| 摘要 |
The device for the assessment of the electrical connection between the acupuncture points of the body comprises the automatic switch, the selective low frequency amplifier, the synchronous detector, the lower frequency filter, and the voltmeter (all connected in series), the low frequency generator connected with the driving points of the automatic switch and the synchronous detector, the differential amplifier, and the common ground bar. In addition, the device contains two needle electrodes, the clamp electrode, two matched amplifiers, and connected in series broad-band amplifier, square-wave generator, and integrator.
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