net control

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net control

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Antennas : Magnetic Loop
  • Magnetic Loop Antenna Builds and Autotuning Advancements - Explore two magnetic loop antenna constructions, utilizing a 6-foot and a 12-foot square loop. Accompanied by a detailed description, the 6-foot loop features a built-in stepper motor control circuit, while the 12-foot loop incorporates a separate loop controller. Efficiency, tuning ranges, and the innovative autotuning solution using a microcontroller are discussed, offering insights into overcoming the antenna's narrowband limitations.
    [ Hits: 66 | Votes: 0 | Rating: 0 ]
  • Mastering Magnetic Loop Antenna Control - Unveil the secrets of efficient Magnetic Loop Antenna control systems, eliminating the hassle of frequent retuning. With real-time tracking and compatibility with various transceivers, including popular models from Elecraft, ICOM, Kenwood, and Yaesu, this controller ensures seamless frequency adjustment. Explore its high-resolution stepper motor and versatile communication capabilities, revolutionizing amateur radio operation.
    [ Hits: 54 | Votes: 0 | Rating: 0 ]
  • Automatic Magnetic Antenna Tuner - A Magnetic Loop Antenna is a resonant circuit employing a large inductor and adjustable capacitor. Efficiency depends on the inductor's size relative to wavelength. A Magnetic Loop Controller adjusts antenna tuning in real-time, syncing with Transceiver VFO movements. It communicates with various radios, enabling seamless tuning. Stepper motor resolution ensures accurate capacitor positioning, crucial for antenna performance. The Controller's firmware offers diverse functionality, enhancing user experience and antenna efficiency.
    [ Hits: 58 | Votes: 0 | Rating: 0 ]
Technical Reference : Antenna Rotator
  • YAESU beam controller to suit RigExpert WTI-1 - Beam Controller Interface Project. The control system will be via the internet and consist of a Rig-Expert WTI-1 interface which provides access to CAT commands, PTT, and Rx and Tx audio.
    [ Hits: 37 | Votes: 0 | Rating: 0 ]
Technical Reference : Antenna Switch
  • Smart SO2R Antenna Switcher: A DIY Solution - In pursuit of enhanced station efficiency, the author describes crafting an Arduino-based smart antenna switcher for an SO2R setup. Faced with manual antenna switching challenges during contests, the project utilizes a Logos Electromechanical 4x4 Driver Shield and a Power Screw shield for seamless functionality. Despite its raw appearance, the automatic switcher proves indispensable in contest scenarios, prompting considerations for future improvements and standardization of station control protocols.
    [ Hits: 151 | Votes: 0 | Rating: 0 ]
Technical Reference : Raspberry Pi
  • Raspberry PI remote Ham Radio Server - Remote Ham Radio via WebRTC Audio Raspberry Pi 3. Stream Transceiver Audio to and from the remote station though a Browser using WebRTC.
    [ Hits: 277 | Votes: 1 | Rating: 10 ]

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