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  2. SINCGARS - Wikipedia

    en.wikipedia.org/wiki/SINCGARS

    Single Channel Ground and Airborne Radio System (SINCGARS) is a very high frequency combat network radio (CNR) used by U.S. and allied military forces. In the CNR network, the SINCGARS’ primary role is voice transmission between surface and airborne command and control (C2) assets.

  3. List of free electronics circuit simulators - Wikipedia

    en.wikipedia.org/wiki/List_of_free_electronics...

    List of free analog and digital electronic circuit simulators, available for Windows, macOS, Linux, and comparing against UC Berkeley SPICE. The following table is split into two groups based on whether it has a graphical visual interface or not.

  4. HamSphere - Wikipedia

    en.wikipedia.org/wiki/Hamsphere

    HamSphere is a subscription-based internet service that simulates amateur radio communication using VoIP connections over the Internet. The simulator allows licensed radio amateurs and unlicensed enthusiasts to communicate with one another using a simulated ionosphere. It was designed by Kelly Lindman, a radio amateur with call sign 5B4AIT. [1]

  5. Marine VHF radio - Wikipedia

    en.wikipedia.org/wiki/Marine_VHF_radio

    A standard handheld marine VHF, mandatory on larger seagoing vessels under the GMDSS rules A VHF set and a VHF channel 70 DSC set, the DSC on top A vintage (76–89) marine VHF radiotelephone. Marine VHF radio is a worldwide system of two way radio transceivers on ships and watercraft used for bidirectional voice communication from ship-to-ship ...

  6. Virtual Air Traffic Simulation Network - Wikipedia

    en.wikipedia.org/wiki/Virtual_Air_Traffic...

    Considered the largest online flight simulation network in the world, [2] VATSIM has attracted mainstream media attention. [6] [21] [4] [61] Commentators have praised VATSIM for its realism and quality, [62] describing the network as giving flight simulation an interest and depth it would otherwise lack [63] and lauding its friendly atmosphere ...

  7. WSPR (amateur radio software) - Wikipedia

    en.wikipedia.org/wiki/WSPR_(amateur_radio_software)

    It is a protocol, implemented in a computer program, used for weak-signal radio communication between amateur radio operators. The protocol was designed, and a program written initially, by Joe Taylor, K1JT. The software code is now open source and is developed by a small team.

  8. SELCAL - Wikipedia

    en.wikipedia.org/wiki/SELCAL

    In international aviation, SELCAL or SelCal is a selective-calling radio system that can alert an aircraft's crew that a ground radio station wishes to communicate with the aircraft. SELCAL uses a ground-based encoder and radio transmitter to broadcast an audio signal that is picked up by a decoder and radio receiver on an aircraft. The use of ...

  9. PSK Reporter - Wikipedia

    en.wikipedia.org/wiki/PSK_Reporter

    [5] [6] The website takes its name from the popular amateur radio digital mode PSK31 and supports numerous digital modes, [7] [8] [9] but now the vast majority of digital modes recorded by the service are FT8 traffic. [10] Most traffic recorded on PSK Reporter is in the HF amateur radio bands but the platform also supports MF, VHF, and UHF bands.