{"id":284,"date":"2017-02-03T21:39:25","date_gmt":"2017-02-03T19:39:25","guid":{"rendered":"http:\/\/lz2jr.com\/blog\/?p=284"},"modified":"2019-02-22T15:05:03","modified_gmt":"2019-02-22T13:05:03","slug":"mic-amplifier-dsb-cw-modulator-unit-ssbgen","status":"publish","type":"post","link":"https:\/\/lz2jr.com\/blog\/index.php\/mic-amplifier-dsb-cw-modulator-unit-ssbgen\/","title":{"rendered":"MIC amplifier, DSB, CW modulator unit &#8211; SSBGEN"},"content":{"rendered":"<p>In order to form DSB\/CW modulation on TX, a SSBGEN board is used.<\/p>\n<p>It consists of the following parts:<\/p>\n<ul>\n<li>Microphone preamplifier and TX audio amplifier &#8211; TL082<\/li>\n<li>Switched input: LINE IN or MIC (MUX 4053)<\/li>\n<li>DSB modulator &#8211; SA612<\/li>\n<li>CW drive level and form circuit &#8211; \u00bd of MCP4631 dual digi pot<\/li>\n<li>SSB drive level (mic level) &#8211; \u00bd of MCP4631 dual digi pot<\/li>\n<\/ul>\n<p><a class=\"highslide img_1\" href=\"https:\/\/lz2jr.com\/blog\/wp-content\/uploads\/2017\/02\/SSBGEN_15107106.png\" onclick=\"return hs.expand(this)\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-426\" src=\"https:\/\/lz2jr.com\/blog\/wp-content\/uploads\/2017\/02\/SSBGEN_15107106-300x212.png\" alt=\"\" width=\"300\" height=\"212\" srcset=\"https:\/\/lz2jr.com\/blog\/wp-content\/uploads\/2017\/02\/SSBGEN_15107106-300x212.png 300w, https:\/\/lz2jr.com\/blog\/wp-content\/uploads\/2017\/02\/SSBGEN_15107106-768x543.png 768w, https:\/\/lz2jr.com\/blog\/wp-content\/uploads\/2017\/02\/SSBGEN_15107106-1024x724.png 1024w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>PCB component side<\/p>\n<p><a class=\"highslide img_2\" href=\"https:\/\/lz2jr.com\/blog\/wp-content\/uploads\/2017\/02\/ssbgen-ref.png\" onclick=\"return hs.expand(this)\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-427\" src=\"https:\/\/lz2jr.com\/blog\/wp-content\/uploads\/2017\/02\/ssbgen-ref-249x300.png\" alt=\"\" width=\"249\" height=\"300\" srcset=\"https:\/\/lz2jr.com\/blog\/wp-content\/uploads\/2017\/02\/ssbgen-ref-249x300.png 249w, https:\/\/lz2jr.com\/blog\/wp-content\/uploads\/2017\/02\/ssbgen-ref.png 691w\" sizes=\"auto, (max-width: 249px) 100vw, 249px\" \/><\/a><\/p>\n<p><a class=\"highslide img_3\" href=\"https:\/\/lz2jr.com\/blog\/wp-content\/uploads\/2017\/02\/ssbgen-value.png\" onclick=\"return hs.expand(this)\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-428\" src=\"https:\/\/lz2jr.com\/blog\/wp-content\/uploads\/2017\/02\/ssbgen-value-250x300.png\" alt=\"\" width=\"250\" height=\"300\" srcset=\"https:\/\/lz2jr.com\/blog\/wp-content\/uploads\/2017\/02\/ssbgen-value-250x300.png 250w, https:\/\/lz2jr.com\/blog\/wp-content\/uploads\/2017\/02\/ssbgen-value.png 692w\" sizes=\"auto, (max-width: 250px) 100vw, 250px\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In order to form DSB\/CW modulation on TX, a SSBGEN board is used. It consists of the following parts: Microphone preamplifier and TX audio amplifier &#8211; TL082 Switched input: LINE IN or MIC (MUX 4053) DSB modulator &#8211; SA612 CW<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"ngg_post_thumbnail":0,"footnotes":""},"categories":[13,15,23],"tags":[],"class_list":["post-284","post","type-post","status-publish","format-standard","hentry","category-hf-home-made-transceiver","category-modules","category-ssbgen"],"_links":{"self":[{"href":"https:\/\/lz2jr.com\/blog\/index.php\/wp-json\/wp\/v2\/posts\/284","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lz2jr.com\/blog\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lz2jr.com\/blog\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lz2jr.com\/blog\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/lz2jr.com\/blog\/index.php\/wp-json\/wp\/v2\/comments?post=284"}],"version-history":[{"count":6,"href":"https:\/\/lz2jr.com\/blog\/index.php\/wp-json\/wp\/v2\/posts\/284\/revisions"}],"predecessor-version":[{"id":429,"href":"https:\/\/lz2jr.com\/blog\/index.php\/wp-json\/wp\/v2\/posts\/284\/revisions\/429"}],"wp:attachment":[{"href":"https:\/\/lz2jr.com\/blog\/index.php\/wp-json\/wp\/v2\/media?parent=284"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lz2jr.com\/blog\/index.php\/wp-json\/wp\/v2\/categories?post=284"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lz2jr.com\/blog\/index.php\/wp-json\/wp\/v2\/tags?post=284"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}