Bio Sensor
(EMG/ECG & Others)
Photograph:Hassy@MetaDesignWork
(C)2001-2008 Hassy All Right Reserved
Type I (EMG)
(OPAmp Preamp + OPAmp BPF)



Type II (EMG)
(FET Preamp + OPAmp BPF)


Type III (EMG/ECG)
(InstumentationAmp Preamp + OPAmp LPF
w/ Shield Drive , RightLeg Drive, DC Servo)


Blood Pressure/Motion (Piezo Film)
Blood Pressure/Motion (Piezo Film)
w/Differencial Artifact Cancel


Heartrate Sensor (Optical)
Heartrate Sensor (Optical)
w/ LPF


GSR Sensor
(w/ Bridge differencial sensing)


Skin Temp
(w/ Enviroment Temp cancel function)


Sensor Monitor
(V/F Convertor & PowerAmp & LED Drive)



Other Bio Sensor
Heartbeat Sensor /Throat Mic (Piezo)


Cardio Microphone (Medical Issue)

Simple GSR (GalvanicSkinResponse) Sensor

Heartbeat Sensor (IR Reflect/Ear Clip)

GSR/SkinTemp
HeartBeat II/III (plethysmograph)
HeartBeat I (plethysmograph)
Electronics Stethoscope


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(C)2000-2019 Hassy All Right Reserved
Meta Design Work