# \#eeg

**URL:** https://discourse.psychopy.org/tag/eeg/102.md

[Latest](https://discourse.psychopy.org/latest.md) · [Categories](https://discourse.psychopy.org/categories.md) · [Tags](https://discourse.psychopy.org/tags.md)

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## [Send triggers from psychopy to EEG recorder using MMBT-S](https://discourse.psychopy.org/t/send-triggers-from-psychopy-to-eeg-recorder-using-mmbt-s/39295)

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**Author:** [@Shun](https://discourse.psychopy.org/u/Shun)\
**Replies:** 2\
**Last updated:** [May 23, 2026, 3:38pm UTC](https://discourse.psychopy.org/t/send-triggers-from-psychopy-to-eeg-recorder-using-mmbt-s/39295 "2026-05-23T15:38:47Z")

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I would like to use MMBT-S to trigger the EEG recording machine from psychopy. The current status of the device is as follows Windows: 11 (We have confirmed that the same error occurs in windows 10.) Psychopy v2023.2.…

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## [Sending EEG triggers in the Builder with custom code](https://discourse.psychopy.org/t/sending-eeg-triggers-in-the-builder-with-custom-code/47031)

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**Author:** [@cah12](https://discourse.psychopy.org/u/cah12)\
**Replies:** 1\
**Last updated:** [May 4, 2026, 7:24pm UTC](https://discourse.psychopy.org/t/sending-eeg-triggers-in-the-builder-with-custom-code/47031 "2026-05-04T19:24:35Z")

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OS (e.g. Win10): Ubuntu PsychoPy version (e.g. 2024.2.4 Py 3.8): Psychopy 2024.2.4 Python 3.10.11 Standard Standalone Installation? (y/n) If not then what?: y Do you want it to also run online? (y/n) n What are you …

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## [Sending triggers to eego software via cedrus c-pod and antneuro amplifier](https://discourse.psychopy.org/t/sending-triggers-to-eego-software-via-cedrus-c-pod-and-antneuro-amplifier/46562)

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**Author:** [@jlader](https://discourse.psychopy.org/u/jlader)\
**Replies:** 1\
**Last updated:** [February 10, 2026, 12:09am UTC](https://discourse.psychopy.org/t/sending-triggers-to-eego-software-via-cedrus-c-pod-and-antneuro-amplifier/46562 "2026-02-10T00:09:51Z")

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OS Windows 10 PsychoPy version 2025.2.4beta What are you trying to achieve?: I am simply trying to send a trigger marking the start of a trial (when stimuli appear) using the PsychoPy builder view. A cedrus c-pod link…

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## [InvalidECIResponse crashes EEG experiment with EGI Netstation](https://discourse.psychopy.org/t/invalideciresponse-crashes-eeg-experiment-with-egi-netstation/46323)

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**Author:** [@Justin\_Hulbert1](https://discourse.psychopy.org/u/Justin_Hulbert1)\
**Replies:** 0\
**Last updated:** [January 6, 2026, 8:11pm UTC](https://discourse.psychopy.org/t/invalideciresponse-crashes-eeg-experiment-with-egi-netstation/46323 "2026-01-06T20:11:17Z")

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If this template helps then use it. If not then just delete and start from scratch. OS (e.g. Win10): Win10 on a Dell Precision 3680 PsychoPy version (e.g. 2024.2.4 Py 3.8): v2025.1.1 Standard Standalone Installation? …

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## [Brain Vision Remote Control Server](https://discourse.psychopy.org/t/brain-vision-remote-control-server/45818)

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**Author:** [@tombullock](https://discourse.psychopy.org/u/tombullock)\
**Replies:** 6\
**Last updated:** [November 6, 2025, 2:11am UTC](https://discourse.psychopy.org/t/brain-vision-remote-control-server/45818 "2025-11-06T02:11:15Z")

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Dear forum, I’m developing a setup for ambulatory outdoors EEG studies that runs both stimulus presentation software (PsychoPy v2025.1.1) and EEG recording software (Brain Vision Recorder) on the same machine (a Windows…

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## [Triggers are not sent to parallel port - Windows 11 problem?](https://discourse.psychopy.org/t/triggers-are-not-sent-to-parallel-port-windows-11-problem/45389)

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**Author:** [@Linn](https://discourse.psychopy.org/u/Linn)\
**Replies:** 1\
**Last updated:** [October 7, 2025, 12:51pm UTC](https://discourse.psychopy.org/t/triggers-are-not-sent-to-parallel-port-windows-11-problem/45389 "2025-10-07T12:51:34Z")

