The R&S®DDF255-IM option expands the R&S®DDF255 to offer a comprehensive range of ITU-compliant measurement methods. These include:
- Frequency and frequency offset in line with ITU-R SM.377
- Field strength in line with ITU-R SM.378
- Modulation in line with ITU-R SM.328
- Spectrum occupancy in line with ITU-R SM.182/SM.328 (on control PC)
- Bandwidth in line with ITU-R SM.443
- Recognition of mono and stereo transmissions from FM broadcast transmitters
To use this option in line with ITU recommendations, it is advisable to provide suitable receiving antennas.