Sound pressure is local pressure deviation from atmospheric pressure caused by sound waves. Standard atmospheric pressure is 101,325 pascals. Sound pressure is dynamic, while air pressure is static
sengpielaudio.com
{"1ega0":{"state":{"logoProps":{"url":"https://yandex.com.tr"},"formProps":{"action":"https://yandex.com.tr/search","searchLabel":"Bul"},"services":{"activeItemId":"summary","items":[{"url":"https://yandex.com.tr/gundem/","title":"Gündem","id":"agenda"},{"url":"https://yandex.com.tr/shopping/","title":"Alışveriş","id":"shopping"},{"url":"https://yandex.com.tr/finance/","title":"Finans","id":"finance"},{"url":"https://yandex.com.tr/yacevap/","title":"YaCevap","id":"answers"},{"url":"https://yandex.com.tr/yaozet/","title":"YaÖzet","id":"summary"},{"url":"https://yandex.com.tr/travel/","title":"Seyahat","id":"travel"},{"url":"https://yandex.com.tr/video/search?text=popüler+videolar","title":"Video","id":"video"},{"url":"https://yandex.com.tr/gorsel/","title":"Görsel","id":"images"}]},"userProps":{"loggedIn":false,"ariaLabel":"Menü","plus":false,"birthdayHat":false,"child":false,"dialogProps":{"host":"yandex.com.tr","lang":"tr","project":"summary","queryParams":{"exp_flags":"skin","preset":"oceania","utm_source":"portal-summary"},"retpath":"https%3A%2F%2Fyandex.com.tr%2Fyaozet%2Ft%2Fses-kirliligi%3Fncrnd%3D50956","tld":"com.tr","platform":"desktop"},"className":"PortalHeader-User"},"suggestProps":{"selectors":{"form":".HeaderForm","input":".HeaderForm-Input","submit":".HeaderForm-Submit","clear":".HeaderForm-Clear","layout":".HeaderForm-InputWrapper"},"suggestUrl":"https://yandex.com.tr/suggest/suggest-ya.cgi?show_experiment=222&show_experiment=224","deleteUrl":"https://yandex.com.tr/suggest-delete-text?srv=web&text_to_delete=","suggestPlaceholder":"Yapay zeka ile bul","platform":"desktop","hideKeyboardOnScroll":false,"additionalFormClasses":["mini-suggest_theme_tile","mini-suggest_overlay_tile","mini-suggest_expanding_yes","mini-suggest_prevent-empty_yes","mini-suggest_type-icon_yes","mini-suggest_personal_yes","mini-suggest_type-icon_yes","mini-suggest_rich_yes","mini-suggest_overlay_dark","mini-suggest_large_yes","mini-suggest_copy-fact_yes","mini-suggest_clipboard_yes","mini-suggest_turboapp_yes","mini-suggest_expanding_yes","mini-suggest_affix_yes","mini-suggest_carousel_yes","mini-suggest_traffic_yes","mini-suggest_re-request_yes","mini-suggest_source_yes","mini-suggest_favicon_yes","mini-suggest_more","mini-suggest_long-fact_yes","mini-suggest_hide-keyboard_yes","mini-suggest_clear-on-submit_yes","mini-suggest_focus-on-change_yes","mini-suggest_short-fact_yes","mini-suggest_app_yes","mini-suggest_grouping_yes","mini-suggest_entity-suggest_yes","mini-suggest_redesigned-navs_yes","mini-suggest_title-multiline_yes","mini-suggest_type-icon-wrapped_yes","mini-suggest_fulltext-highlight_yes","mini-suggest_fulltext-insert_yes","mini-suggest_lines_multi"],"counter":{"service":"summary_com_tr_desktop","url":"//yandex.ru/clck/jclck","timeout":300,"params":{"dtype":"stred","pid":"0","cid":"2873"}},"noSubmit":false,"formAction":"https://yandex.com.tr/search","tld":"com.tr","suggestParams":{"srv":"serp_com_tr_desktop","wiz":"TrWth","yu":"4160499841763841252","lr":20815,"uil":"tr","fact":1,"v":4,"use_verified":1,"safeclick":1,"skip_clickdaemon_host":1,"rich_nav":1,"verified_nav":1,"rich_phone":1,"use_favicon":1,"nav_favicon":1,"mt_wizard":1,"history":1,"nav_text":1,"maybe_ads":1,"icon":1,"hl":1,"n":10,"portal":1,"platform":"desktop","mob":0,"extend_fw":1,"suggest_entity_desktop":"1","entity_enrichment":"1","entity_max_count":"5"},"disableWebSuggest":false},"context":{"query":"","reqid":"1763841341095919-7622094772592334715-balancer-l7leveler-kubr-yp-vla-128-BAL","lr":"20815","aliceDeeplink":"{\"text\":\"\"}"},"baobab":{"parentNode":{"context":{"genInfo":{"prefix":"1egaw01-0-1"},"ui":"desktop","service":"summary","fast":{"name":"summary","subtype":"header_tr"}}}}},"type":"summary","subtype":"header_tr"},"1ega1":{"state":{"links":[{"id":"0","title":"Ana