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Dear community, In our EEG lab, we have a stimulus presentation computer with E-prime which is connected to an EEG recording computer with Curry 9 (Compumedics Neuroscan) via a parallel port integrated in a SynAmps RT (…

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## [The EEG failed to send triggers when using the adapter with a thunderbolt connector](https://discourse.psychopy.org/t/the-eeg-failed-to-send-triggers-when-using-the-adapter-with-a-thunderbolt-connector/45332)

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**Author:** [@yz1308786079](https://discourse.psychopy.org/u/yz1308786079)\
**Replies:** 3\
**Last updated:** [August 7, 2025, 8:04am UTC](https://discourse.psychopy.org/t/the-eeg-failed-to-send-triggers-when-using-the-adapter-with-a-thunderbolt-connector/45332 "2025-08-07T08:04:41Z")

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OS (e.g. Win10): PsychoPy version (e.g. 2024.2.4 Py 3.10): Standard Standalone Installation? (y) Do you want it to also run online? (n) What are you trying to achieve?: I want to use my laptop to send trigger to the …

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## [Technical help for sending event triggers: Brainvision EEG with Psychopy](https://discourse.psychopy.org/t/technical-help-for-sending-event-triggers-brainvision-eeg-with-psychopy/36071)

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**Author:** [@angjw.aaron](https://discourse.psychopy.org/u/angjw.aaron)\
**Replies:** 1\
**Last updated:** [June 10, 2025, 4:52pm UTC](https://discourse.psychopy.org/t/technical-help-for-sending-event-triggers-brainvision-eeg-with-psychopy/36071 "2025-06-10T16:52:02Z")

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As a quick intro to my current setup, I’m current using Brainvision Recorder on the acquisition PC, along with Brainvision’s LiveAmp and the Sensor & Trigger Extension (STE) for LiveAmp. The experiment PC is connected to…

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## [Emotiv saving and hanging](https://discourse.psychopy.org/t/emotiv-saving-and-hanging/44888)

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**Author:** [@Liberos](https://discourse.psychopy.org/u/Liberos)\
**Replies:** 0\
**Last updated:** [May 23, 2025, 5:46pm UTC](https://discourse.psychopy.org/t/emotiv-saving-and-hanging/44888 "2025-05-23T17:46:53Z")

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OS (e.g. Win10): Win11 Standard Standalone Installation? y Do you want it to also run online? n What are you trying to achieve?: Record EEG from Emotiv with markers. What did you try to make it work?: I launch Emoti…

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## [Setting the EEG response type Mark with coder, but I don't know if it works](https://discourse.psychopy.org/t/setting-the-eeg-response-type-mark-with-coder-but-i-dont-know-if-it-works/44552)

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**Author:** [@yufei\_guo](https://discourse.psychopy.org/u/yufei_guo)\
**Replies:** 2\
**Last updated:** [April 14, 2025, 3:48pm UTC](https://discourse.psychopy.org/t/setting-the-eeg-response-type-mark-with-coder-but-i-dont-know-if-it-works/44552 "2025-04-14T15:48:21Z")

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stroop2022.2.2.zip (28.7 KB) Problem Core: I designed a basic Stroop in Psychopy2022.2.2（up）.In this study, I use a coder to send signals to the collector (22 false responses would appear on the EEG monitor, 33 no respo…

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## [EEG Response code via serial port](https://discourse.psychopy.org/t/eeg-response-code-via-serial-port/44454)

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**Author:** [@JensBoelte](https://discourse.psychopy.org/u/JensBoelte)\
**Replies:** 6\
**Last updated:** [April 4, 2025, 9:52am UTC](https://discourse.psychopy.org/t/eeg-response-code-via-serial-port/44454 "2025-04-04T09:52:41Z")

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If this template helps then use it. If not then just delete and start from scratch. OS (e.g. Win10): PsychoPy version (e.g. 2024.2.4 Py 3.10): Standard Standalone Installation? (y/n) y Do you want it to also run onl…

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## [Pairing up EEG trigger to last word of sentence?](https://discourse.psychopy.org/t/pairing-up-eeg-trigger-to-last-word-of-sentence/44297)

