Preferred term
621.384153 Langbølgesystemer
Broader concept
Entry terms
- AM-radiosystemer
- Amplitudemodulerte radiosystemer (AM)
- Enkeltsidebåndradiosystemer
- Langbølgeradiosystemer
- Very low frequency-radiosystemer (VLF)
- VLF-radiosystemer
Identifier
- ocd00155531
Notation
- 621.384153
URI
http://dewey.info/class/621.384153/e23/