KDR 444 (Norwegian "kortdistanseradio", Swedish "kortdistansradio", "short distance radio") or KDR, is a licence-free
personal radio service in the
UHF
Ultra high frequency (UHF) is the ITU designation for radio frequencies in the range between 300 megahertz (MHz) and 3 gigahertz (GHz), also known as the decimetre band as the wavelengths range from one meter to one tenth of a meter (on ...
range used in Sweden and Norway. It is usually referred to as SRBR 444 (Short Range Business Radio) in Sweden. Transmitters are limited to 2 W
ERP (previously 1 W) in Sweden and 0.5 W in Norway
[http://www.lovdata.no/cgi-wift/ldles?ltdoc=/for/ff-20120119-0077.html#40 Norwegian regulation on general permission for use of frequencies $40 (2) ]n Norwegian
N, or n, is the fourteenth letter in the Latin alphabet, used in the modern English alphabet, the alphabets of other western European languages and others worldwide. Its name in English is ''en'' (pronounced ), plural ''ens''.
History
...
/ref>. FM with a bandwidth of 25 kilohertz is used. Norway require a radio with fixed antenna to be used with these frequencies.
Channels
Norway has 6 channels, while Sweden has 8 channels. Note that channel 6 is different in Norway and Sweden.
Channels use FM. Frequencies 444.875 and 444.925 are newer frequencies available in Sweden but may not be available in some other regions (such as Norway); older equipment may also lack these new frequencies. Consequently, 444.975 is likely to be called channel number six on such devices.
European use
KDR 444 is specific to parts of Scandinavia and is not cleared for use across the European Union.
See also
* PMR446
* UHF CB
* Family Radio Service
References
Bandplans
Radio hobbies
{{Radio-comm-stub
no:Privatradio