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Table 4 Basic restrictions for human exposure to time-varying electric fields [23]

From: Electrical exposure analysis of galvanic-coupled intra-body communication based on the empirical arm models

Exposure characteristics

Frequency range

Internal electric field (V/m)

Occupational exposure

 The central nervous system tissue of the head

1–10 Hz

0.5/f

10–25 Hz

0.05

25–400 Hz

2 × 10−3 f

400 Hz–3 kHz

0.8

3 kHz–10 MHz

2.7 × 10−4 f

 All tissues of head and body

1 Hz–3 kHz

0.8

3 kHz–10 MHz

2.7 × 10−4 f

General public exposure

 The central nervous system tissue of the head

< 1 Hz

0.1/f

1–4 Hz

0.01

4 Hz–1 kHz

4 × 10−5 f

1–100 kHz

0.4

100 kHz–10 MHz

1.35 × 10−4 f

 All tissues of head and body

1 Hz–3 kHz

0.4

3 kHz–10 MHz

1.35 × 10−4 f