eego EE-225 - Page 25

eego amplifier EE-21x EE-22x User Manual
Rev. 5, DRN-PDO-1664 25 of 26 2016-07-11
Product variants:
Product code
Description
EE-211
eego amplifier, 64ch referential, 2kHz
EE-212
eego amplifier, 32ch referential, 2kHz
EE-213
eego amplifier, 16ch referential, 2kHz
EE-214
eego amplifier, 32ch referential, 24ch bipolar, 2kHz
EE-215
eego amplifier, 64ch referential, 24ch bipolar, 2kHz
EE-221
eego amplifier, 16ch referential, 16kHz
EE-222
eego amplifier, 32ch referential, 16kHz
EE-223
eego amplifier, 32ch referential, 24ch bipolar, 16kHz
EE-224
eego amplifier, 64ch referential, 16kHz
EE-225
eego amplifier, 64ch referential, 24ch bipolar, 16kHz
Specifications:
Dimensions (width * depth * height)
160 * 205 * 22 mm
Weight
<500 g
Resolution and input stage
24 bit, true DC input for all channels, one A/D converter per
channel
Number of referential channels
64 actively shielded inputs. Separate reference and patient ground
Number of bipolar channels (optional)
24
Input noise (referential)
< 1.0 μV
RMS
(lowest sampling rate and signal range)
Input impedance (referential)
>1 GΩ
Input signal range (referential)
150 – 1000 mV
PP
(programmable gain)
Common-mode rejection ratio
(referential)
>100 dB
Maximum sampling rate
(depends on amplifier type)
16384 Hz (16384/8192/4096/2048/1024/512 and
16000/8000/4000/2000/1000/500 Hz)
Trigger input
8 bit TTL, electrically separated from amplifier
USB output interface
USB, electrically separated from amplifier
Operation time (integrated battery)
up to 5h
Operating temperature
10°C to 40°C
Storage temperature
10°C to 40°C
Transport temperature
-10°C to 50°C
Humidity
30% to 75%
IP class
The enclosure protection class is IP20 according EN60529
Atmospheric pressure
70 kPa to 106 kPa