{"id":5711,"date":"2013-09-03T21:21:25","date_gmt":"2013-09-03T21:21:25","guid":{"rendered":"http:\/\/178.62.14.192\/?p=5711"},"modified":"2013-09-03T21:21:25","modified_gmt":"2013-09-03T21:21:25","slug":"amplify-the-volume-from-your-raspberrypi","status":"publish","type":"post","link":"https:\/\/www.recantha.co.uk\/blog\/?p=5711","title":{"rendered":"Amplify the volume from your #RaspberryPi"},"content":{"rendered":"

Raspberry Pi gets a speaker - Raj Vignesh Navaneetha Krishnan<\/a><\/p>\n

Raj Vignesh has built a circuit to allow him to amplify the sound output from the audio output of the Pi. It currently uses an external 9V battery although he hopes to eventually power it from the 3V rail on the Pi… Not sure if that’s a good idea really, but he sounds like he knows what he’s talking about!<\/p>\n

Read more here<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

Raj Vignesh has built a circuit to allow him to amplify the sound output from the audio output of the Pi. It currently uses an external 9V battery although he hopes to eventually power it from the 3V rail on…<\/p>\n

Read more →<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_feature_clip_id":0,"_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":[4,20,50],"tags":[],"class_list":["post-5711","post","type-post","status-publish","format-standard","hentry","category-audio","category-gpio-boards","category-making"],"yoast_head":"\nAmplify the volume from your #RaspberryPi - Raspberry Pi Pod<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.recantha.co.uk\/blog\/?p=5711\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Amplify the volume from your #RaspberryPi - Raspberry Pi Pod\" \/>\n<meta property=\"og:description\" content=\"Raj Vignesh has built a circuit to allow him to amplify the sound output from the audio output of the Pi. It currently uses an external 9V battery although he hopes to eventually power it from the 3V rail on…Read more →\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.recantha.co.uk\/blog\/?p=5711\" \/>\n<meta property=\"og:site_name\" content=\"Raspberry Pi Pod\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/recantha\/\" \/>\n<meta property=\"article:published_time\" content=\"2013-09-03T21:21:25+00:00\" \/>\n<meta property=\"og:image\" content=\"http:\/\/178.62.14.192\/wp-content\/uploads\/2013\/09\/807672.jpg\" \/>\n<meta name=\"author\" content=\"Michael Horne\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@recantha\" \/>\n<meta name=\"twitter:site\" content=\"@recantha\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Michael Horne\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.recantha.co.uk\\\/blog\\\/?p=5711#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.recantha.co.uk\\\/blog\\\/?p=5711\"},\"author\":{\"name\":\"Michael Horne\",\"@id\":\"https:\\\/\\\/www.recantha.co.uk\\\/blog\\\/#\\\/schema\\\/person\\\/c27c4ef2ee1c18b130f1fcd5dcdbb263\"},\"headline\":\"Amplify the volume from your #RaspberryPi\",\"datePublished\":\"2013-09-03T21:21:25+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.recantha.co.uk\\\/blog\\\/?p=5711\"},\"wordCount\":71,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.recantha.co.uk\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.recantha.co.uk\\\/blog\\\/?p=5711#primaryimage\"},\"thumbnailUrl\":\"http:\\\/\\\/178.62.14.192\\\/wp-content\\\/uploads\\\/2013\\\/09\\\/807672.jpg\",\"articleSection\":[\"Audio\",\"GPIO boards\",\"Making\"],\"inLanguage\":\"en-GB\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.recantha.co.uk\\\/blog\\\/?p=5711#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.recantha.co.uk\\\/blog\\\/?p=5711\",\"url\":\"https:\\\/\\\/www.recantha.co.uk\\\/blog\\\/?p=5711\",\"name\":\"Amplify