Block mobile phone signals in Denmark: Which frequency band to choose?

TDC Group:

TDC Group is one of the main network suppliers in Denmark. They operate under the brand "TDC" and offer mobile and fixed telephony services. TDC uses the following frequencies for their cellular networks:

• Bande 3 (1800 MHz): This band is used for GSM mobile telephony technology.
• Band 7 (2600 MHz): This band is used for LTE mobile telephony technology (4G).

Telenor Danmark:

Telenor Danmark is another major network provider in Denmark. They use the brand "Telenor" and offer mobile telephony services. The frequencies used by Telenor Danmark are as follows:

• Bande 3 (1800 MHz): This band is used for GSM technology.
• Band 7 (2600 MHz): This band is used for LTE technology (4G).
• Strip 20 (800 MHz): This band is used for LTE technology (4G).

Telia Danmark:

Telia Danmark is a well-established network provider in Denmark. They operate under the brand "Telia" and offer mobile and fixed telephone services. Telia Danmark uses the following frequencies for their cellular networks:

• Bande 3 (1800 MHz): This band is used for GSM technology.
• Band 7 (2600 MHz): This band is used for LTE technology (4G).
• Strip 20 (800 MHz): This band is used for LTE technology (4G).

Recommended frequency band to block mobile telephony signals:

To effectively block mobile telephony signals in Denmark, it is essential to cover the frequency bands used by the main network suppliers. The key frequencies to consider are as follows:

• Bande 3 (1800 MHz): This band is used by all network suppliers for GSM technology. By blocking this band, you can prevent mobile telephony signals from passing.
• Band 7 (2600 MHz): This band is used by all network suppliers for LTE technology (4G). By blocking this strip, you can also block high-speed mobile data signals.