EEG-21

Ultra-low-noise EEG amplifier with 23 channels. Compatible with standard EEG caps with 19 or 21 electrodes.

Can only be used in combination with a NeuroAmp II5S

Please inquire for pricing.

Features:

• Modern and highly precise EEG measurement system with 23-channel EEG amplifier for use in neurodiagnostics, EEG research, biomarker development and others.
• Ultra-low-noise EEG amplifier with 23 channels and socket to connect standard EEG caps with 19/21 electrodes.
• Impedance meter to individually measure and control the impedances of each of the up to 23 EEG electrodes. This leads to high-quality measurements of low-noise EEG signals with less artifacts.
• Differential EEG amplifier NeuroAmp II5S (approved medical device) with impedance meter, sockets for up to 5 electrodes and USB-connectivity. This device can be used either to connect the 23 channel EEG amplifier device to a computer or to function as a 2-channel differential EEG amplifier in infra-low or classical frequency neurofeedback training.
• Optional Cygnet® software to perform and control neurofeedback and biofeedback training using the NeuroAmp II5S differential EEG amplifier. The software features neurofeedback training in both, the infra-low frequency range and the classical EEG frequency bands, respectively.
• Sturdy case with foam inlay to safely store all components, which is especially useful when it is required to transport the system, e.g. for home visits.

Scope of delivery:

• NeuroAmp II5S
• ERPrec Software
• Connector Cable for x23
• x23 QEEG Device
• Task Generation Software

EEG-31

Ultra-low-noise EEG amplifier with 39 channels. Compatible with standard EEG caps with 19, 21 or 31 electrodes.

Can only be used in combination with a NeuroAmp II5S

Please inquire for pricing.

Features:

• Modern and highly precise EEG measurement system with 39-channel EEG amplifier for use in neurodiagnostics, EEG research, biomarker development and others.
• Ultra-low-noise EEG amplifier with 39 channels and socket to connect standard EEG caps with 19/21/31 electrodes.
• Impedance meter to individually measure and control the impedances of all EEG electrodes. This leads to high-quality measurements of low-noise EEG signals with less artifacts.
• Differential EEG amplifier NeuroAmp II5S (approved medical device) with impedance meter, sockets for up to 5 electrodes and USB-connectivity. This device can be used either to connect the 39 channel EEG amplifier device to a computer or to function as a 2-channel differential EEG amplifier in infra-low or classical frequency neurofeedback training.
• Optional Cygnet® software to perform and control neurofeedback and biofeedback training using the NeuroAmp II5S differential EEG amplifier. The software features neurofeedback training in both, the infra-low frequency range and the classical EEG frequency bands, respectively.
• Sturdy case with foam inlay to safely store all components, which is especially useful when it is required to transport the system, e.g. for home visits.

Scope of delivery:

• NeuroAmp II5S
• ERPrec Software
• Connector Cable for x39
• x39 QEEG Device
• Task Generation Software

ERP-21

Ultra-low-noise EEG amplifier with 23 channels. Compatible with standard EEG caps with 19 or 21 electrodes. Includes stimulus-response synchronization device and ERPrec software.

Can only be used in combination with a NeuroAmp II5S

Please inquire for pricing.

Features:

• Modern and highly precise EEG and ERP measurement system with 23-channel EEG amplifier for use in neurodiagnostics, EEG/ERP research, biomarker development and others.
• Ultra-low-noise EEG amplifier x23 with 23 channels and a sockets to connect standard EEG caps with 19/21 electrodes and five additional electrodes like GND (Ground), A1, A2 and up to further two replacement electrodes.
• ERPrec software includes standard audio and visual ERP tasks, like VCPT, MMN, TOVA and others.
• Additional feature to create new individual ERP tasks
• ERP recordings are compatible with the Human Brain Index (HBI) database, a comprehensive collection of normative reference EEG data, which can be used to evaluate the recorded EEG data.
• ERP Sync & Input device, to maximal improve the temporal precision of audio-visual stimuli during ERP recordings. 
• Impedance meter to individually measure and control the impedances of each EEG electrode. This leads to high-quality measurements of low-noise EEG signals with less artifacts.
• Differential EEG amplifier NeuroAmp II5S (approved medical device) with impedance meter, sockets for up to 5 electrodes and USB-connectivity. This device can be used either to connect the x23 channel EEG amplifier device to a computer or to function as a 2-channel differential EEG amplifier in infra-low or classical frequency neurofeedback training. 
• Optional Cygnet® software to perform and control neurofeedback and biofeedback training using the NeuroAmp II5S differential EEG amplifier. The software features neurofeedback training in both, the infra-low frequency range and the classical EEG frequency bands, respectively. 
• Sturdy case with foam inlay to safely store all components, which is especially useful when it is required to transport the system, e.g. for home visits.

