6. SPECIFICATIONS
6.1 ECT
Output current 900 ma constant current ±7.5%
Pulse shape bi-directional brief pulse square wave
Maximum output voltage 450 volts ±7.5% into 500_ load
Pulse width 0.25, 0.5, 0.75, 1.0, 1.25, 1.5 ms ±5%
Pulse frequency 10,20,30,40,50,60 or 70 Hz ±5%
Stimulus duration adjustable in 20 steps up to 8 seconds
6.2 EEG-channel 1, 2
Amplification 10-2000 µv/cm
Bandwidth 3 dB points at 2 Hz and 25 Hz
Notch filter 40 dB down at 60 Hz
CMRR 80 dB
EEG sound frequency 500 Hz modulated
(from channel 1)
6.3 EMG-channel 3
Amplification 100-20 mv/cm ±5%
Bandwidth 3 dB points at 2 Hz and 50 Hz
Notch filter 40 dB down at 60 Hz
CMRR 80 dB
6.4 EKG-channel 4
Amplification 100-20 mv/cm ±5%
Bandwidth 3 dB points at 2 Hz and 50 Hz
Notch filter 40 dB down at 50 or 60 Hz
CMRR 80 dB
6.5 Printer
Resolution 200 dots/inch
Adjustments Position, Gain on each channel (use Flexdial)
Channels 1 -4 selectable
Time/Date Battery backed
6.6 DIMENSIONS
Width 18 inches
Depth 13 inches
Height 5.25 inches
Weight 22 lbs.
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