AT62 ALPHA-THETA EEG SPECIFICATIONS

    The AT62 EEG is designed to meet/exceed the electrical and safety standards specified by UL 260, IEC 601 and CSA 871. The default parameters are bolded.

Feedback Frequencies

    Two Frequencies - Alpha only, Theta only, Both Alpha and Theta
    Home-Use Software Lockout - Enabled, Disabled

Visual Feedback - Per Frequency

    Display Options - Numerical LED + Lightbar, Lightbar only, Numerical LED only
    Numerical LED Displays - Three red digits, 0.5" high
    Numerical LED Range - 0.1-99.9 microvolts
    TPI (Time Period Integration) Settings - 0.5, 1.0, 20, 4.0, 6.0, 10.0, 60.0 seconds
    Numerical LED Read-Outs - EEG microvolt, Percentage of time within bandpass
    LVA (Last Value Attained) Settings - Continuous, maximum, Minimum
    Lightbar Range - 15 segments, x0.1 to x2.5-3.0 proportional scale

Audio Feedback - Per Frequency

    Available Tones - Piano (default for Alpha), Continuous (default for Theta), Oboe, Flute
    Volume - Levels 0 to 7, 4 is the default
    Provided - Continuously, Above or Below Threshold

Statistics - Per Frequency

    Statistics Acquired (Summary - Min., Max., Mean, SD, %SD
    Statistics Acquired (Intra-Stats) - Choice of Min., Max., Mean, SD, %SD
    Sampling Capacity - 60 minutes of data
    Intra-Session Data Collection Rate - 0.5 minutes, fixed
    Data Display Rate - 2.5 seconds
    Statistics Sampling Rate - 4 Hz (every 0.25 seconds) of VRMS

Electrical - Per Frequency

    Resolution - 0.10 microvolts
    EEG Bandpass - 8-12 Hz Alpha, 4-8 Hz Theta
    EMG Bandpass - 100-400 Hz
    EMG Threshold Range - 0.0 to 99.9 microvolts
    EEG Bandpass Rolloff - 40 dB per octave
    Notch Filter - Not required
    Common Mode Rejection - 120 dB
    Differential Input Impedance - >1,000,000 megohms
    Input Noise - 0.3 microvolts
    Leakage Current - In compliance with UL 2601 specifications
    Audio Output - 3.5 mm stereo earphone jack, (mono output)
    Analog Output - Linear 0-5 volt DC signal, compatible with most computer interfaces
    Line Power Input - 120 volt, 60 HZ, 220 volt, 50/60 Hz
    Battery Longevity Rating - 10 to 12 hours continuous use
    Battery Recharge - 16 hours maximum with built-in overcharge protection
    Dimensions & Weight - 2.5" H x 7.7 W" x 5.3" D; 1 pound 11 ounces.

STANDARD ACCESSORIES (Included)

    Qty - Item
    (1) UL listed isolation adapter
    (4) Installed Ni-Cad rechargeable batteries
    (1) Carrying case
    (1) Owners manual

WARRANTY: 1 year parts and labor on instrument; 90 days on accessories, 3 year extended warranty available.

INDICATIONS: EEG feedback is indicated where general relaxation training is desired.

CONTRAINDICATIONS: There are no known contraindications with the AT62 EEG for the purpose of general relaxation training.

NOTE: No warranty or claim is made regarding the efficacy of products in clinical use, but only with regard to electronic specifications, which specifications are subject to change without notice. Prices and specifications subject to change without notice. Call us for more information on our complete line of portable and computerized physiological monitoring and feedback equipment.