Electromagnetic compatibility and Radio spectrum Matters (ERM); Meteorological Aids (Met Aids); Radiosondes to be used in the 400,15 MHz to 406 MHz frequency range with power levels ranging up to 200 mW; Part 1: Technical characteristics and test methods
The present document applies to digitally modulated Radiosonde transmitters and whole units in the range from 400,15 MHz to 406 MHz and with power levels ranging up to 200 mW. The present document shall not be applied to the presently widely used analogue FM Radiosonde transmitter. The present document contains the technical characteristics for radio equipment referencing CEPT/ERC/REC 70-03 [2]. The present document does not necessarily include all the characteristics which may be required by a user, nor does it necessarily represent the optimum performance achievable. It is a product family standard which may be completely or partially superseded by specif