Blocking mobile phone signals in Guinea-Bissau: Which frequency band to choose?

Mobile Phone Signal Blocking in Guinea-Bissau

A country in West Africa, Guinea-Bissau has experienced a rapid increase in the use of mobile phones. In certain areas, there may be a need to block mobile phone signals for various reasons. However, to achieve this objective, it is essential to understand which frequency bands are used by local network suppliers.

Network Suppliers in Guinea-Bissau

Currently, there are three main providers of mobile telephony network in Guinea-Bissau, offering national coverage. Here are the names of network suppliers and the frequency bands they use:

Orange Guinea-Bissau:

Frequency strips used: 900 MHz (GSM), 2100 MHz (UMTS), 800 MHz (LTE), 1800 MHz (LTE).

MTN Guinea-Bissau:

Frequency strips used: 900 MHz (GSM), 2100 MHz (UMTS), 1800 MHz (LTE).

Guinetel:

Frequency strips used: 900 MHz (GSM), 1800 MHz (LTE).

Recommended Frequency Band to Block Mobile Telephony Signals

To effectively block mobile telephony signals in Guinea-Bissau, it is essential to target the frequency bands most used by network suppliers. Based on the information provided above, it is recommended to block the following frequency bands:

900 MHz (GSM): This band is used by all network suppliers for voice calls and data transmission at slower speeds. By blocking this band, you can prevent incoming and outgoing calls as well as text messages.
1800 MHz (LTE): This band is used by all network suppliers for LTE services (4G). By blocking this strip, you can prevent access to broadband mobile data.

It is important to note that the blocking of mobile telephony signals can be considered as a violation of local regulations and may result in legal consequences. Before taking any measure to block the signals, it is recommended to consult the laws and regulations in force in Guinea-Bissau.

Conclusion

To effectively block mobile telephony signals in Guinea-Bissau, it is essential to understand the frequency bands used by local network suppliers. The recommended frequency strips for blocking are 900 MHz (GSM) and 1800 MHz (LTE), used by all network suppliers for voice calls, text messages, and broadband mobile data.

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