{"id":9630,"date":"2021-01-13T20:31:20","date_gmt":"2021-01-13T20:31:20","guid":{"rendered":"https:\/\/stevepedwards.today\/ElectronicsStuff\/?p=9630"},"modified":"2021-01-18T19:43:16","modified_gmt":"2021-01-18T19:43:16","slug":"1khz-sine-wave-gen-circuits-mcl-wien-with-tweeter","status":"publish","type":"post","link":"https:\/\/stevepedwards.today\/ElectronicsStuff\/1khz-sine-wave-gen-circuits-mcl-wien-with-tweeter\/","title":{"rendered":"1KHz Sine Wave Gen Circuits, MCL Wien with Tweeter"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-9635\" src=\"https:\/\/stevepedwards.today\/ElectronicsStuff\/wp-content\/uploads\/2021\/01\/sine.png\" alt=\"\" width=\"675\" height=\"423\" srcset=\"https:\/\/stevepedwards.today\/ElectronicsStuff\/wp-content\/uploads\/2021\/01\/sine.png 675w, https:\/\/stevepedwards.today\/ElectronicsStuff\/wp-content\/uploads\/2021\/01\/sine-300x188.png 300w\" sizes=\"auto, (max-width: 675px) 100vw, 675px\" \/><\/p>\n<p>From the above, I built this:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-large wp-image-9659\" src=\"https:\/\/stevepedwards.today\/ElectronicsStuff\/wp-content\/uploads\/2021\/01\/1kHzGen-1024x576.jpg\" alt=\"\" width=\"840\" height=\"473\" srcset=\"https:\/\/stevepedwards.today\/ElectronicsStuff\/wp-content\/uploads\/2021\/01\/1kHzGen-1024x576.jpg 1024w, https:\/\/stevepedwards.today\/ElectronicsStuff\/wp-content\/uploads\/2021\/01\/1kHzGen-300x169.jpg 300w, https:\/\/stevepedwards.today\/ElectronicsStuff\/wp-content\/uploads\/2021\/01\/1kHzGen-768x432.jpg 768w, https:\/\/stevepedwards.today\/ElectronicsStuff\/wp-content\/uploads\/2021\/01\/1kHzGen.jpg 1040w\" sizes=\"auto, (max-width: 840px) 100vw, 840px\" \/><\/p>\n<p>and turned my MCL gen into a 880Hz gen using a Realistic 8ohm tweeter in place of the bulb with the 0.1uF caps replaced:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-large wp-image-9664\" src=\"https:\/\/stevepedwards.today\/ElectronicsStuff\/wp-content\/uploads\/2021\/01\/MCLgen-1024x576.jpg\" alt=\"\" width=\"840\" height=\"473\" srcset=\"https:\/\/stevepedwards.today\/ElectronicsStuff\/wp-content\/uploads\/2021\/01\/MCLgen-1024x576.jpg 1024w, https:\/\/stevepedwards.today\/ElectronicsStuff\/wp-content\/uploads\/2021\/01\/MCLgen-300x169.jpg 300w, https:\/\/stevepedwards.today\/ElectronicsStuff\/wp-content\/uploads\/2021\/01\/MCLgen-768x432.jpg 768w, https:\/\/stevepedwards.today\/ElectronicsStuff\/wp-content\/uploads\/2021\/01\/MCLgen.jpg 1040w\" sizes=\"auto, (max-width: 840px) 100vw, 840px\" \/><\/p>\n<p><iframe loading=\"lazy\" title=\"Easy sine wave generator that did not always work (why? basics + remedies in the description)\" width=\"1333\" height=\"1000\" src=\"https:\/\/www.youtube.com\/embed\/3ih2y4TloNg?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-9639\" src=\"https:\/\/stevepedwards.today\/ElectronicsStuff\/wp-content\/uploads\/2021\/01\/sine2.png\" alt=\"\" width=\"911\" height=\"494\" srcset=\"https:\/\/stevepedwards.today\/ElectronicsStuff\/wp-content\/uploads\/2021\/01\/sine2.png 911w, https:\/\/stevepedwards.today\/ElectronicsStuff\/wp-content\/uploads\/2021\/01\/sine2-300x163.png 300w, https:\/\/stevepedwards.today\/ElectronicsStuff\/wp-content\/uploads\/2021\/01\/sine2-768x416.png 768w\" sizes=\"auto, (max-width: 911px) 100vw, 911px\" \/><\/p>\n<p><iframe loading=\"lazy\" title=\"Sine wave oscillator on 6.8 KHz &amp; how to develop 1 transistor sine wave oscillators (300 Hz-25 KHz)\" width=\"1778\" height=\"1000\" src=\"https:\/\/www.youtube.com\/embed\/EWmEW3h4DsE?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p>Cx must be ceramic for 8kHz +<\/p>\n<p><iframe loading=\"lazy\" title=\"Variable freq. sine wave generator 20 Hz-18 kHz schematic, demo &amp; drawing with 741 Opamp part 1\" width=\"1778\" height=\"1000\" src=\"https:\/\/www.youtube.com\/embed\/YYjzSlqOx4E?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p>&nbsp;<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/stevepedwards.today\/circuitdigest.com\/sites\/default\/files\/circuitdiagram\/Simple-Sine-Wave-Generator-Circuit-diagram-using-Transistor.png\" alt=\"Simple Sine Wave Generator Circuit diagram using Transistor\" \/><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.learningaboutelectronics.com\/images\/Sine-wave-generator-circuit-with-a-transistor.png\" alt=\"How to Build a Sine Wave Generator Circuit with a Transistor\" \/><\/p>\n<p>The above cannot work surely, as the gain is less than 3? 3k\/1.8 &lt; 3..<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.allaboutcircuits.com\/uploads\/articles\/phase-shift-oscillator.jpg\" \/><\/p>\n<p><iframe loading=\"lazy\" title=\"1kHz Sine Oscillator\" width=\"1333\" height=\"1000\" src=\"https:\/\/www.youtube.com\/embed\/cEb-_pMrSAk?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n","protected":false},"excerpt":{"rendered":"<p>From the above, I built this: and turned my MCL gen into a 880Hz gen using a Realistic 8ohm tweeter in place of the bulb with the 0.1uF caps replaced: Cx must be ceramic for 8kHz + &nbsp; The above cannot work surely, as the gain is less than 3? 3k\/1.8 &lt; 3..<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-9630","post","type-post","status-publish","format-standard","hentry","category-uncategorised"],"_links":{"self":[{"href":"https:\/\/stevepedwards.today\/ElectronicsStuff\/wp-json\/wp\/v2\/posts\/9630","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/stevepedwards.today\/ElectronicsStuff\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/stevepedwards.today\/ElectronicsStuff\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/stevepedwards.today\/ElectronicsStuff\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/stevepedwards.today\/ElectronicsStuff\/wp-json\/wp\/v2\/comments?post=9630"}],"version-history":[{"count":17,"href":"https:\/\/stevepedwards.today\/ElectronicsStuff\/wp-json\/wp\/v2\/posts\/9630\/revisions"}],"predecessor-version":[{"id":9666,"href":"https:\/\/stevepedwards.today\/ElectronicsStuff\/wp-json\/wp\/v2\/posts\/9630\/revisions\/9666"}],"wp:attachment":[{"href":"https:\/\/stevepedwards.today\/ElectronicsStuff\/wp-json\/wp\/v2\/media?parent=9630"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/stevepedwards.today\/ElectronicsStuff\/wp-json\/wp\/v2\/categories?post=9630"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/stevepedwards.today\/ElectronicsStuff\/wp-json\/wp\/v2\/tags?post=9630"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}