2.7” High resolution thermal printing array system
Frequency response is as high as 150Hz
Capable of printing continuously on channel trace and annotations including lead mark and parameter such as sensitivity, paper speed and filter operation status
High resolution digital filter inhibits baseline drift without affecting ECG waveform
One-touch operation
Concept of floating input circuit meets IEC safety standard
Rechargeable battery supporting >50 patient examinations.
Recording System:
Thermal array
8 dots/mm (vertical)
16 dots/mm (horizontal, 25mm/second)

Paper speed: 25 and 50mm/s ±3%
Recording paper: 50mm, 20m and high speed roll
Input circuit current: =50nA
Safety standard: IEC class I, type CF
Input circuit: floating, protection against defibrillatoreffect
Leads: 12 (standard) lead change automatically
Patient current leakage: <10µA
Input impedance: =10œO
Calibrating voltage: 1mV ±3%
A/D conversion: 12 bits
Frequency response: 0.05 to 150Hz (IEC)
Time constant: < 3.2 seconds
CMRR: >80 and 100dB (with filter)
EMG filter: 35Hz (-3dB) or 25Hz (-3dB)
Sensitivity: 1/2, 1 and 2cm/mV
Conversion deviation: =5%