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**Author:** [@Martina097](https://discourse.psychopy.org/u/Martina097)\
**Replies:** 1\
**Last updated:** [March 19, 2025, 11:20am UTC](https://discourse.psychopy.org/t/pairing-up-eeg-trigger-to-last-word-of-sentence/44297 "2025-03-19T11:20:46Z")

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Hi guys, I’m conducting a N400 activation EEG experiment and I’ve created my paradigm on Builder. I’ve worked out how to connect the EEG port to the builder, but what I would like to do is synchronise the last word of e…

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## [EEG triggers do not appear](https://discourse.psychopy.org/t/eeg-triggers-do-not-appear/43949)

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**Author:** [@Georgia\_Chronaki](https://discourse.psychopy.org/u/Georgia_Chronaki)\
**Replies:** 13\
**Last updated:** [March 5, 2025, 1:12pm UTC](https://discourse.psychopy.org/t/eeg-triggers-do-not-appear/43949 "2025-03-05T13:12:19Z")

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OS (e.g. Win10): Windows 10 (recently upgraded from Windows 7) PsychoPy version (e.g. 1.84.x): Psychopy-2024.2.4 Builder \*\*Standard Standalone? Yes (y/n) If not then what?: Note our computer where Psychopy is installed…

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## [Constant delay in trigger vs photodiode for EEG](https://discourse.psychopy.org/t/constant-delay-in-trigger-vs-photodiode-for-eeg/43515)

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**Author:** [@msn](https://discourse.psychopy.org/u/msn)\
**Replies:** 2\
**Last updated:** [January 16, 2025, 12:18pm UTC](https://discourse.psychopy.org/t/constant-delay-in-trigger-vs-photodiode-for-eeg/43515 "2025-01-16T12:18:25Z")

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OS and Device specs: |Processor|Intel(R) Core™ Ultra 5 125U 1.30 GHz| |Installed RAM|16.0 GB (15.5 GB usable)| System type|64-bit operating system, x64-based processor| |Pen and touch|No pen or touch input is avail…

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## [Some Parallel Port Components were Skipped](https://discourse.psychopy.org/t/some-parallel-port-components-were-skipped/30966)

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**Author:** [@St-ZFeng](https://discourse.psychopy.org/u/St-ZFeng)\
**Replies:** 1\
**Last updated:** [January 16, 2025, 9:11am UTC](https://discourse.psychopy.org/t/some-parallel-port-components-were-skipped/30966 "2025-01-16T09:11:40Z")

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OS (e.g. Win10): Win 10 PsychoPy version (e.g. 1.84.x): V 2022.2.2 Standard Standalone? (y/n) If not then what?:y In my experiments, I’m using the parallel port component to send triggers to an EEG device, but some t…

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## [Problem with sending fMRI gradient artifact triggers to EEG recording](https://discourse.psychopy.org/t/problem-with-sending-fmri-gradient-artifact-triggers-to-eeg-recording/43425)

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**Author:** [@Chia-Chuan\_Yu](https://discourse.psychopy.org/u/Chia-Chuan_Yu)\
**Replies:** 12\
**Last updated:** [January 13, 2025, 6:33pm UTC](https://discourse.psychopy.org/t/problem-with-sending-fmri-gradient-artifact-triggers-to-eeg-recording/43425 "2025-01-13T18:33:10Z")

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Dear PsychoPy Experts, I’m currently running a simultaneous fMRI-EEG study. In the experiment we try to send 3 types of triggers to EEG recording using Serial Out and Code components. Specifically, the triggers we wante…

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## [EEG response trigger: brain products serial port](https://discourse.psychopy.org/t/eeg-response-trigger-brain-products-serial-port/42815)

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**Author:** [@dmahesan](https://discourse.psychopy.org/u/dmahesan)\
**Replies:** 1\
**Last updated:** [November 5, 2024, 8:11am UTC](https://discourse.psychopy.org/t/eeg-response-trigger-brain-products-serial-port/42815 "2024-11-05T08:11:18Z")

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Hi, I wanted to send triggers upon stimulus presentation and response (upon pressing a button) for an EEG study. I use BrainProducts device (serial port). Following this article: Communicating with Brain Products Device…

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## [Timing with multiple screens](https://discourse.psychopy.org/t/timing-with-multiple-screens/42764)

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**Author:** [@anomalosepia](https://discourse.psychopy.org/u/anomalosepia)\
**Replies:** 0\
**Last updated:** [October 31, 2024, 4:30pm UTC](https://discourse.psychopy.org/t/timing-with-multiple-screens/42764 "2024-10-31T16:30:04Z")

