Primary Technique Index
Lead system	Standard 12 leads
Input mode	Floating and Eliminates trembling protects
Input impedance	>50M Ω
Output impedance	< 100 Ω
Patient leak current	< 10 µA
Input loop current	< 0.1 µA
Calibration voltage	1mV±1%
A/D conversion	14 bit
Frequency response	0.05Hz-150Hz
Time constant	>3.2s
Common-mode restrain ratio	>80dB
	>100dB(with AC filter)
EMG filter	25Hz(-3dB)/35Hz(-3dB)/45HZ(-3dB)
Standard sensitivity	10mm/mV±0.2mm/mv
Sensitivity selection	2.5, 5, 10, 20mm/mV, Transformation error±3%
Polarization-endured voltage	±400mV
Noise level	≤ 15 µVp-p
Baseline control	Auto-adjusting
Power supply	Ac: 200V, 50Hz, 15VA
	Dc: 12V rechargeable battery
safety standard	IEC I category, CF style
Operation method	Auto or Manual
Printing speed	12.5, 25, 50mm/s±3%
Recording system	Thermal-array printing system
Recording paper standard	high-speed rool 50mmX30m
Dimensions	(L x W x H)310X230X70mm
Packing size	(L x W x H)400X360X130mm
Net weight	2.7kg
Gross weight	4.5kg