DECT 6 cordless phones causing interference
Users of 3G/4G networks (UMTS) have been encountering problems when sending and receiving data via mobile phones (BlackBerry’s and other smart phones) and USB dongles.
Investigations done by Bureau Telecommunicatie en Post (hereinafter, BT&P) regarding these problems, have shown that the interference in the 3G/4G networks are mainly caused by DECT 6 cordless phones. In connection with this, BT&P has decided to stop the sale and use of DECT 6 cordless phones immediately. All retailers of DECT 6 cordless phones have been informed well in advanced by BT&P.
To prevent interference with the 3G/4G networks, and thereby guarantee an interference-free usage of BlackBerry’s, smart phones and USB dongles for others and yourself, you are hereby requested not to use DECT 6 cordless phones. A selection of these prohibited DECT 6 cordless phones are shown in the following overview.
|Prohibited DECT 6 cordless phones:|
|Panasonic:||KX-TG 6431/ 4011/ 6512B/ 8052B/ 9322T/ 6545B/ 4111B/ 7622B/ 8412B/ 7623B|
|Uniden:||DECT 1363BK/ 1580-4/ 2185-3|
|Vtech :||CS 6124/ 6219/ 6429/ DS 6221 en 6151/ IS 6110/ LS 6245 en 6113R|
|Prohibited frequencies for wireless devices:|
|1900 MHz-1920 MHz, DECT in China|
|1910 MHz-1930 MHz, DECT in Latin Amerika|
|1920 MHz–1930 MHz, DECT (DECT 6.0) in U.S.A. and Canada|
|5.8GHz --> handset 5857.20-5865.90MHz, basis station 912.75-917.10MHz|
|2.4GHz --> handset 912.75-917.10MHz, basis station 2410.2-2418.9MHz|
The director of Bureau Telecommunicatie en Post
ing. J.D. de Canha
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