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Table 1 Settings of parameters used in the simulation package

From: Behaviour of motor unit action potential rate, estimated from surface EMG, as a measure of muscle activation level

Sample frequency 2000 Hz
Signal duration 10 seconds
Muscle length 100 mm
Muscle radius 20 mm
Motor point location 60 mm
Maximal detection distance 10 mm
Electrode diameter 1.8 mm
Intracellular action potential duration 5 ms
Mean muscle fibre conduction velocity 4 m/s
Intracellular conductivity 1.010 S/m
Radial conductivity 0.063 S/m
Longitudinal conductivity 0.330 S/m
Motor unit radius Mean 4 mm, SD 0.2 mm