Medicare-friendly.
You have many ways of learning our system.
The Bundled Software has built-in Tutorials, and Help.
J&J Engineering
Welcome to J&J Engineering
J&J ENGINEERING: Your Source for Applied Neuropsychophysiology. Clinical Biofeedback . Neurofeedback . Hardware and Software
Face Sensor
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We produce and sell quality biomedical systems for use in biofeedback, neurofeedback and psychophysiology.  
Workshops and Training
Biobehavioral professionals, nurses, doctors, medical assistants, students and researchers use our systems.
Choose J&J if you are looking for a single instrument that can be configured for many purposes:  See our brochure:
 
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Why Select J&J Engineering?
Support is a click away...
Example of HR-Breathing and Freq. Spectrum HRV
Typical EMG placement...
Customize Research Mode for your project...
Free Bundled Feedback Kit
Proven Product Line
Our equipment is found in leading clinics, research facilities, hospitals, sports centers and private settings.
Our Bundled Applications are driven by the needs of everyday clinicians, and based on the principles of top researchers.
Included are a dozen free applications covering these areas:

CLASSIC EEG NEUROFEEDBACK
MINI-STRESS PROFILE
CLASSIC BIOFEEDBACK
HRV and RSA - Easy Breathing Feedback
Multi-Channel EEG Balance & CoModulation...
Clinical Series Applications
Research Series Applications
Calms Cravings and/or Traumatic Emotions..
See our Medicare Incontinence Report!
Collecting Physiology Data? HRV?
See our library of research applications.

Software Developers Kit
It's easy to adapt your software to our signals. We provide high-level dll drivers. The DLL tags signals, converts them to real physiology values [ uV, uMhos, etc].
We have an expanding Library of advanced  applications.
Want your own Stimuli or Tasks,or a Subjective Rating Scale? Consider ...
Requirements: You need to be able to program in  HTML to make screens. Research Mode features ECG, EMG, HRV, Temp, SC, Resp.
See emotions live...
SmartMind uses 'Games' plus Feedback...plus  Cognitve Challenges..
Hands-on training, vender Workshops, and remote mentoring are available.
Choose from a library of stress profiles or make your own.
We have three Advanced EEG Feedback applications:
Evidence-based Alpha Theta, step by step.
SmartMind is much more expensive, and worth it!
For Neuromuscular Rehab.
Simple arousal-detection.
Neurofeedback Series Applications
Muscle_Rehabilitation_Suite