Scope of delivery:

• NeuroAmp II5S
• ERPrec Software
• Connector Cable for x23
• x23 QEEG Device
• Sync Box
• Task Generation Software

ERP-31

Ultra-low-noise EEG amplifier with 39 channels. Compatible with standard EEG caps with 19, 21 or 31 electrodes. Includes stimulus-response synchronization device and ERPrec software.

Can only be used in combination with a NeuroAmp II5S

Please inquire for pricing.

Features:

• Modern and highly precise EEG and ERP measurement system with 39-channel EEG amplifier for use in neurodiagnostics, EEG/ERP research, biomarker development and others.
• Ultra-low-noise EEG amplifier x39 with 39 channels and sockets to connect standard EEG caps with 31 electrodes and nine additional electrodes like GND (Ground), A1, A2 and up to further six replacement electrodes.
• ERPrec software includes standard audio and visual ERP tasks, like VCPT, MMN, TOVA and others.
• Additional feature to create new individual ERP tasks
• ERP recordings are compatible with the Human Brain Index (HBI) database, a comprehensive collection of normative reference EEG data, which can be used to evaluate the recorded EEG data.
• ERP Sync & Input device, to maximal improve the temporal precision of audio-visual stimuli during ERP recordings. 
• Impedance meter to individually measure and control the impedances of each EEG electrode. This leads to high-quality measurements of low-noise EEG signals with less artifacts.
• Differential EEG amplifier NeuroAmp II5S (approved medical device) with impedance meter, sockets for up to 5 electrodes and USB-connectivity. This device can be used either to connect the x39 channel EEG amplifier device to a computer or to function as a 2-channel differential EEG amplifier in infra-low or classical frequency neurofeedback training. 
• Optional Cygnet® software to perform and control neurofeedback and biofeedback training using the NeuroAmp II5S differential EEG amplifier. The software features neurofeedback training in both, the infra-low frequency range and the classical EEG frequency bands, respectively. 
• Sturdy case with foam inlay to safely store all components, which is especially useful when it is required to transport the system, e.g. for home visits.

Scope of delivery:

• NeuroAmp II5S
• ERPrec Software
• Connector Cable for x39
• x39 QEEG Device
• Sync Box
• Task Generation Software

Comparison

What is the difference between QEEG and ERP?

The chart on the right compares the capabilities of each.

Click the QEEG & ERP devices above to learn more about their features.

x23 QEEG

23-channel EEG amplifier for measurement of electroencephalogram (EEG) in neurodiagnostics, EEG/ERP-research or biomarker development, with impedance meter and digital connector for EEG NeuroAmp® II5S.

Can only be used in combination with a NeuroAmp II5S

Please inquire for pricing.

Features:

• Ultra low-noise EEG amplifier with 23-channels* 
• Low-noise preselector stage, high bandwidth, very high sampling-rate and DC-interface 
• Connection for standard EEG-caps with 19/21/23 electrodes
• Connectors for replacement electrodes 
• Connector for EEG NeuroAmp® II.5s
• Complete device control through computer software 
• Approved medical device  

Technical details:

• Low noise 23-channel EEG amplifier with 24-bit A/D-convertor and DC-interface 
• Sampling rate 1Msps
• Impedance-meter with operational range <5k-100k Ohm
• D-Sub 25-socket to connect standard electrode caps (19/21/23 electrodes)
• Five 1,5mm DIN sockets to connect additional EEG-electrode for grounding, A1, A2 and two replacement electrodes of choice
• Digital connector to EEG NeuroAmp® II.5s
• Supply voltage 3.3V/5.5V via EEG NeuroAmp® II.5s

Included in delivery:

• 23-channel EEG amplifier 
• Digital interface cable for connection to EEG NeuroAmp® II.5s

x39 QEEG

39-channel-EEG amplifier for measurement of electroencephalogram (EEG) in neurodiagnostics, EEG/ERP research or biomarker development, with impedance meter and digital connection to EEG NeuroAmp II5S.

