This application note details hardware and software setup to synchronize a B-Alert System with an MP150 System running on two separate computers. Basic Overview Connect the 3.5 mm phone jack…
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Tilt angle or inclination sensing uses measurements of gravity, and its trigonometric projection on the axes of a tri-axial accelerometer, to determine tilt angle in all three spatial dimensions (X,…
This application note reports the performance of BIOPAC hand dynamometers SS25LA and TSD121C at grip forces below 1 kg. These devices are specified to register clench force range 0-50 kgf.…
This application note is concerned with the implementation details of determining emotional state (“affect”) on the basis of three physiological measures—Electrodermal Activity (EDA, a.k.a GSR), Zygomaticus (EMG), and Corrugator (EMG)s—as…
Transcranial Current Stimulation is an electrical stimulation method, which employs a direct current of value typically between 1 and 2 milliamps (ma). This method is typically oriented to neuronal stimulation in…
This Application Note describes how to record percent End-Tidal CO2 (% ETCO2) using a BIOPAC CO2100C Carbon Dioxide Amplifier. The note details subject interface options for high flow without a…
This application note addresses EDA and ECG measurements performed in a Siemens 7T fMRI. BIOPAC MRI Smart Amplifiers were used to record ECG LEADII and EDA from the fingertips. Standard…
The following is a brief overview of the steps to verify that the USBETH is installed correctly—for more detailed instructions, see the PDF. Depending on when ETHUSB was purchased, it may have…
This application note is concerned with the nature of ECG100C and ECG100C-MRI timing delays. In particular, the focus is on ECG data collected in fMRI or MRI for the express…
This application note is concerned with the implementation of subject electrical stimulation in the fMRI and MRI for the purposes of psychophysiological research. The setup presented physically limits the stimulation…
This application note is concerned with the relationship between fMRI imaging sequences and associated physiological measurements, when subjects are monitored in the fMRI. In particular, this note addresses the impact…
fNIR Systems extract measurements from an LED light source at wavelengths of 730 nm and 850 nm, and also provide a unique feature that can be useful for identifying certain…
This Application Note details various protocols for identifying a stimulation threshold for stimulation. The purpose of establishing this threshold is to ensure the subject’s comfort level and safely determine the point…
The NIBP100D noninvasive blood pressure system provides a continuous, beat-to-beat, blood pressure signal recorded from the fingers of a subject. The system outputs a continuous blood pressure waveform that is…
This application note is for Mac users running OS High Sierra (10.13), OS Mojave (10.14), or higher who are performing a first-time installation of MP36R, MP36, or MP35 hardware drivers…
This application note explains how AcqKnowledge 5 features can be used to plot event markers in a graph channel, where spikes indicate where events are located. Settings for the Find…
This application note presents an Exercise in Feedback Control using BBS. The exercise is intended to show that one can implement feedback control to external devices using MP160/AMI100D and BIOPAC…
This application note presents a comprehensive description of how to use BIOPAC Basic Scripting (BBS), AcqKnowledge, and MP hardware to implement simple control loops. The exercise is intended to show that…
AcqKnowledge and Biopac Student Lab both have mechanisms for acquiring and transmitting digital information. Psychology Software Tools, the authors of E-Prime®, refer to such signals as “digital triggers.” This application…
This Application Note demonstrates how to sample and display calculation channel data through external devices such as LED’s or 7-segment displays via UIM100C digital output ports. In this exercise, BPM…
Blood Flow Measurements using the NICO100D This application note discusses Trans-Radial-Ulnar Electrical bioimpedance Velocimetry (TRUEV); measurements and analysis; the configuration discussed interrogates both the radial and ulnar (TREV >> TRUEV)…
This application note presents a way to monitor the convergence of gas concentration values in a GASSYS3. The response curve is simulated using an RC filter with a long time…
The Biopac Science Lab MP40 unit connects to the computer via Line-In. Important—Audio line in is not the same as headphones. If a computer does not have a built-in Line-In…
