Working principle of Retevis RT9550 repeater Retevis RT9550 repeater expand of the radio signal transmission distance by resending or forwarding the radio signal. Retevis RT9550 Repeater main work principle: a high-sensitivity receiver is responsible for receiving signals from different stations at a frequency point, and at the same time, a high-power transmitter is used another frequency […]
Now Retevis Donate plan for scouting has been almost one month. A lot of scouting teams have submitted the applications. Here Retevis thanks for their supports. All the applications will be reply in 24hours. Here I introduce the model RT35 : the model we donate this time. The Feature: 1,Channel: US (22CH 462mHZ) EU(16CH,PMR446),you […]
Finally the announced package arrived. Content: the new RETEVIS Duoband DMR mobile device RT90. Now everything was unpacked and inInspected. Also a programming cable was included. RT90 Unboxing Finally the announced package arrived. Now everything was unpacked and inInspected. Also a programming cable was included. The microphone makes a solid impression and has a pretty good workmanship. It should be […]
Amateur radios (also called ham radio),describes the use of radio frequency spectrum for purposes of non-commercial exchange of messages, wireless experimentation, self-training, private recreation, radiosport, contesting, and emergency communication. The term “amateur” is used to specify “a duly authorised person interested in radioelectric practice with a purely personal aim and without pecuniary interest;”(either direct monetary or other similar reward) and to differentiate it from commercial broadcasting, public safety […]
Retevis is a brand of walkie talkie,it has 4 products lines: Amateur,Business,Children,Outdoor. All of our walkie talkies are popular in US and Europe market, and our items have the certificates like CE,FCC,IC,RoHS and other certificates.. Especially in nearly two-year, Retevis Toy walkie talkie has become a new line of Children’s educational toys.At the same time, […]
