{"id":58599,"date":"2023-12-28T05:00:31","date_gmt":"2023-12-28T09:00:31","guid":{"rendered":"https:\/\/swling.com\/blog\/?p=58599"},"modified":"2023-12-30T08:30:18","modified_gmt":"2023-12-30T12:30:18","slug":"tef6686-dsp-chip-and-the-qodosen-sr-286","status":"publish","type":"post","link":"https:\/\/swling.com\/blog\/2023\/12\/tef6686-dsp-chip-and-the-qodosen-sr-286\/","title":{"rendered":"TEF6686 DSP Chip and the Qodosen SR-286"},"content":{"rendered":"<p><strong><a href=\"https:\/\/swling.com\/blog\/wp-content\/uploads\/2023\/12\/Qodosen-SR-286-1.jpeg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-58600\" src=\"https:\/\/swling.com\/blog\/wp-content\/uploads\/2023\/12\/Qodosen-SR-286-1.jpeg\" alt=\"\" width=\"1168\" height=\"742\" srcset=\"https:\/\/swling.com\/blog\/wp-content\/uploads\/2023\/12\/Qodosen-SR-286-1.jpeg 1168w, https:\/\/swling.com\/blog\/wp-content\/uploads\/2023\/12\/Qodosen-SR-286-1-300x191.jpeg 300w, https:\/\/swling.com\/blog\/wp-content\/uploads\/2023\/12\/Qodosen-SR-286-1-1024x651.jpeg 1024w, https:\/\/swling.com\/blog\/wp-content\/uploads\/2023\/12\/Qodosen-SR-286-1-768x488.jpeg 768w, https:\/\/swling.com\/blog\/wp-content\/uploads\/2023\/12\/Qodosen-SR-286-1-624x396.jpeg 624w\" sizes=\"auto, (max-width: 1168px) 100vw, 1168px\" \/><\/a>Many thanks to <em>SWLing Post<\/em> contributor, TomL, who writes:<\/strong><\/p>\n<p style=\"padding-left: 40px;\">A couple of weeks ago, &#8220;Radio Jay Allen&#8221; sent out a review of a Chinese portable using a different DSP chip from NXP called the TEF6686 usually used in car radios with lots of features. I also notice that the description for the new 2024 WRTH lists an in-depth an article about the TEF6686 chip. Does anyone else know about the new chip or the portable that was reviewed? Is it better than the current crop of portables based on Silicon Labs chips?<\/p>\n<p style=\"padding-left: 40px;\">Here is a link to the review of the portable radio:<\/p>\n<blockquote class=\"wp-embedded-content\" data-secret=\"tPCl5ADiAU\"><p><a href=\"https:\/\/radiojayallen.com\/qodosen-sr-286-am-fm-sw-high-performance-portable\/\">Qodosen SR-286 AM\/LW\/FM\/SW High Performance&nbsp;Portable<\/a><\/p><\/blockquote>\n<p><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; clip: rect(1px, 1px, 1px, 1px);\" title=\"&#8220;Qodosen SR-286 AM\/LW\/FM\/SW High Performance&nbsp;Portable&#8221; &#8212; radiojayallen\" src=\"https:\/\/radiojayallen.com\/qodosen-sr-286-am-fm-sw-high-performance-portable\/embed\/#?secret=NYrAyaKQid#?secret=tPCl5ADiAU\" data-secret=\"tPCl5ADiAU\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>\n<p style=\"text-align: center;\"><strong><a href=\"https:\/\/www.aliexpress.us\/item\/3256806056657486.html\" target=\"_blank\" rel=\"noopener\">Click here to check out the Qodosen SR-286 on AliExpress.\u00a0<\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Many thanks to SWLing Post contributor, TomL, who writes: A couple of weeks ago, &#8220;Radio Jay Allen&#8221; sent out a review of a Chinese portable using a different DSP chip from NXP called the TEF6686 usually used in car radios with lots of features. I also notice that the description for the new 2024 WRTH [&hellip;]<\/p>\n","protected":false},"author":15,"featured_media":0,"comment_status":"open","ping_status":"closed","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":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[3,43],"tags":[10409,5119],"class_list":["post-58599","post","type-post","status-publish","format-standard","hentry","category-news","category-shortwave-radio","tag-qodosen-sr-286","tag-toml"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/pn3uc-ff9","jetpack-related-posts":[{"id":61777,"url":"https:\/\/swling.com\/blog\/2025\/01\/qodosen-dx-286-first-impressions\/","url_meta":{"origin":58599,"position":0},"title":"Qodosen DX-286 First Impressions","author":"Jock Elliott","date":"January 18, 2025","format":false,"excerpt":"By Jock Elliott, KB2GOM There was quite a bit of excitement in the ultralight radio community in 2024 when folks \u201cdiscovered\u201d the Qodosen DX-286 radio. The very first version of this radio was the Qodosen SR-286. Its Big Trick was that it was based on the NXP TEF6686 DSP chip\u2026","rel":"","context":"In &quot;News&quot;","block_context":{"text":"News","link":"https:\/\/swling.com\/blog\/category\/news\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2025\/01\/DX-290-1024x604.