This conference has ended – was July 24-26, 2017 Learn from Leading Researchers How to Record and Analyze Human Physiology Data Join your colleagues in Santa Barbara to meet with…
4T is an opportunity to network and to learn. It’s all about the four Ts: Tools, Trends, Techniques, and Technology. We’re always trying to update our techniques and standardize across…
The inaugural 4T Human Physiology Conference—Tools, Trends, Techniques, and Technology—provided life science researchers and educators the opportunity to meet with academic and industry leaders and BIOPAC experts for practical, hands-on,…
TOOLS, TRENDS, TECHNIQUES, AND TECHNOLOGY Train with Experts…Network with Colleagues BIOPAC hosts three days of hands-on, small-group human physiology workshops, presented by renowned academics and industry experts, for researchers and…
Thank you for your interest in presenting a poster at 4T|Phys. This is your opportunity to offer your experience, expertise, and insights to researchers in your field and related fields.…
Use for remote event marketing or to externally trigger data acquisition for psychophysiological response tests. Monitor switch data as a digital input channel. Interface with the I/O port on the…
This eight-channel solid state relay driver has 8 BNC female connectors to drive solid state relays from an MP160 System. OUT8 interfaces with the STP100C via a 37-pin CBL110A (included…
Premier universities world-wide overwhelmingly rely on BIOPAC systems. Over 99% of the top 100 universities in the world and in the United States rely on BIOPAC systems for their life…
This lesson includes detailed instructions for the frog preparation procedures necessary for BSL PRO lessons A02, A03, and A04.
This BSL PRO Lesson explains how to isolate the gastrocnemius muscle of the frog and its somatic motor nerve (the sciatic nerve) and describes the hardware and software setup necessary to…
This BSL PRO lesson describes the hardware and software setup necessary to record Compound Action Potentials (CAP) from a dissected frog sciatic nerve. For a specific procedure on isolating and removing…
This BSL PRO Lesson explains how to prepare the frog heart and describes the hardware and software setup necessary to record cardiac rate and contractile responses of the frog heart.
In the following experiments, you will study some of the physiological and pharmacological properties of visceral smooth muscle taken from the rabbit ileum. (The ileum is the last part of…
This PRO lesson illustrates action potentials as they function through the conduction of cockroach ventral nerve cords. By administering soft puffs of air to the “anal cerci” one can provoke…
In this lesson, the Q10 principle is demonstrated by measuring the metabolic rate of goldfish at two different temperatures: 22° C (acclimation temperature) and 32° C (acute exposure temperature). The…
This PRO lesson describes the hardware and software setup necessary to record action potentials from a dissected earthworm.
Follow BSL setup and use “Lab 4: Crayfish Muscle Resting Potential” from the Crawdad Lab Manual for Neurophysiology to record and alter resting potential by changing external ion concentration. Crawdad…
This PRO lesson describes the hardware and software setup necessary to record the electrical activity from the muscle of the hornworm pupae.
This BSL PRO lesson describes the hardware and software setup necessary to record smooth muscle from earthworm gut, in vitro.
This BSL PRO lesson examines and records action potential from cardiac tissue in an amphibian. The lesson procedure and template were developed for BSL 4.0.1 or above.
BIOPAC lets you measure physiology anywhere with innovative, compatible solutions that can be used by anyone for meaningful discovery. We make high-quality scientific tools for physiology measurement and interpretation with…
An overview of components of the MP160 System and how to connect other modules and basic settings. The system includes: MP160 Data Acquisition Unit, AMI100D Amplifier Module Interface, Power supply…
The purpose of an electrode is to act as a connector between the Subject’s skin (where electrical signals are easiest to detect) and the BIOPAC acquisition unit (via a lead…
AcqKnowledge software is distributed on a “USB key” and may include additional key(s) based on the MP Research System purchased, “Licensed Feature” add-ons, or site licenses included, if any. Key…
To remove non-conductive skin cells and sensitize skin for optimal contact during recording, this 2.5 cm x 5 cm abrasive pad can be rubbed lightly across the skin before applying…
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