BioNomadix Wireless PPG and EDA Amplifier

The BioNomadix PPG+EDA module combines pulse (PPG) and skin conductance (EDA) measurement in a single wireless transmitter.

BioNomadix · Wireless physiology

The BioNomadix PPG+EDA module combines pulse (PPG) and skin conductance (EDA) measurement in a single wireless transmitter.

Two key indicators of autonomic nervous system arousal, recorded simultaneously and without cable constraints.

Part of a larger system

System diagram: BioNomadix transmitter on the subject, receiver in the MP200 unit, analysis in AcqKnowledge

BioNomadix PPG+EDA is an expansion module, not a standalone system

The BioNomadix transmitter and receiver alone do not record or store data. Measurement requires an MP200 data acquisition unit (or the older MP160/MP150) together with AcqKnowledge software.

The BioNomadix PPG+EDA receiver plugs into an MP200 channel input, and the recorded signal is placed on a shared, synchronized timeline together with other modules — both wired and wireless.

Get to know the module up close

Click the points on the photo to see how the BioNomadix transmitter is worn on the subject and where the cabling connects.

BioNomadix transmitter worn on the wrist, connected to electrodes on the skin — interactive diagram

Key features

2-in-1: PPG + EDA

One transmitter, two independent physiological signals recorded simultaneously.

Up to 24h battery life

The built-in battery enables continuous recording with no charging breaks.

50/60 Hz notch filter

Optional mains interference reduction without loss of signal quality.

Full freedom of movement

Designed for research in VR, neuromarketing, and UX, where cables would restrict the subject's natural behavior.

2signals simultaneously (PPG+EDA)
24hbattery operating time
0-50 µSEDA measurement range
±10 VPPG measurement range

Full technical specification

PPG bandwidth
0.5 - 3 Hz
EDA bandwidth
DC - 3 Hz
PPG resolution
FSR/4096 (4.88 mV)
EDA resolution
0.012 µS
PPG range
±10 V
EDA range
0 - 50 µS
Notch filter
Optional, 50/60 Hz
Power supply
Built-in battery, up to 24h operation
Compatibility
MP200, MP160, MP150, AcqKnowledge

Where to place the sensors

Click the points on the photo to see the typical placement of the PPG transducer and EDA electrodes.

Locations confirmed in BIOPAC materials for these transducers (Pulse Transducer, EDA Electrode & Recording Preparation). EDA does not require a ground electrode — the BioNomadix datasheet explicitly excludes this connection for EDA.

BioNomadix PPG+EDA transmitter on the wrist, with electrodes on the index finger

How it works

01

Transmitter on the subject

Simultaneous measurement of PPG (pulse) and EDA (skin conductance) in a single module.

02

Receiver + acquisition system

Wireless transmission to the MP200, MP160, or MP150.

03

Analysis in AcqKnowledge

HRV, arousal level (SCL/SCR), and their correlation in real time.

Experimental applications

Simultaneous, non-invasive measurement of pulse (PPG) and skin conductance (EDA) is a standard approach in studying autonomic nervous system responses to stimuli and levels of emotional arousal.

Neuromarketing and UX

Assessing emotional response to stimuli — advertisements, products, interfaces — through simultaneous measurement of pulse and skin conductance, with no cable constraints for the subject.

Group dynamics

Because the system pairs separate wireless modules, physiological responses of several participants can be monitored simultaneously side by side — for example, in studies of social interaction.

Research in motion and VR

The absence of cables allows physiological arousal to be recorded during natural movement in VR simulators, without limiting the subject's immersion.

Ergonomics and well-being

Correlating HRV and arousal level (SCL/SCR) at workstations allows objective assessment of the subject's workload and stress.

Frequently asked questions

Download materials click to expand

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Product: BioNomadix Wireless PPG and EDA Amplifier