Table 1 An overview of the available frequency bands for SRDs in the 863 to 870 MHz range [18]
Nr. | Start freq. (MHz) | End freq. (MHz) | Bandwidth (MHz) | Category | Max TX power (mW) (e.r.p.) | Duty cycle |
|---|---|---|---|---|---|---|
46a | 863 | 865 | 2 | Non-specific short-range devices | 25 | Polite access or 0.1% |
46b | 863 | 865 | 2 | High duty cycle/continuous transmission devices | 10 | None |
84 | 863 | 868 | 5 | Wideband data | 25 | Polite access, and 10% (access point) or 2.8% (other devices) |
47 | 865 | 868 | 3 | Non-specific short-range devices | 25 | Polite access or 1% |
47a | 865 | 868 | 3 | RFID | 2000 | Polite access only, no duty cycle |
47b | 865 | 868 | 3 | Non-specific short-range devices | 500 | Polite access, and 10% (access point) or 2.5% (other devices) |
48 | 868 | 868.6 | 0.6 | Non-specific short-range devices | 25 | Polite access or 1% |
49 | 868.6 | 868.7 | 0.1 | Low duty cycle/high reliability devices | 10 | 1% |
50 | 868.7 | 869.2 | 0.5 | Non-specific short-range devices | 25 | Polite access or 0.1% |
51 | 869.2 | 869.25 | 0.05 | Low duty cycle/high reliability devices | 10 | 0.1% |
52 | 869.25 | 869.3 | 0.05 | Low duty cycle/high reliability devices | 10 | 0.1% |
53 | 869.3 | 869.4 | 0.1 | Low duty cycle/high reliability devices | 10 | 1.0% |
54 | 869.4 | 869.65 | 0.25 | Non-specific short-range devices | 500 | Polite access or 10% |
55 | 869.65 | 869.7 | 0.05 | Low duty cycle/high reliability devices | 25 | Polite access or 10% |
56a | 869.7 | 870 | 0.3 | Non-specific short-range devices | 5 | None |
56b | 869.7 | 870 | 0.3 | Non-specific short-range devices | 25 | Polite access or 1% |