Ambient Temperatures |
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| Operating |
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| Storage |
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Electrical Characteristics |
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| Supported Voltages |
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| 3.3V ± 10% |
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| Nominal Operating Voltage |
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| 3.3V |
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| Average Standby Current/Power (Radio off) |
| < 10mA |
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| < 33mW |
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| Average Idle Current/Power (Attached to |
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| < 20mA |
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| network) |
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| < 66mW |
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| Data Transfer Current/Power |
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| < 600mA/< 2W Average |
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| < 1A maximum instantaneous |
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| peak |
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Operating System Support |
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| Supported Operating |
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| Microsoft Windows→ 98 (SE) |
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| Systems |
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| Microsoft Windows→ Me |
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| Microsoft Windows→ 2000 (SP4) |
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| Microsoft Windows→ XP |
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| Minimum PC |
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| Processor size as recommended by Microsoft for the |
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| Specification |
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| version of Windows® in use |
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| PC Card slot |
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| 30 MB free disk space |
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GSM Performance and technical characteristics |
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Dimension |
| GSM 850 |
| GSM 900 |
| GSM 1800 |
| GSM 1900 |
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Frequency |
| TX: 824 – 849 MHz |
| TX: 880 |
| TX: 1710 – 1785 MHz |
| TX: 1850 – 1910 MHz |
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Range |
| RX: 869 – 894 MHz |
| RX: 925 – 959 MHz |
| RX: 1805 – 1880 MHz |
| RX: 1930 – 1990 MHz |
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Channel |
| 200 kHz |
| 200 kHz |
| 200 kHz |
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Spacing |
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Number of |
| 124 Carriers * 8 |
| 175 Carriers * 8 |
| 374 Carriers * 8 |
| 299 Carriers * 8 |
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Channels |
| (TDMA) |
| (TDMA) |
| (TDMA) |
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Modulation |
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Additional Information | 51 |