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Hi, I have a bug that’s a little hard to reproduce. I’m running auditory and visual experiments with EEG connected to a netstation 300 amplifier. I’m using the below package to send my event markers to the EEG system. W…

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## [EEG and Timing Question](https://discourse.psychopy.org/t/eeg-and-timing-question/42762)

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**Author:** [@jgeller112](https://discourse.psychopy.org/u/jgeller112)\
**Replies:** 1\
**Last updated:** [October 31, 2024, 3:30pm UTC](https://discourse.psychopy.org/t/eeg-and-timing-question/42762 "2024-10-31T15:30:35Z")

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Hopefully a simple question here. I asked @Becca, but thought I would post it here. A student programmed an EEG task using code from the forum. In the builder component, start time for stimulus was 200 ms. In the code…

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## [Send triggers using Display++](https://discourse.psychopy.org/t/send-triggers-using-display/42326)

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**Author:** [@andrecravo](https://discourse.psychopy.org/u/andrecravo)\
**Replies:** 0\
**Last updated:** [October 3, 2024, 1:07pm UTC](https://discourse.psychopy.org/t/send-triggers-using-display/42326 "2024-10-03T13:07:57Z")

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If this template helps then use it. If not then just delete and start from scratch. OS (e.g. Win10): Linux PsychoPy version (e.g. 1.84.x): 2022.2.4 Standard Standalone? (y/n) If not then what?: y What are you trying…

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## [EEG trigger question: there're some strange mark show up in eeg data file](https://discourse.psychopy.org/t/eeg-trigger-question-therere-some-strange-mark-show-up-in-eeg-data-file/30382)

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**Author:** [@Zxl](https://discourse.psychopy.org/u/Zxl)\
**Replies:** 2\
**Last updated:** [August 24, 2022, 5:20am UTC](https://discourse.psychopy.org/t/eeg-trigger-question-therere-some-strange-mark-show-up-in-eeg-data-file/30382 "2022-08-24T05:20:50Z")

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OS (e.g. Win10): win 10 PsychoPy version (e.g. 1.84.x): 2021.2.3 What specifically went wrong when you tried that?: I want to figure out why some strange mark that I did’nt use in the builder show up in the eeg data …

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## [Serial Port for EEG crashes Psychopy](https://discourse.psychopy.org/t/serial-port-for-eeg-crashes-psychopy/41430)

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**Author:** [@EmEl](https://discourse.psychopy.org/u/EmEl)\
**Replies:** 6\
**Last updated:** [September 19, 2024, 4:14pm UTC](https://discourse.psychopy.org/t/serial-port-for-eeg-crashes-psychopy/41430 "2024-09-19T16:14:59Z")

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OS (Win10): PsychoPy version (2023.2.3): Standard Standalone? (y/) What are you trying to achieve?: Start an experiment using audio components and text while gathering EEG data What did you try to make it work?: Tr…

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## [I cannot connect to the neuroscan device to send markers](https://discourse.psychopy.org/t/i-cannot-connect-to-the-neuroscan-device-to-send-markers/34768)

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**Author:** [@HuYue](https://discourse.psychopy.org/u/HuYue)\
**Replies:** 1\
**Last updated:** [September 5, 2024, 7:53am UTC](https://discourse.psychopy.org/t/i-cannot-connect-to-the-neuroscan-device-to-send-markers/34768 "2024-09-05T07:53:40Z")

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My lab has changed to a new computer and I want to use it to connect to the neuroscan device for EEG experiments. The neuroscan device is connected via a parallel port, but the new computer’s motherboard does not have on…

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## [Serial PermissionError(13, 'Access is denied.', None, 5) in EEG experiment (biosemi)](https://discourse.psychopy.org/t/serial-permissionerror-13-access-is-denied-none-5-in-eeg-experiment-biosemi/38270)

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**Author:** [@jpcraveiro](https://discourse.psychopy.org/u/jpcraveiro)\
**Replies:** 3\
**Last updated:** [August 21, 2024, 1:54pm UTC](https://discourse.psychopy.org/t/serial-permissionerror-13-access-is-denied-none-5-in-eeg-experiment-biosemi/38270 "2024-08-21T13:54:39Z")

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Win10 (e.g. Win10): PsychoPy 2023.2.3 (e.g. 1.84.x): Standard Standalone I’m trying to set up an EEG experiment. For this to work properly, PsychoPy is supposed to send the triggers when a specific key is pressed by t…

