User manual

RT USB3000 Technical Description and User Manual Rev. 4.1. 4 of 18
Power supply From the USB bus or the external source
1
Consumed current Up to 480 mA
Dimensions 140 х 110 х 35 mm
External environment for usage and storage
External environment
from +5°С up to +55°С with relative moisture
from 5% up to 90%
Storage temperature
from –10°С up to +70°С
Figures below show typical characteristics of a RT USB3000 ADC device: Harmonic distortion;
noise in the ½ f
ADC
band; values spread from ADC with constant voltage on analog input; the graph of
Crosstalk dependency towards channel switching frequency.
Fig. 1. Noise in the ½ f
ADC
band (f
ADC
= 3MHz)
1
The low power consumption of the RT USB300 allows to avoid using external supply. External supply could be
used while working with notebook to save notebook battery’s power.