IFB-731-22-013-DW - Multiwell MEA System

II. TECHNICAL SPECIFICATIONS:
Multiwell-MEA headstage:
Pre- and filter amplifier with integrated data acquisition and analog-digital converter
- Gain and bandwidth adjustable via software
- Data resolution 24 bit
- Direct access to each electrode for stimulation via internal stimulus generator.
- Control of stimulator via the included data acquisition software Multiwell Screen
- Integrated blanking circuit for stimulus artifact suppression
- Integrated stimulus generators (any electrode can be selected for stimulation)
- Current stilumlation at max. +/-1 mA
- Voltage stimulation at max. +/-10 V - Sampling rate max. 50 kHz per channel
- Integrated heating plate and temperature control
MEA2100 interface board (MEA2100-IFB):
Interface board with signal processor for real-time signal detection and feedback.
Includes various in-/outputs:
- 4x Digital Out: Interface for output bit 0-3 of the 16-bit digital input / output channels (Lemo connector)
- 4x Digital In for synchronization with other instruments (bit 0-3) (Lemo connector)
- Digital IN / OUT: Interface for 16-bit digital input / output channels. Generates or accepts TTL-pulses.
- 1x Stereo Out: Possibility to export 2 channels (e.g on an oscilloscope or headphones making the signals audible)
- 2x Analog IN: Interface for 2 additional analog inputs (channel 1 and 2) (Lemo connector)
- Analog IN: 8-channel Analog input (channel 1-8)
Must also include:
• MW24-opto-stim
o Opto stimulator for use with the Multiwell-MEA-headstage with 24-wellplates.
o Three LEDs for each of the 24 wells, wavelength needs to be specified for each LED position.
o USB connection for programming stimulus patterns via Multiwell-Screen software.
o MW LED5 blue 470nm
o MW LED5 green 527nm
o MW LED5 red 590nm
• Data Acquisition Computer
o With preinstalled hardware, English operating system, and software
o Including 2 screens, mouse, and keyboard (English)
• 24-well plastic plates for MEA (24W700/100F-288)
o - 24 wells with 12 electrodes each
o - Gold electrodes on epoxy material (FR4)
o - Tracks opaque (gold)
o - 1 internal reference electrode in each well
o - Electrode grid 4x4
o - 288 recording electrodes
o - Electrode spacing 700μm
o - Electrode diameter 100μm
o - Sterilized by gamma radiation. Not for medical use.
• 24-well glass plates for MEA (24W300/30G-288)
o - 24 wells with 12 electrodes each
o - PEDOT-coated gold electrodes on glass
o - SU-8 isolator
o - Electrode pads and tracks opaque (Au)
o - 4 internal reference electrodes in each well
o - Electrode grid 4x4
o - 288 recording electrodes
o - Electrode spacing 300μm
o - Electrode diameter 30μm
o - Sterilized by gamma radiation. Not for medical use.
• 24-well plates for opto-stim (24W300/30G-288-opto)
o 24 wells with 12 electrodes each
o - PEDOT-coated gold electrodes on glass
o - SU-8 isolator
o - Electrode pads and tracks opaque (Au)
o - 4 internal reference electrodes in each well
o - Electrode grid 4x4
o - 288 recording electrodes
o - Electrode spacing 300μm
o - Electrode diameter 30μm
o - None-transparent well plate to avoid optical radiation
o - Sterilized by gamma radiation. Not for medical use.