Neuron-Spectrum (Technical Manual)
8
Table 1. Continued
Parameters
Values
Direct Current Channels***
Number of channels
2
Input range
from –3 V up to +3 V
Ratio error of voltage measurement in the range:
·
from 0.3 mV up to 1 mV
·
from 1 mV up to 3 V
within ±15%
within ±7%
Sensitivity
1, 2, 5, 7, 10, 20, 50, 70, 100,
200, 500 mV/mm
Ratio error of sensitivity
within ±5%
Input impedance
not less than 100 M
Ω
Cutoff frequency (–3 ± 0.5 dB)
200 Hz
Photic Stimulator
Number of channels
1
Stimulus duration
0.1–3000 ms
Relative deviation of stimulus duration
within ±10%
Maximal brightness of LED stimulator (FS-1)
(16000 ± 1600) cd/m
2
Stimulation frequency
0.1–100 Hz
Relative deviation of stimulation frequency
within ±1%
Left/right/two-sided stimulation
yes
Auditory Stimulator
Number of channels
2 (right and left)
Stimulation level:
0–126 dB SPL (TDH-39)
Stimulation frequency
0.1–100 Hz
Relative deviation of stimulation frequency
within ±1%
Stimulus duration
100–5000 µs
Relative deviation of stimulus duration
within ±15%
Left/right/double-sided stimulation
yes
Compression/depression
yes
Pattern-stimulator
Stimulation frequency
0.1–10 Hz
Relative deviation of stimulation frequency
within ±10%
Pattern size
4
´
3, 8
´
6, 16
´
12, 32
´
24,
64
´
48 sqr.
