Search:

Type: Posts; User: Dale

Search: Search took 0.01 seconds.

  1. Replies
    2
    Views
    604

    27 MHz is OK in Fresh Water

    Thanks for your interest in this topic. When I started this project I was surprised how well HF and VHF propagate in fresh water.

    As you can see in the following paper, the losses are much lower...
  2. Replies
    2
    Views
    604

    Balun for Underwater Antenna

    I have designed and built a 27 MHz QFH antenna for a fresh-water wireless sensor system (1.2 m wavelength in water). The QFH presents a balanced load. Since the medium is water, the antenna...
Results 1 to 2 of 2