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## [Triggers via PsychoPy Mislabeling in ActiView for BIOSEMI EEG System](https://discourse.psychopy.org/t/triggers-via-psychopy-mislabeling-in-actiview-for-biosemi-eeg-system/31143)

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**Author:** [@Prometheus](https://discourse.psychopy.org/u/Prometheus)\
**Replies:** 4\
**Last updated:** [August 13, 2024, 2:19pm UTC](https://discourse.psychopy.org/t/triggers-via-psychopy-mislabeling-in-actiview-for-biosemi-eeg-system/31143 "2024-08-13T14:19:11Z")

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I am trying to get my experiment in PsychoPy to work with BioSemi’s ActiView for EEG using coding in Python. I am using a serial port for the triggers. Using coding I was able to get the triggers to send to ActiView. Wh…

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## [What cords to use to establish a working parallel port](https://discourse.psychopy.org/t/what-cords-to-use-to-establish-a-working-parallel-port/41032)

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**Author:** [@Ashley\_Steinkrauss](https://discourse.psychopy.org/u/Ashley_Steinkrauss)\
**Replies:** 0\
**Last updated:** [August 8, 2024, 9:25pm UTC](https://discourse.psychopy.org/t/what-cords-to-use-to-establish-a-working-parallel-port/41032 "2024-08-08T21:25:20Z")

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OS (e.g. Win10): Windows10 PsychoPy version (e.g. 1.84.x): v2024.1.5 Standard Standalone? (y/n) If not then what?: y What are you trying to achieve?: My advisor and I are attempting to run a builder psychopy study u…

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## [MacOS dependency, EGI 300 series amp](https://discourse.psychopy.org/t/macos-dependency-egi-300-series-amp/40534)

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**Author:** [@mjwenger](https://discourse.psychopy.org/u/mjwenger)\
**Replies:** 2\
**Last updated:** [July 1, 2024, 2:18pm UTC](https://discourse.psychopy.org/t/macos-dependency-egi-300-series-amp/40534 "2024-07-01T14:18:45Z")

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I’m considering moving to PsychoPy for our EEG experiments and have been reading some of the documentation and posts on the forum and need some clarification: Is there an OS dependency for the EGI 300 series amps? Some o…

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## [Problem with communicating to two devices, both using ethernet, in the same experiment](https://discourse.psychopy.org/t/problem-with-communicating-to-two-devices-both-using-ethernet-in-the-same-experiment/40282)

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**Author:** [@gvh](https://discourse.psychopy.org/u/gvh)\
**Replies:** 0\
**Last updated:** [June 5, 2024, 11:40am UTC](https://discourse.psychopy.org/t/problem-with-communicating-to-two-devices-both-using-ethernet-in-the-same-experiment/40282 "2024-06-05T11:40:09Z")

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Hi all, I’m trying to build an experiment and would like to collect both eyetracking and EEG data. I have a Tobii eyetracker and EGI EEG device for this. Each device communicates with an ethernet cable (my computer has…

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## [Pynetstation - unreachable host error](https://discourse.psychopy.org/t/pynetstation-unreachable-host-error/40122)

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**Author:** [@gvh](https://discourse.psychopy.org/u/gvh)\
**Replies:** 7\
**Last updated:** [May 23, 2024, 8:19am UTC](https://discourse.psychopy.org/t/pynetstation-unreachable-host-error/40122 "2024-05-23T08:19:48Z")

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Hello, I’m trying to send triggers from PsychoPy (v2024.1.4) to EGI (Acquisition v5.4.2.) but I get the following error: This is the code that I’m using which generates the error (copied from here: Sending triggers v…

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## [Timing issues with EEG triggers through parallel port component](https://discourse.psychopy.org/t/timing-issues-with-eeg-triggers-through-parallel-port-component/40028)

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**Author:** [@Chey1](https://discourse.psychopy.org/u/Chey1)\
**Replies:** 0\
**Last updated:** [May 14, 2024, 10:25am UTC](https://discourse.psychopy.org/t/timing-issues-with-eeg-triggers-through-parallel-port-component/40028 "2024-05-14T10:25:21Z")

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Hello! I have set up an experiment in builder where I send a face image stimulus and an emotion word stimulus and the participant responds with a keypress. This experiment will run with EEG so I need to send triggers. I…

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