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  2. ICOM IC-7300 - Wikipedia

    en.wikipedia.org/wiki/ICOM_IC-7300

    An ICOM IC-7300 Radio Tuned to the 20 Meter Band. The ICOM IC-7300 is a multimode 6 meter, 4 meter (ITU Region 1 only) and HF base station amateur radio transceiver. [1] The IC-7300 was announced to the public at the Japan Ham Fair in 2015. [2] The radio has 100 watts output on CW, SSB, and FM modulations and 25 watts of output in AM. [3]

  3. Some iPhone users can send texts when service is down ... - AOL

    www.aol.com/iphone-users-send-texts-down...

    The iPhone 14, 15 and 16 models are all capable of connecting to satellites, but iOS 18 is required to send text messages, according to Apple. To make sure your phone is updated, go to Settings ...

  4. Icom Incorporated - Wikipedia

    en.wikipedia.org/wiki/Icom_Incorporated

    The Icom IC-V82 is a VHF handheld transceiver with coverage in the two-meter band (144–146 MHz) and a maximum output power of 7 watts. [8] It was manufactured and sold by Icom from 2004 to 2014. [9] [10] [11] Following its discontinuation, Icom issued an advisory warning about counterfeit radios, including the IC-V82.

  5. SINCGARS - Wikipedia

    en.wikipedia.org/wiki/SINCGARS

    The SINCGARS baseline radio provided non-secure ECCM FH and SC FM voice and data capability over the 30- to 87.975-MHz band. The RT-1439 provided an interface for an external COMSEC device for secure operations. It could be deployed in a manpack configuration, and in conjunction with other equipment in a vehicular configuration. RT-1439: RT ...

  6. 2.4 GHz radio use - Wikipedia

    en.wikipedia.org/wiki/2.4_GHz_radio_use

    Using wired phones, which do not transmit. Using cordless phones that do not use the 2.4 GHz band. Using the 5 GHz band. DECT 6.0 (1.9 GHz), 5.8 GHz or 900 MHz phones, commonly available today, do not use the 2.4 GHz band and thus do not interfere. VoIP/Wi-Fi phones share the Wi-Fi base stations and participate in the Wi-Fi contention protocols.

  7. AX.25 - Wikipedia

    en.wikipedia.org/wiki/AX.25

    At the speeds commonly used to transmit packet radio data (rarely higher than 9,600 bit/s, and typically 1,200 bit/s), [9] the use of additional network layers with AX.25 is impractical due to the data overhead involved. This is not a limitation of AX.25 per se, but places constraints on the sophistication of applications designed to use it.

  8. Mobile phone signal - Wikipedia

    en.wikipedia.org/wiki/Mobile_phone_signal

    Not all cellular telephone radio towers are owned by the same telephone company (though this is not true to all locations) be maintained across a different company's network (as calls cannot be re-routed over the traditional phone network while in progress), also resulting in the termination of the call once a signal cannot be maintained ...

  9. ICOM IC-7100 - Wikipedia

    en.wikipedia.org/wiki/ICOM_IC-7100

    The ICOM IC-7100 is a multimode HF/VHF/UHF mobile amateur radio transceiver. The IC-7100 has support for a wide variety of commonly used amateur radio modes including ICOMs proprietary digital voice mode DSTAR. Additionally the radio offers 100 watts on HF, 50 watts on VHF, and 35 watts on UHF. [1]