Path: csiph.com!fu-berlin.de!uni-berlin.de!individual.net!not-for-mail From: Arno Welzel Newsgroups: comp.mobile.android Subject: Re: OT? ambient sound louder when using bluetooth earbuds. Why? Date: Sat, 17 Aug 2024 13:21:12 +0200 Lines: 21 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Trace: individual.net XkF2DB8cMk0/bbBSt2OKPwSNIGuXGJ9ppo4w2Ye/ff6qApLGQH Cancel-Lock: sha1:hio1uGAIjbxCbXWy5ey7vQsjmkY= sha256:Jn6nhvS9S9B4G2ksxtKxTqZZR29l9yzBokUGgYVIbMU= Content-Language: de-DE In-Reply-To: Xref: csiph.com comp.mobile.android:143213 micky, 2024-08-16 20:00: > OT? ambient sound louder when using bluetooth earbuds. Why? > > They are not ambient sound amplifiers but bluetooh only. > > I have found that if I scratch my head when wearing bluetooth earbuds, > the sound is louder than when I'm not. FWIW I have hair. I was Because when you cover your ears with earbuds, the sound waves travelling through your scull and into the ear canals can not escape there but will be reflected back, thus you hear the sound louder. > How does the sound of my scratching my scalp get into the earbuds? Bone conduction followed by reflection in your ear canals. -- Arno Welzel https://arnowelzel.de