Daily Archives:October 26,2021
VHF marine radio transmission range and antenna gain
- Oct 26,2021
- Leeric
- 0 Comments
- technology suggestion
Recreational marine VHF antennas are usually broken down into three categories: 3- or 4-foot sailboat antennas (3dB gain), 8-foot powerboat antennas (6 dB gain) and 16-plus-foot, long-stick antennas (9+ dB gain). The antenna gain is a ratio related to an antennas effective radiated power (ERP) instead of a fixed quantity value. ...
Marine radio antenna options for AIS
- Oct 26,2021
- Leeric
- 0 Comments
- technology suggestion
Whichever option you choose, having AIS on your boat will without doubt make your sailing experiences safer. As well as less stressful in poor visibility or when crossing busy shipping lanes. Even a simple receiver with a small whip antenna at deck level is effective. Allowing you to keep informed of what ships are around and which ones you need to keep an eye on. ...