TETRA handsets are divided into the following power classes:
class 1: P = 30 W
class 2: P = 10 W
class 3: P = 3 W
class 4: P = 1 W
Measurand | Value | Remarks |
---|---|---|
power density | 3 µW/m² (measured) | in rural areas of Sweden; measurement comprise both hand radio sets and base stations [1] |
power density | 5.4 µW/m² (measured) | in urban areas of Sweden; measurements comprise both hand radio sets and base stations [1] |
power density | 6 µW/m² (measured) | in the capital of Sweden (Stockholm); measurements comprise both hand radio sets and base stations [1] |
Measurand | Value | Remarks | |
---|---|---|---|
electric field strength | 0.35 V/m (maximum) | comparison of total fields along the vertical axis 20 cm in front of headset for monopole antenna [2] | |
electric field strength | 95 V/m (maximum) | comparison of total fields along the vertical axis 10 cm in front of headset for monopole antenna [2] | |
SAR | 400 mW/kg (maximum) | maximum value in the head, averaged over 10 g, Motorola MTP 300 [3] | |
SAR | 0.24 W/kg (maximum) | averaged over 10 g, positioned before the face, class 4 device [4] | |
SAR | 0.53 W/kg (maximum) | averaged over 10 g, positioned in front of the face, class 3 device [4] | |
SAR | 0.88–0.89 W/kg (maximum) | averaged over 10 g, positioned at the ear, class 4 device [4] | |
SAR | 1.3 W/kg (maximum) | averaged over 10 g, close to the antenna, calss 4 device [5] | |
Show more measurements | |||
power | 250 mW (mean) | mean radiated power [5] | |
power | 0.25–0.75 W (maximum, measured) | maximum time averaged transmit power [7] | |
power | 1–3 W (maximum, measured) | maximum peak transmit power [7] |
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