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2025\/01\/DX-290-1024x604.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2025\/01\/DX-290-1024x604.jpg?resize=525%2C300&ssl=1 1.5x"},"classes":[]},{"id":62410,"url":"https:\/\/swling.com\/blog\/2025\/03\/jeff-finds-that-the-qodosen-dx-286-struggles-with-talk-radio\/","url_meta":{"origin":58599,"position":1},"title":"Jeff Finds that the Qodosen DX-286 Struggles with Talk Radio","author":"Thomas","date":"March 19, 2025","format":false,"excerpt":"Many thanks to SWLing Post contributor Jeff McMahan for his mini update of the Qodosen DX-286. While it excelled at music, Jeff found its DSP filtering took a serious toll on voice clarity \u2014 enough to lose its coveted spot as his \u201cBedroom Radio.\u201d Check out his full write-up on\u2026","rel":"","context":"In &quot;News&quot;","block_context":{"text":"News","link":"https:\/\/swling.com\/blog\/category\/news\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2025\/03\/Qodosen-DX-286.jpeg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2025\/03\/Qodosen-DX-286.jpeg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2025\/03\/Qodosen-DX-286.jpeg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2025\/03\/Qodosen-DX-286.jpeg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2025\/03\/Qodosen-DX-286.jpeg?resize=1050%2C600&ssl=1 3x"},"classes":[]},{"id":61751,"url":"https:\/\/swling.com\/blog\/2025\/01\/why-jeff-returned-the-qodosen-dx-286\/","url_meta":{"origin":58599,"position":2},"title":"Why Jeff Returned the Qodosen DX-286","author":"Thomas","date":"January 16, 2025","format":false,"excerpt":"Many thanks to SWLing Post contributor Jeff McMahon, who notes that he\u2019s published his thoughts about the Qodosen DX-286 [SWLing Post affiliate link]\u00a0over on his blog, The Herculodge. While the DX-286 had solid AM reception, its audio quality and build didn\u2019t quite meet his needs. In the end, Jeff opted\u2026","rel":"","context":"In &quot;News&quot;","block_context":{"text":"News","link":"https:\/\/swling.com\/blog\/category\/news\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2025\/01\/Jeff-DX-286.jpeg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2025\/01\/Jeff-DX-286.jpeg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2025\/01\/Jeff-DX-286.jpeg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2025\/01\/Jeff-DX-286.jpeg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2025\/01\/Jeff-DX-286.jpeg?resize=1050%2C600&ssl=1 3x"},"classes":[]},{"id":62451,"url":"https:\/\/swling.com\/blog\/2025\/03\/radio-deals-qodosen-dx-286-on-sale\/","url_meta":{"origin":58599,"position":3},"title":"Radio Deals: Qodosen DX-286 on Sale","author":"Thomas","date":"March 27, 2025","format":false,"excerpt":"Many thanks to SWLing Post contributor, Barry, who writes: Thank you for the tip about the XHDATA deals on Amazon. I picked up a D-808; I\u2019ve always wanted one. Your readers might be interested to know that the Qodosen DX-286 is also on sale for $67.99 on Amazon. I already\u2026","rel":"","context":"In &quot;Deals&quot;","block_context":{"text":"Deals","link":"https:\/\/swling.com\/blog\/category\/deals\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2025\/03\/DX-286.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2025\/03\/DX-286.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2025\/03\/DX-286.