Sayfa","url":"/yaozet/","target":"_self"},{"id":"1","title":"Talimatlar","url":"/yaozet/how_to","target":"_self"},{"id":"2","title":"Eğitim","url":"/yaozet/education","target":"_self"},{"id":"3","title":"Tıp","url":"/yaozet/medicine","target":"_self"},{"id":"4","title":"Yasalar","url":"/yaozet/law","target":"_self"},{"id":"5","title":"Finans","url":"/yaozet/finance","target":"_self"},{"id":"6","title":"Oyunlar","url":"/yaozet/games","target":"_self"},{"id":"7","title":"Ürünler","url":"/yaozet/ecom","target":"_self"},{"id":"8","title":"Seyahat","url":"/yaozet/travel","target":"_self"},{"id":"9","title":"Servisler","url":"/yaozet/services","target":"_self"},{"id":"10","title":"Sinema","url":"/yaozet/cinema","target":"_self"},{"id":"11","title":"Programlama","url":"/yaozet/programming","target":"_self"},{"id":"12","title":"Otomobil","url":"/yaozet/auto","target":"_self"},{"id":"13","title":"Yemek","url":"/yaozet/food","target":"_self"},{"id":"14","title":"Bilim","url":"/yaozet/science","target":"_self"},{"id":"15","title":"Spor","url":"/yaozet/sports","target":"_self"},{"id":"16","title":"Edebiyat","url":"/yaozet/literature","target":"_self"},{"id":"17","title":"Emlak","url":"/yaozet/real_estate","target":"_self"},{"id":"18","title":"Diğer","url":"/yaozet/other","target":"_self"}],"title":"Kategoriler","baobab":{"parentNode":{"context":{"genInfo":{"prefix":"1egaw02-0-1"},"ui":"desktop","service":"summary","fast":{"name":"summary","subtype":"header_categories"}}}}},"type":"summary","subtype":"header_categories"},"1ega2":{"state":{"pageUrl":"https://yandex.com.tr/yaozet/t/ses-kirliligi","form":{"name":"yaozet","action":"/yaozet/create","validatePath":"/yaozet/create/json"},"header":{"title":"Ses Kirliliği","subtitle":"Özetteki ilgi çekici içerikler","homeUrl":"/yaozet/","hasShare":false,"canUseNativeShare":false,"extralinksItems":[{"variant":"reportFeedback","reportFeedback":{"feature":"YaOzet","title":"Bu yanıtta yanlış olan nedir?","checkBoxLabels":[{"value":"Uygunsuz veya aşağılayıcı yanıt"},{"value":"Bilgi az"},{"value":"Bilgi güncel değil"},{"value":"Görüntüleme hataları"},{"value":"Diğer"}]}}]},"isIndex":false,"langFilter":{"selectedLang":"en","langOptions":[{"id":"all","href":"/yaozet/t/ses-kirliligi"},{"id":"tr","href":"/yaozet/t/ses-kirliligi?lang-filter=tr"},{"id":"en","href":"/yaozet/t/ses-kirliligi?lang-filter=en"}]},"feed":{"feedPath":"/yaozet/t/ses-kirliligi/json","paramsNext":{"last_video_score":"0","last_text_sharing_id":"r6vqqXyr","last_text_score":"0","last_video_sharing_id":"","lang-filter":"en"},"items":[{"title":"Sound Pressure and Level Basics","text":"Sound pressure is local pressure deviation from atmospheric pressure caused by sound waves. Standard atmospheric pressure is 101,325 pascals. Sound pressure is dynamic, while air pressure is static","detailed":{"text":"Sound pressure is local pressure deviation from atmospheric pressure caused by sound waves. Standard atmospheric pressure is 101,325 pascals. Sound pressure is dynamic, while air pressure is static","chapters":[{"id":0,"theses":[{"id":0,"link":null,"text":"Sound pressure is local pressure deviation from atmospheric pressure caused by sound waves"},{"id":1,"link":null,"text":"Standard atmospheric pressure is 101,325 pascals"},{"id":2,"link":null,"text":"Sound pressure is dynamic, while air pressure is