the volume from your #RaspberryPi - 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Using the\u00a0PCM5242 DAC, this board gives\u00a0higher quality output than its predecessors and features both Phono and Headphone\u00a0sockets. Here is the list of features: Raspberry Pi HAT (A+\/B+\/2\/3) compliant accessory Full-HD audio \u2013 up to 24-bit\/192kHz playback Integrated hardware volume\u2026","rel":"","context":"In "Audio"","block_context":{"text":"Audio","link":"https:\/\/www.recantha.co.uk\/blog\/?cat=4"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.iqaudio.co.uk\/215-thickbox_default\/pi-dac-pro.jpg?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.iqaudio.co.uk\/215-thickbox_default\/pi-dac-pro.jpg?resize=350%2C200 1x, https:\/\/i0.wp.com\/www.iqaudio.co.uk\/215-thickbox_default\/pi-dac-pro.jpg?resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.iqaudio.co.uk\/215-thickbox_default\/pi-dac-pro.jpg?resize=700%2C400 2x"},"classes":[]},{"id":11198,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=11198","url_meta":{"origin":5711,"position":2},"title":"Adapter for the Raspberry Pi model B+’s audio jack","author":"Michael Horne","date":"15 October 2014","format":false,"excerpt":"One of the possible issues with the model B+ is that the composite video output has been removed, to be replaced by a composite audio jack that provides both video and stereo audio output. WinkleInk has investigated and found an adapter on eBay that works really well with the B+.\u2026","rel":"","context":"In "Accessories"","block_context":{"text":"Accessories","link":"https:\/\/www.recantha.co.uk\/blog\/?cat=54"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/4.bp.blogspot.com\/-2EfqR4uDm1w\/VD1J_JyplmI\/AAAAAAAAHZw\/XT7uJrxhH3I\/s1600\/IMG_1538.JPG?resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/4.bp.blogspot.com\/-2EfqR4uDm1w\/VD1J_JyplmI\/AAAAAAAAHZw\/XT7uJrxhH3I\/s1600\/IMG_1538.JPG?resize=350%2C200 1x, https:\/\/i0.wp.com\/4.bp.blogspot.com\/-2EfqR4uDm1w\/VD1J_JyplmI\/AAAAAAAAHZw\/XT7uJrxhH3I\/s1600\/IMG_1538.JPG?resize=525%2C300 1.5x, https:\/\/i0.wp.com\/4.bp.blogspot.com\/-2EfqR4uDm1w\/VD1J_JyplmI\/AAAAAAAAHZw\/XT7uJrxhH3I\/s1600\/IMG_1538.JPG?resize=700%2C400 2x, https:\/\/i0.wp.com\/4.bp.blogspot.com\/-2EfqR4uDm1w\/VD1J_JyplmI\/AAAAAAAAHZw\/XT7uJrxhH3I\/s1600\/IMG_1538.JPG?resize=1050%2C600 3x"},"classes":[]},{"id":10999,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=10999","url_meta":{"origin":5711,"position":3},"title":"Speaking alarm clock with a Raspberry Pi","author":"Michael Horne","date":"14 September 2014","format":false,"excerpt":"Pete has done this great tutorial and list of instructions\/code to create an speaking alarm clock with a Raspberry Pi. The Pi downloads headlines from the internet and then plays them back with whatever is connected to the 3.5mm audio output. For full instructions, see the Read More on YouTube.\u2026","rel":"","context":"In "Audio"","block_context":{"text":"Audio","link":"https:\/\/www.recantha.co.uk\/blog\/?cat=4"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/img.youtube.com\/vi\/julETnOLkaU\/0.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":2147,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=2147","url_meta":{"origin":5711,"position":4},"title":"Fixing audio pop\/click on the #RaspberryPi","author":"Michael Horne","date":"11 February 2013","format":false,"excerpt":"This is a blog post at Light Blue Touchpaper (originating at the University of Cambridge) that deals with eliminating the annoying clicks on the audio output of the Raspberry Pi. 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