Medi-Dx 7000: Truth or Fiction? Appendix 1.

Engineering Report Appendix 1.

Summary of Stimulus Output Test Results From the Neurometer® CPT/C and the Medi-Dx 7000.
(Click on Knob Setting links for details.)

2000 Hz. Frequency Setting	Neurometer^® CPT/C	Medi-Dx 7000
Type of Waveform Produced	Sinusoid	Undefined Pattern
Frequency of Stimulus Produced	2000 Hz.	2000 Hz. plus additional components
Measured Current Output
1.50mA Knob Setting - 5K Load	1.51 mA	0.46 mA
1.50mA Knob Setting - 10K Load	1.49 mA	0.34 mA
9.99mA Knob Setting - 5K Load	10.00 mA	4.95 mA
9.99mA Knob Setting - 10K Load	10.29 mA	3.39 mA

250 Hz. Frequency Setting	Neurometer^® CPT/C	Medi-Dx 7000
Type of Waveform Produced	Sinusoid	Square
Frequency of Stimulus Produced	250 Hz.	173.6 Hz.
Measured Current Output
1.50mA Knob Setting - 5K Load	1.51 mA	0.61 mA
1.50mA Knob Setting - 10K Load	1.47 mA	0.41 mA
9.99mA Knob Setting - 5K Load	9. 86 mA	5.55 mA
9.99mA Knob Setting - 10K Load	9.79 mA	3.80 mA

5 Hz. Frequency Setting	Neurometer^® CPT/C	Medi-Dx 7000
Type of Waveform Produced	Sinusoid	Undefined Pattern
Frequency of Stimulus Produced	5 Hz.	4.35 Hz. plus 2000 Hz. component
Measured Current Output
1.50mA Knob Setting - 5K Load	1.46 mA	0.87 mA, 0.58 mA Asymmetrical Output
1.50mA Knob Setting - 10K Load	1.44 mA	0.66 mA, 0.39 mA Asymmetrical Output
9.99mA Knob Setting - 5K Load	9.56 mA	6.86 mA, 5.18 mA Asymmetrical Output
9.99mA Knob Setting - 10K Load	9.47 mA	4.96 mA, 3.36 mA Asymmetrical Output

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Modified 10/05/00.
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