User guide

USB-MEA32-STIM4 Manual
36
7.3 Technical Specifications
The USB-MEA32-STIM4 is a 32-channel amplifier with integrated Analog / Digital board
converting analog signals to digital data streams in real-time. It is intended to directly
contact to a 32 electrode Micro Electrode Array (MEA).
General Characteristics
Operating temperature 10 °C to 50 °C
Storage temperature 0 °C to 70 °C
Relative humidity 10 % to 85 %, non-condensing
Dimensions (L x D x H) 235 x 135 x 55 mm (with PH01 on top)
Weight 900 g
Amplifier
Number of recording electrodes 32
Input voltage range +/- 4096 μV
Data resolution 16 Bit
Bandwidth 0.5 Hz to 3 kHz
Gain 1000
Cross talk (channel to channel) typical 0.01 %, max. 0.1 %
Data converter and USB interface
Sampling frequency up to 50 kHz
Maximal data rate 6.4 MByte per second
Data resolution 16 Bit
USB Version USB 2.0 High Speed
Stimulus Generator
Number of stimulation channels 4
Output current +/- 256 μA
Resolution 13 bit
Maximum frequency 50 kHz
Time resolution 20 μs
PH01 perfusion cannula
Temperature sensor type PT 100 with 4 wire connection
Accuracy +/- 0.1 °C
Heating element impedance
20 