Can only be used in combination with a NeuroAmp II5S

Please inquire for pricing.

Features:

• Ultra low-noise EEG amplifier with 39-channels*
• Low-noise preselector stage, high band width, very high sampling rate and DC interface 
• Connection for standard EEG caps with 19/21/31 electrodes
• Connection for replacement electrodes 
• Connection for EEG NeuroAmp® II.5s
• Device control exclusively via computer software 
• Approved medical device

Technical details:

• Low-noise 39-channel EEG amplifier with 24-bit A/D-converter and DC interface 
• Sampling rate 1Msps
• Impedancemeter with operation range <5k-100k Ohm
• D-Sub 37-connector for standard electrode caps (19/21/31 electrodes)
• Nine 1,5mm DIN connectors for additional EEG-electrodes for ground, A1, A2 and six replacement electrodes 
• Digital connection to EEG NeuroAmp® II.5s

3.3V/5.5V supply voltage via EEG NeuroAmp® II.5s

Included in delivery:

• 39-channel EEG amplifier 
• Digital Interface-cabel to connect to EEG NeuroAmp® II5S

ERP Synchronization Device

The stimulus-response synchronization device, also known as the Sync Box, provides split-second accuracy in synchronizing EEG readings to stimulus presentation. Intended for ERP measurements..

By recording of ERP signals a patient reacts to audiovisual stimuli during EEG-measurement, hence the accurate registration of timing synchronization between stimulus presentation and the patients' reactions represents a quality standard for this method. The Sync-box registers both visual and auditory stimuli with the highest timing-accuracy and delivers this information to the EEG-recording system. 

Can only be used in combination with a NeuroAmp II5S

Please inquire for pricing.

Features:

• Synchronization device for accurate recording of stimulus presentation and patient reactions*
• Device includes cable connected device similar to a computer mouse with two high-precision buttons for the patients' reactions.
• Stereo-Audio-Input (3,5mm) for PC-audio signal
• Stereo-Audio-Output (3,5mm) connector for headphones/speakers
• Cable and DIN-socket to connect to EEG NeuroAmp II5S
• User-friendly design
• Blue transparent case to isolate from galvanic voltage. 
• Approved as a medical device 

Technical specifications:

• 1-channel video sensor with dynamic range >70dB and reaction time <1ms
• 1-channel audio sensor with frequency range 100-2000Hz and reaction time <1ms
• 2-channel input device (computer mouse) with two high-precision buttons, connected via cable
• Device cover for isolation of galvanic voltage
• Two Audio-I/O-sockets for 3,5 mm stereo jack
• Power supply through EEG NeuroAmp II5S

Included in delivery:

• QEEG ERP device with cable connected input device and connecting cable for EEG NeuroAmp II5S
• Stereo-audio-cable with two 3,5 mm stereo jack, 5 m
• ERPrec software
• ERP standard tasks
• Task Generation Software
• Extension cable for connection of ERP QEEG device with NeuroAmp

Comby Electrode Caps

The EEG Comby Cap is a net-like cap with 22 or 34 sintered silver/silver-chloride electrodes. Includes integrated ear electrodes, reducing the need for separate ear clips. Ideal for quick and precise electrode positioning. Intended for QEEG and ERP recordings.

Can only be used in combination with an x23 or x39 QEEG device.

Please inquire for pricing.

Features:

• All electrodes made of sintered Ag/AgCl for low impedance and low noise EEG measurements
• 25-pin-connector for easy connection to an x23 or x39 device.
• Secure attachment of the cap via chin strap or (for sensitive patients or long time EEG recordings) via chest strap

22 Electrode Cap or 34 Electrode Cap?

• x23 QEEG Device  >  19 channel  >  22 Electrode Cap
• x39 QEEG Device  >  31 channel  >  34 Electrode Cap

Cap Sizes (Cap sizes measure head circumference):

• Small - Yellow (47-52 cm)
• Medium - Red (52-57 cm)
• Large - Green (57-62 cm)

Technical Specifications:

• EEG cap with 22 or 34 sintered Ag/AgCl electrodes (incl. A1, A2, Oz & FPz)
• 25 or 27 pin connector to attach the Comby Cap to a x23 or x39 amplifier

Included in delivery:

• EEG Comby cap / 25 or 27 pin connector
• User manual