{"id":26390,"date":"2016-12-19T14:42:28","date_gmt":"2016-12-19T11:42:28","guid":{"rendered":"https:\/\/geeksvalley.com\/product\/finger-heartbeat-detection-sensor\/"},"modified":"2024-03-21T00:00:11","modified_gmt":"2024-03-20T21:00:11","slug":"finger-heartbeat-detection-sensor","status":"publish","type":"product","link":"https:\/\/geeksvalley.com\/en\/product\/finger-heartbeat-detection-sensor\/","title":{"rendered":"Finger Heartbeat Detection Sensor"},"content":{"rendered":"<p>This KY-039 Finger Detection\u00a0Heartbeat Measuring Sensor\u00a0Module uses bright infrared (IR) LED and a phototransistor to detect the pulse of the finger, a red LED flashes with each pulse.<\/p>\n<div>This project uses bright infrared (IR) LED and a phototransistor to detect the pulse of the finger, a red LED flashes with each pulse.<\/div>\n<div>Pulse monitor works as follows: The LED is the light side of the finger, and phototransistor on the other side of the finger, phototransistor used to obtain the flux emitted, when the blood pressure pulse by the finger when the resistance of the phototransistor will be slight changed.<\/div>\n<div>We chose a very high resistance resistor R1, because most of the light through the finger is absorbed, it is desirable phototransistor sensitive enough. Resistance can be selected by experiment to get the best results.<\/div>\n<div><\/div>\n<p><strong>Features:\u00a0<\/strong><\/p>\n<ul>\n<li style=\"text-align: left\">Working voltage: 5V<\/li>\n<li style=\"text-align: left\">Use For : For Arduino<\/li>\n<li style=\"text-align: left\">Sensor Function : Motion<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>This KY-039 Finger Detection\u00a0Heartbeat Measuring Sensor\u00a0Module uses bright infrared (IR) LED and a phototransistor to detect the pulse of the finger, a red LED flashes with each pulse.<\/p>\n","protected":false},"featured_media":26391,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0},"product_brand":[],"product_cat":[19266,13562],"product_tag":[],"class_list":{"0":"post-26390","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-big-sale-en","7":"product_cat-medical","8":"wri_manual_relationships-man_rel-26333-26390","9":"wri_manual_relationships-man_rel-26390-33618","11":"first","12":"instock","13":"taxable","14":"shipping-taxable","15":"purchasable","16":"product-type-simple"},"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v20.9 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ 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