{"id":4602,"date":"2013-06-12T08:23:13","date_gmt":"2013-06-12T08:23:13","guid":{"rendered":"http:\/\/178.62.14.192\/?p=4602"},"modified":"2013-06-12T08:23:13","modified_gmt":"2013-06-12T08:23:13","slug":"echos-room-with-murmur-and-the-raspberrypi-visualising-sound-waves-raspberry_pi","status":"publish","type":"post","link":"https:\/\/www.recantha.co.uk\/blog\/?p=4602","title":{"rendered":"Echo&#8217;s Room with Murmur and the #RaspberryPi &#8211; visualising sound waves \/ @Raspberry_Pi"},"content":{"rendered":"<p style=\"text-align: center;\"><a href=\"http:\/\/www.creativeapplications.net\/sound\/murmur-bridges-physical-and-virtual-using-sound\/\"><img src='\/blog\/wp-content\/uploads\/2013\/06\/murmur_07-640x4261.jpg' alt='&#039;Murmur&#039; bridges physical and virtual using sound \/ @chevalvert @v3ga #raspberrypi' \/><\/a><\/p>\n<p>This is an awesome project.<\/p>\n<p>&#8220;Murmur&#8221; is a device which takes spoken sounds and converts them into waves which it then uses as the source for a visual projection that is just\u00a0<em>stunning<\/em>.<\/p>\n<p><iframe loading=\"lazy\" src=\"http:\/\/player.vimeo.com\/video\/67242728?title=0&amp;byline=0&amp;portrait=0\" height=\"281\" width=\"500\" allowfullscreen=\"\" frameborder=\"0\"><\/iframe><\/p>\n<p>More information can be found on their <a href=\"http:\/\/m-u-r-m-u-r.me\/\">Project Page<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>This is an awesome project. &#8220;Murmur&#8221; is a device which takes spoken sounds and converts them into waves which it then uses as the source for a visual projection that is just\u00a0stunning. More information can be found on their Project&hellip;<\/p>\n<p class=\"more-link-p\"><a class=\"more-link\" href=\"https:\/\/www.recantha.co.uk\/blog\/?p=4602\">Read more &rarr;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","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":[36,39,52],"tags":[],"class_list":["post-4602","post","type-post","status-publish","format-standard","hentry","category-photography","category-programming","category-video"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Echo&#039;s Room with Murmur and the #RaspberryPi - visualising sound waves \/ @Raspberry_Pi - 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=4602\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Echo&#039;s Room with Murmur and the #RaspberryPi - visualising sound waves \/ @Raspberry_Pi - Raspberry Pi Pod\" \/>\n<meta property=\"og:description\" content=\"This is an awesome project. &#8220;Murmur&#8221; is a device which takes spoken sounds and converts them into waves which it then uses as the source for a visual projection that is just\u00a0stunning. More information can be found on their Project&hellip;Read more &rarr;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.recantha.co.uk\/blog\/?p=4602\" \/>\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=\"2013-06-12T08:23:13+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2013\/06\/murmur_07-640x4261.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=4602#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/?p=4602\"},\"author\":{\"name\":\"Michael Horne\",\"@id\":\"https:\/\/www.recantha.co.uk\/blog\/#\/schema\/person\/c27c4ef2ee1c18b130f1fcd5dcdbb263\"},\"headline\":\"Echo&#8217;s Room with Murmur and the #RaspberryPi &#8211; 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A set of colour-coded questions is posed and you are then invited to answer them whilst pressing a colour-coded button. The appropriate question and your response are then printed out\u2026","rel":"","context":"In &quot;Accessories&quot;","block_context":{"text":"Accessories","link":"https:\/\/www.recantha.co.uk\/blog\/?cat=54"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2017\/06\/waves.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2017\/06\/waves.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2017\/06\/waves.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2017\/06\/waves.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2017\/06\/waves.jpg?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/www.recantha.co.uk\/blog\/wp-content\/uploads\/2017\/06\/waves.jpg?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":16129,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=16129","url_meta":{"origin":4602,"position":2},"title":"Animated elf-on-a-shelf using a Dexter Industries servo board and a Raspberry Pi","author":"Michael Horne","date":"22 December 2016","format":false,"excerpt":"The folks over at Dexter Industries have taken an elf-on-a-shelf, their PivotPi servo controller board, a servo and an ultrasonic distance sensor and built an animated elf that reacts and waves when someone approaches it. 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The radio waves are displayed on a PiTFT screen, although I guess\u2026","rel":"","context":"In &quot;Accessories&quot;","block_context":{"text":"Accessories","link":"https:\/\/www.recantha.co.uk\/blog\/?cat=54"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/img.youtube.com\/vi\/Kmh_g2Ro6Qg\/0.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":12549,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=12549","url_meta":{"origin":4602,"position":4},"title":"Camera beacon with solar panels and a Raspberry Pi","author":"Michael Horne","date":"10 May 2015","format":false,"excerpt":"Instructables user hackbp has written a tutorial which shows you how to transmit an image over radio waves. He uses a method known as SSTV Martin 2 to convert an image into 'lines' which are then sent\u00a0in binary form over the airwaves. It's\u00a0the same\u00a0method used by high altitude balloons to\u2026","rel":"","context":"In &quot;Audio&quot;","block_context":{"text":"Audio","link":"https:\/\/www.recantha.co.uk\/blog\/?cat=4"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/cdn.instructables.com\/FW3\/S1DF\/I92LXF04\/FW3S1DFI92LXF04.MEDIUM.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":1654,"url":"https:\/\/www.recantha.co.uk\/blog\/?p=1654","url_meta":{"origin":4602,"position":5},"title":"Research into Stepper Motors with the #RaspberryPi","author":"Michael Horne","date":"31 January 2013","format":false,"excerpt":"I've decided that my next project with the Pi will involve motors of some sort. At the very least I'd like to work out how to control a motor and have it do... something. I'd like, ideally, to create some kind of remote-controlled vehicle. 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