User & Service Manual
XLTEK Trex HD Amplifier
27
6. XLTEK Trex HD Specifications
Specification
Value(s)
Patient Electrical Connections
24 Referential Inputs (+ ground, + reference)
± 10 mV
Resolution
16 bit A/D
4 Differential Inputs
± 10 mV
Resolution
16 bit A/D
Common Mode Rejection Ratio
-113 dB @ 60 Hz
DC Removal
± 500 mV
Common Mode Input Impedance
> 10 MOhms
Input Noise (peak to peak)
6.4 µV
Input Noise (RMS)
1.08 µV
Input Bias Current
< 10 pA
Channel Crosstalk
56 dB
Electrode Connections
(including common input)
Touchproof
4 Non-Isolated DC Inputs
± 5 Volts
Resolution
16 bit A/D
Impedance (kOhm)
<2.5, <5, <10, <25
Channel Test Signal
Software selectable
Sampling Frequency
200 Hz, 256 Hz, 512 Hz
Physical Capabilities
Oximeter/Photic Stim Connection
Yes (either/or)
Patient Event Button
Yes
Interface Cable
USB 2.0
USB Cable Standard Length
1.8 m (5.9 ft)
Main Unit Weight (g)
300
Main Unit Size (cm)
10 x 15.5 x 2.5 (h x w x d)
Batteries
2 AA
Mini-USB Connection
Interface to Acquisition Computer and Optional Power
Pack (either/or)
Safety
Leakage Current
<10 µA with 240 VAC on all electrode inputs