static"}],"title":"Fundamental Concepts"},{"id":1,"theses":[{"id":0,"link":null,"text":"Sound level is measured in decibels (dB) or sound pressure level (SPL)"},{"id":1,"link":null,"text":"Reference sound pressure level is 20 µPa (2×10−5 Pa)"},{"id":2,"link":null,"text":"Reference sound intensity level is 10−12 W/m²"},{"id":3,"link":null,"text":"Sound level decreases by 6 dB for every 6 dB power reduction"}],"title":"Sound Level Measurements"},{"id":2,"theses":[{"id":0,"link":null,"text":"Sound pressure is field quantity, sound intensity is energy quantity"},{"id":1,"link":null,"text":"Sound pressure moves eardrums and microphone diaphragms"},{"id":2,"link":null,"text":"Sound intensity is proportional to sound pressure squared"},{"id":3,"link":null,"text":"Sound power is independent of distance from source"}],"title":"Sound Pressure vs Intensity"},{"id":3,"theses":[{"id":0,"link":null,"text":"Water sound reference level is 1 µPa"},{"id":1,"link":null,"text":"Sound level in water differs from air by 62 dB"},{"id":2,"link":null,"text":"Only omnidirectional microphones work correctly underwater"},{"id":3,"link":null,"text":"Special hydrophones needed for underwater recording"}],"title":"Water Sound"},{"id":4,"theses":[{"id":0,"link":null,"text":"Every 3 dB above 85 dB reduces hearing protection time by half"},{"id":1,"link":null,"text":"No noise level can exceed 194 dB theoretically"},{"id":2,"link":null,"text":"Hearing protection cannot protect against extremely loud sounds"}],"title":"Safety and Limits"}],"keypoints":null},"type":"text","categoryId":"education","url":"https://sengpielaudio.com/calculator-soundlevel.htm","urlProcessed":"https://yandex.com.tr/yaozet/education/sound-pressure-and-level-basics-id1-r6vqqXyr","pageUrl":"https://yandex.com.tr/yaozet/t/ses-kirliligi","sharingPath":"education/sound-pressure-and-level-basics-id1-r6vqqXyr","tags":[{"href":"/yaozet/t/ses-seviyesi","text":"Ses Seviyesi"},{"href":"/yaozet/t/ses-kirliligi","text":"Ses Kirliliği"}]}]},"baobab":{"parentNode":{"context":{"genInfo":{"prefix":"1egaw03-0-1"},"ui":"desktop","service":"summary","fast":{"name":"summary_main_response"}}}}},"type":"summary_main_response"},"1ega3":{"state":{"isIndex":false,"form":{"name":"yaozet","action":"/yaozet/create","validatePath":"/yaozet/create/json"},"baobab":{"parentNode":{"context":{"genInfo":{"prefix":"1egaw04-0-1"},"ui":"desktop","service":"summary","fast":{"name":"summary","subtype":"right-column"}}}}},"type":"summary","subtype":"right-column"},"1ega4":{"state":{"generalLinks":[{"id":"privacy-policy","text":"Gizlilik politikası","url":"https://yandex.com.tr/legal/privacy_policy/tr/"},{"id":"terms-of-service","text":"Kullanıcı sözleşmesi","url":"https://yandex.com.tr/legal/yaozet_termsofuse"},{"id":"report-error","text":"Hata bildir","url":"https://forms.yandex.com.tr/surveys/13748122.01a6645a1ef15703c9b82a7b6c521932ddc0e3f7/"},{"id":"about-company","text":"Şirket hakkında","url":"https://yandex.com.tr/project/portal/contacts/"}],"copyright":{"url":"https://yandex.com.tr","currentYear":2025},"socialLinks":[{"url":"https://www.tiktok.com/@yandex.turkiye","type":"tiktok","title":"TikTok"},{"url":"https://www.youtube.com/@YandexTurkiye","type":"youtube","title":"Youtube"},{"url":"https://www.facebook.com/YandexComTr","type":"facebook","title":"Facebook"},{"url":"https://www.instagram.com/yandex__turkiye/","type":"instagram","title":"Instagram"},{"url":"https://x.com/yndxturkiye","type":"x","title":"X"}],"categoriesLink":[],"baobab":{"parentNode":{"context":{"genInfo":{"prefix":"1egaw05-0-1"},"ui":"desktop","service":"summary","fast":{"name":"summary","subtype":"footer_tr"}}}}},"type":"summary","subtype":"footer_tr"}}