1254-shortwave-receiver\/\" target=\"_blank\">Very easy to perform<\/a>.)<\/li>\n<\/ul>\n<\/li>\n<li>Retailers\n<ul>\n<li><a title=\"Ten-Tec\" href=\"http:\/\/www.tentec.com\/index.php?id=50\">Ten-Tec<\/a><\/li>\n<li><script type=\"text\/javascript\">\/\/ <![CDATA[\ndocument.write('<scr'+'ipt src=\"http:\/\/rover.ebay.com\/ar\/1\/55242\/1?lt=9&#038;adtype=3&#038;pubid=5574879351&#038;toolid=10001&#038;campid=5336779118&#038;customid=&#038;uq=Model+1254&#038;sellerId=&#038;ex_kw=&#038;sortBy=12&#038;catId=&#038;minPrice=&#038;maxPrice=&#038;laction=_blank&#038;ltext=Click+here+to+search+eBay+for+a+Ten-Tec+Model+1254&#038;n3y=1&#038;v1e=1&#038;u7v=1&#038;a3h=1&#038;def=a3h&#038;ig=1&#038;mpt='+Math.floor(Math.random()*999999999)+'\"><\/scr'+'ipt>');\n\/\/ ]]><\/script><noscript>&lt;a target=&#8221;_blank&#8221; href=&#8221;http:\/\/rover.ebay.com\/rover\/1\/711-53200-19255-0\/1?icep_ff3=9&amp;#038;pub=5574879351&amp;#038;toolid=10001&amp;#038;campid=5336779118&amp;#038;customid=&amp;#038;icep_uq=Model+1254&amp;#038;icep_sellerId=&amp;#038;icep_ex_kw=&amp;#038;icep_sortBy=12&amp;#038;icep_catId=&amp;#038;icep_minPrice=&amp;#038;icep_maxPrice=&amp;#038;ipn=psmain&amp;#038;icep_vectorid=229466&amp;#038;kwid=902099&amp;#038;mtid=824&amp;#038;kw=lg&#8221;&gt;Click here to search eBay for a Ten-Tec Model 1254&lt;\/a&gt;&lt;img style=&#8221;text-decoration:none;border:0;padding:0;margin:0;&#8221; src=&#8221;http:\/\/rover.ebay.com\/roverimp\/1\/711-53200-19255-0\/1?ff3=9&amp;#038;pub=5574879351&amp;#038;toolid=10001&amp;#038;campid=5336779118&amp;#038;customid=&amp;#038;uq=Model+1254&amp;#038;mpt=[CACHEBUSTER]&#8221;&gt;<\/noscript><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>The Ten-Tec Model 1254 Superhet Receiver Kit combines the satisfaction of the kit building experience with the performance features expected in a modern HF receiver.\u00a0 You will build a true dual-conversion superhet with a microprocessor-controlled frequency synthesizer. Digital LED readout. &hellip; <a href=\"https:\/\/swling.com\/db\/2011\/01\/ten-tec-model-1254-superhet-receiver-kit\/\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[248,436,29],"tags":[583,258,251,259,553,257],"class_list":["post-616","post","type-post","status-publish","format-standard","hentry","category-kits","category-made-in-usa","category-ten-tec","tag-made-in-usa","tag-model-1254","tag-radio-kits","tag-shortwave-r","tag-ten-tec","tag-ten-tec-model-1254"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/p1f4Ph-9W","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/swling.com\/db\/wp-json\/wp\/v2\/posts\/616","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/swling.com\/db\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/swling.com\/db\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/swling.com\/db\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/swling.com\/db\/wp-json\/wp\/v2\/comments?post=616"}],"version-history":[{"count":4,"href":"https:\/\/swling.com\/db\/wp-json\/wp\/v2\/posts\/616\/revisions"}],"predecessor-version":[{"id":1097,"href":"https:\/\/swling.com\/db\/wp-json\/wp\/v2\/posts\/616\/revisions\/1097"}],"wp:attachment":[{"href":"https:\/\/swling.com\/db\/wp-json\/wp\/v2\/media?parent=616"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/swling.com\/db\/wp-json\/wp\/v2\/categories?post=616"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/swling.com\/db\/wp-json\/wp\/v2\/tags?post=616"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}