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2025\/03\/DX-286.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2025\/03\/DX-286.jpg?resize=1050%2C600&ssl=1 3x"},"classes":[]},{"id":55049,"url":"https:\/\/swling.com\/blog\/2022\/12\/ivan-checks-out-the-new-tef6686-chip-radio\/","url_meta":{"origin":58599,"position":4},"title":"Ivan checks out the new TEF6686 chip radio","author":"Thomas","date":"December 15, 2022","format":false,"excerpt":"Many thanks to SWLing Post contributor, Ivan Cholakov (NO2CW) who writes: Hey I just got a radio from China based on the famed tef6686 tuning chip. Just started checking out the basic functions and will let you know how it fares on the bands. https:\/\/youtu.be\/hLwA2poOzhU Video description: This project started\u2026","rel":"","context":"In &quot;New Products&quot;","block_context":{"text":"New Products","link":"https:\/\/swling.com\/blog\/category\/new-products\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2022\/12\/New-TEF6686-Plus-4-0-LNA-3-2-DSP-Radio-Full-Band-Radio-Dual-Speaker-Hardware.jpg_Q90.jpg_.webp?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2022\/12\/New-TEF6686-Plus-4-0-LNA-3-2-DSP-Radio-Full-Band-Radio-Dual-Speaker-Hardware.jpg_Q90.jpg_.webp?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2022\/12\/New-TEF6686-Plus-4-0-LNA-3-2-DSP-Radio-Full-Band-Radio-Dual-Speaker-Hardware.jpg_Q90.jpg_.webp?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2022\/12\/New-TEF6686-Plus-4-0-LNA-3-2-DSP-Radio-Full-Band-Radio-Dual-Speaker-Hardware.jpg_Q90.jpg_.webp?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2022\/12\/New-TEF6686-Plus-4-0-LNA-3-2-DSP-Radio-Full-Band-Radio-Dual-Speaker-Hardware.jpg_Q90.jpg_.webp?resize=1050%2C600&ssl=1 3x"},"classes":[]},{"id":62431,"url":"https:\/\/swling.com\/blog\/2025\/03\/jeff-takes-a-look-at-the-tecsun-pl-330\/","url_meta":{"origin":58599,"position":5},"title":"Jeff Takes a Look at the Tecsun PL-330","author":"Thomas","date":"March 24, 2025","format":false,"excerpt":"Many thanks to SWLing Post contributor Jeff McMahon, who notes that he\u2019s published a new article on the Herculodge reflecting on his latest impulse radio purchase: the Tecsun PL-330. Jeff shares how this venerable compact portable seduced him \u2014 despite an already impressive collection of Tecsun greats. Click here to\u2026","rel":"","context":"In &quot;News&quot;","block_context":{"text":"News","link":"https:\/\/swling.com\/blog\/category\/news\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2025\/03\/Jeff-PL-330.jpeg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2025\/03\/Jeff-PL-330.jpeg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2025\/03\/Jeff-PL-330.jpeg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2025\/03\/Jeff-PL-330.jpeg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/swling.com\/blog\/wp-content\/uploads\/2025\/03\/Jeff-PL-330.jpeg?resize=1050%2C600&ssl=1 3x"},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/swling.com\/blog\/wp-json\/wp\/v2\/posts\/58599","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/swling.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/swling.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/swling.com\/blog\/wp-json\/wp\/v2\/users\/15"}],"replies":[{"embeddable":true,"href":"https:\/\/swling.com\/blog\/wp-json\/wp\/v2\/comments?post=58599"}],"version-history":[{"count":1,"href":"https:\/\/swling.com\/blog\/wp-json\/wp\/v2\/posts\/58599\/revisions"}],"predecessor-version":[{"id":58601,"href":"https:\/\/swling.com\/blog\/wp-json\/wp\/v2\/posts\/58599\/revisions\/58601"}],"wp:attachment":[{"href":"https:\/\/swling.com\/blog\/wp-json\/wp\/v2\/media?parent=58599"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/swling.com\/blog\/wp-json\/wp\/v2\/categories?post=58599"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/swling.com\/blog\/wp-json\/wp\/v2\/tags?post=58599"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}