DAFTAR PUSTAKA
[1] Hanapi Gunawan, “Alat Untuk Memperagakan Irama Denyut Jantung Sebagai Bunyi dan Pengukur Kecepatan Denyut Jantung Melalui Elektroda pada Telapak Tangan”, Fakultas Teknik Elektro, Universitas Kristen Maranatha, 2010, diunduh
darihttp://majour.maranatha.edu/index.php/jurnal-teknik-elektro/article/download/813/pdf
[2] Theodorus Leo Hartono, ”Alat Bantu Analisa Heart Rate Variability”, Fakultas Teknik Elektro, Universitas Kristen Satya Wacana, 2013. [3] George Clayton,Steve Winder,Operational Amplifier, 2005 , Erlangga. [4]
http://www-inst.eecs.berkeley.edu/~ee100/fa04/lab/lab10/EE100_Gyrator_Guide.pdf [5] http://ekgnursing.blogspot.com/2008_11_01_archive.html
[6] http://rofisekar.blogspot.com/2013/01/cara-menghitung-denyut-jantung.html
[7] http://elcoeko-sg.blogspot.com/2013/01/cara-membuat-induktor.html [8] http://journal.mercubuana.ac.id/data/2_Op-amp.pdf
[9]http://schematicsforfree.com/archive/file/Audio/Circuits/Filters/GYRATOR S/Gyrator%20Theory.pdf
[10] http://www.sharemyeyes.com/2013/06/penguat-amplifier.html [11]
http://duniaaskep.wordpress.com/2011/10/24/dasar-teori-dan-interprestasi-ecg/
[12] http://darpublic.files.wordpress.com/2013/08/buku-e_analisis-rangkaian-listrik-jilid-2.pdf
[13 ]http://www.analog.com/static/imported-files/tutorials/MT-225.pdf [14] http://www.eetheworld.com/pagedocuments/app_note_3042.pdf [15] http://en.wikipedia.org/wiki/Ecg
[17] http://electronics.stackexchange.com/questions/36005/50hz-noise-removal-from-ecg-power-supply
[18] http://www.eeweb.com/blog/extreme_circuits/twin-t-rc-notch-filter [19]
http://elektronika-dasar.web.id/percobaan/penguat-tak-membalik-non-inverting-amplifier/
[20] http://skemarangkaian.blogspot.com/2010/10/penguat-tak-membalik-non-inverting.html
[21] http://komputasirobotic.blogspot.com/2013/04/rangkaiaan-op-amp.html [22] http://gipeng.blogspot.com/2012/06/non-inverting-amplifier.html [23] http://www.electronics-tutorials.ws/opamp/opamp_3.htm
