Table 1: Configuration of the high and low frequency filters.

Filters

Motor Conduction

Sensory Conduction

A

C

NK

A

C

NK

High frequency

10 KHz

10 KHz

5 KHz

2 KHz

2 KHz

2 KHz

Low frequency

2 Hz

10 Hz

10 Hz

5 Hz

10 Hz

20 Hz

A: AANEM; NK: Nihon Kohden; C: Cadwell; Hz: Hertz; KHz: Kilohertz