Ailunce HD1 GPS Feature

HD1 GPS radio uses satellites to pinpoint locations. Since Ailunce HD1 GPS radio was released officially from Jan,2018, it gained a passionate following over the past year.  Our friend Tracy, VE3TWM who took a video which focus in the GPS feature, he showed us how HD1 GPS might be use in the wilderness, and he recreated…

Retevis RT5 :How to set Marine frequency?

What is Marine frequency? Marine frequency is VHF, it refers to the frequency range between 156 and 174 MHz, inclusive. The “VHF” signifies the very high frequency of the range. In the official language of the International Telecommunication Union the band is called the VHF maritime mobile band.   Marine VHF radio equipment is installed…

IP67 Amateur Outdoor Radio RT87

IP67 Amateur Outdoor Radio RT87,our friend @Sylvain Bourgault shared us two pictures when he went hunting with RT87. Thanks to him for sharing these pictures. This radio is an analog radio, with the dual-band VHF:136-174MHZ and UHF:400-480MHZ. What are its features? 1, IP67, with the Dustproof and Waterproof . This radio is the real IP67…