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    • How to Activate a TracFone

      How to Activate a TracFone

      TracFone is the 6th largest mobile network operator in the United States. It allows its customers to purchase airtime usage when they purchase phones that companies like Nokia, LG, and Motorola make. A TracFone customer has to activate the cell phone before using it. It can be activated via the TracFone website or TracFone customer

    • How to connect Bluetooth Devices

      How to connect Bluetooth Devices

      To connect Bluetooth devices, the most important to consider is that you have the right device to connect to the computer or cell phone. While most Bluetooth devices are able to sync with all different types of hardware, some of specific and therefore, before buying, make sure that what you are buying will work with

    • Cell Phone Jammer

      Cell Phone Jammer

      With so many people using cell phones these days, one of the devices that have popped- up on the market are cell phone jammers. Be advised that cell phone jammers are usually black market devices, since using them is illegal in most municipalities. However, for those that are tired of hearing endless cell phone conversations

    • Cell Phone Signal Boosters

      Cell Phone Signal Boosters

      Cell phone signal boosters (or cellular repeaters) are bidirectional amplifiers designed to boost the mobile phone reception using internal signal amplifiers, reception antennas and rebroadcast antennas. External antennas collect good cellular signal, and then it is transmitted to an amplifier, which retransmits the signal locally. This process results in much better signal. Rural areas often

    • IS-95: CDMA

      IS-95: CDMA

      IS-95 is a standard for CDMA (Code Division Multiple Access) Digital Cellular. Mobile Frequency Range Rx: 869-894; Tx: 824-849 Multiple Access Method CDMA/FDM Duplex Method FDD Number of Channels 20 (798 users per channel) Channel Spacing 1250kHz Modulation QPSK/OQPSK Channel Bit Rate 1.2288Mb How CDMA Works In a CDMA system, your encoded voice is digitized

    • Tumbling

      Tumbling

      Tumbling exploits a weakness in the AMPS/NAMPS roaming system. In tumbling, you first configure the SIDH in your mobile telephone to pretend to be from another cellular carrier. If you are in Colorado, for example, you would configure your mobile telephone as if it were subscribed to a cellular carrier in Texas. Next, you modify

    • IMSI (International Mobile Subscriber Identity)

      IMSI (International Mobile Subscriber Identity)

      IMSI (International Mobile Subscriber identity) is the information that is used for identification of a mobile phone end-user on a network  and is uniquely associated with a given cell phone The IMSI code is stored as a 64 bit number or field, and is sent by the mobile phone to the cellular network. The code

    • Smartphone

      Smartphone

      A smartphone is a mobile phone with a considerably greater amount of functionality than an ordinary mobile phone or a feature phone. Smartphones can be considered a blend between a mobile phone and a full featured mobile computer, similar to the PDAs (Personal Digital Assistants) of the past, but even more capable. They typically include

    • MTSO: Mobile Telephone Switching Office

      MTSO: Mobile Telephone Switching Office

      The Mobile Telephone Switching Office, or MTSO, is a system that automatically keeps track of a cell phone user’s relative signal by monitoring readings from cell phone towers near the user. MTSO systems also automatically switch a cell phone’s service from one cell phone tower to another depending on which tower will provide the user

    • How to Activate a Verizon Phone

      How to Activate a Verizon Phone

      Before activating a new Verizon Wireless cell phone, it is important that you backup your phone numbers. By making the switch from an older phone to a newer one, you'll lose access to the older one. Therefore, transfer your numbers either by bringing it into a Verizon Wireless store or use the Backup Assistant. This

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