RT97S Full Duplex GMRS Repeater is an upgraded version of RT97 GMRS repeater, which is special for building Raspberry Pi two way radio systems. Here is a guide to program it by software. Step 1 Get …
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Wendy
During ham radio contests, most of amateur radio operators will spend many hours to operate radios. If they hold the microphone all the time and keep pressing the PTT, then their hands will get tired. The…
Not sure which NR (Noise Reduction) earmuffs to choose? Why not have a look at Retevis hearing protection earmuffs? Let’s check out the three latest earmuffs. EHN004 Stainless Steel NR Earmuff Pros Stainless Steel Bracket, Solid…
This summer is so hot and coming with some extreme weather. If you choose some water sports to stay cool, you should get safety prepared. For example, taking this waterproof two way radio RETEVIS RT49P/RT649P for emergency…
The walkie-talkies turned out to be convenient for various bike rides, group walks, and trips. Due to the increased transmission power and a fairly good antenna, walkie talkies are confidently taken in rough terrain. Retevis UHF…
RT648 is a very built tough full sized PMR446 radio, suitable for business or outdoor leisure hobbies. Recently, Fred reviewed this radio on his YouTube channel and he was impressed by its features. Read on his…
May I have your attention, our new product just launched, which is called RB46/RB646 IP67 On-site Business Radios ; two versions are avaliable, FRS and PMR446. It is designed for business and easy for workers to use.…
In the world of agriculture, reliable and robust communications will greatly improve the workers productivity. Two way radios are often used for farm use, since they don’t have the limit of network signals. What radio for…
May and June are peak tornado season. Recently, Chicago was hit by the tornado. The many suffered this terrible experience. To avoid or reduce the loss of life and injuries were ,we need to take the…
Since the thick ice covering on lakes has dissipated on April and May, so the June is a great season for outdoor pursuits. If you’re a kayak lover, you can not miss the following coming kayak…
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