{"id":12155,"date":"2017-06-19T18:49:16","date_gmt":"2017-06-20T01:49:16","guid":{"rendered":"https:\/\/rustybolt.info\/wordpress\/?p=12155"},"modified":"2017-06-21T11:31:21","modified_gmt":"2017-06-21T18:31:21","slug":"2017-06-19-fm-receiver-kit-with-hex3653-chip","status":"publish","type":"post","link":"https:\/\/rustybolt.info\/wordpress\/?p=12155","title":{"rendered":"2017-06-19 FM Receiver Kit \u00a0With Hex3653 Chip"},"content":{"rendered":"<p>I ordered these kits Several weeks ago and they finally arrived today. &nbsp;I opened up the package and found several parts rattling around loose in the box. &nbsp;I found one bag had been cut open, and whoever slit it didn&#8217;t tape or staple it closed.<\/p>\n<p>I got to work and assembled one of the kits still sealed in its bag. &nbsp;It didn&#8217;t go as well as I had expected. &nbsp;There are no instructions with each kit, so I searched for Hex3653 receiver and found an article on eBay that looked like it could help. &nbsp;It gave the location of several of the components, but the board I had wasn&#8217;t the same and used some different parts. &nbsp;I put in what looked the same then puzzled out what was left. &nbsp;Later I found&nbsp;<a href=\"http:\/\/goughlui.com\/2016\/09\/28\/project-reverse-eng-hex3653-av2b-stereo-fm-receiver-kit\/\">goughlui.com<\/a>, which was much more&nbsp;helpful.<\/p>\n<p><b>Discrepancies<\/b>&nbsp;<\/p>\n<p>The eBay board had only 2 resistors, one 10k and the other 2.2k. &nbsp;But I had four resistors, all 10k. &nbsp;I don&#8217;t know why mine didn&#8217;t have a 2.2k, but having four 10k resistors all the same made the choice very simple.<\/p>\n<p><b>Antenna<\/b><\/p>\n<p>I had to figure out what the four pins and jumper do. &nbsp;But the&nbsp;<a href=\"http:\/\/goughlui.com\/2016\/09\/28\/project-reverse-eng-hex3653-av2b-stereo-fm-receiver-kit\/\">above website<\/a>&nbsp;helped a lot. &nbsp;The four&nbsp;pins are labeled ASW, which I&#8217;m guessing means antenna switch. &nbsp;One way makes the earphone cord the antenna, the other is a separate wire. &nbsp;<\/p>\n<p><a href=\"https:\/\/rustybolt.info\/wordpress\/wp-content\/uploads\/2017\/06\/IMG_20170619_1822222.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/rustybolt.info\/wordpress\/wp-content\/uploads\/2017\/06\/IMG_20170619_1822222.jpg\" alt=\"\" class=\"wp-image-12158 alignnone size-full\" width=\"1752\" height=\"1306\" srcset=\"https:\/\/rustybolt.info\/wordpress\/wp-content\/uploads\/2017\/06\/IMG_20170619_1822222.jpg 1752w, https:\/\/rustybolt.info\/wordpress\/wp-content\/uploads\/2017\/06\/IMG_20170619_1822222-300x224.jpg 300w, https:\/\/rustybolt.info\/wordpress\/wp-content\/uploads\/2017\/06\/IMG_20170619_1822222-768x572.jpg 768w, https:\/\/rustybolt.info\/wordpress\/wp-content\/uploads\/2017\/06\/IMG_20170619_1822222-1024x763.jpg 1024w\" sizes=\"auto, (max-width: 1752px) 100vw, 1752px\" \/><\/a><\/p>\n<p><b>Performance&nbsp;<\/b><\/p>\n<p>It comes with a two AA cell battery holder, so I soldered it to the PW holes on the left. &nbsp;I put cells in the holder, plugged in some earbuds, pushed a few pushbuttons and received a station. &nbsp;I moved the jumper to the left and the station got louder, so I guess that was the one for the headphone cord antenna. &nbsp;It works okay even though I wasn&#8217;t sure if I had put all the parts in their proper places. &nbsp;Yay! &nbsp;Now I can assemble some others.<\/p>\n<p><b>Conclusion<\/b><\/p>\n<p>I agree with the conclusion in the goughlui website. &nbsp;This receiver has a loud pop when turned on, and the volume has too much change between steps. &nbsp;If you plug this into a powerful stereo system, it could damage speakers or even more.<\/p>\n<p>When the seek buttons are pressed, the seek is muted, but since there is no display, the next station is unknown until the station verbally identfies itself. &nbsp;A display would help a lot, but it&#8217;d be more expensive.<\/p>\n<p>The instructions are nonexistent, but through my previous experience I was able to get through with no problems. &nbsp;Because of this, and the soldering of the tiny SMD chip, I don&#8217;t recommend this for beginners, and hopefully the goughlui.com website and my blog will help future experienced assemblers get through this project without problems.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>I ordered these kits Several weeks ago and they finally arrived today. &nbsp;I opened up the package and found several parts rattling around loose in the box. &nbsp;I found one bag had been cut open, and whoever slit it didn&#8217;t tape or staple it closed. I got to work and assembled one of the kits<a href=\"https:\/\/rustybolt.info\/wordpress\/?p=12155\"> <\/p>\n<p> (Read More&#8230;)<\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[309,310,262],"tags":[314,313,312],"class_list":["post-12155","post","type-post","status-publish","format-standard","hentry","category-assembling-kit","category-fm-band","category-receiver","tag-ebay","tag-fm-receiver-kit","tag-hex3653"],"_links":{"self":[{"href":"https:\/\/rustybolt.info\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/12155","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rustybolt.info\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rustybolt.info\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rustybolt.info\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/rustybolt.info\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=12155"}],"version-history":[{"count":6,"href":"https:\/\/rustybolt.info\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/12155\/revisions"}],"predecessor-version":[{"id":12165,"href":"https:\/\/rustybolt.info\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/12155\/revisions\/12165"}],"wp:attachment":[{"href":"https:\/\/rustybolt.info\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=12155"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rustybolt.info\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=12155"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rustybolt.info\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=12155"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}